PETER B ARMENTROUT portrait
  • Distinguished Professor, Chemistry
  • Henry Eyring Presidential Endowed Chair of Chemistry, Chemistry

Publications

  • Ng CY, Xu Y, Chang YC, Wannenmacher A, Parziale M & Armentrout PB (2021). Quantum electronic control on chemical activation of methane by collision with spin-orbit state selected vanadium cation. Physical chemistry chemical physics : PCCP. Vol. 23, 273-286. Published, 01/01/2021.
  • Stevenson BC, Martens J, Berden G, Oomens J, Schäfer M & Armentrout PB (2020). IRMPD Spectroscopic and Theoretical Structural Investigations of Zinc and Cadmium Dications Bound to Histidine Dimers. The journal of physical chemistry. A. Vol. 124, 10266-10276. Published, 12/01/2020.
  • Jones R. M. & Boles, G. C.; Armentrout, P. B. (2020). Cis-trans Isomerization is Not Rate Determining for b2 Ion Structures: A Guided Ion Beam and Computational Study of the Decomposition of H+(GlyProAla). Int. J. Mass Spectrom. Vol. 458, 116434. Published, 11/2020.
  • Ghiassee M, Ewigleben J & Armentrout PB (2020). Praseodymium cation (Pr+) reactions with H2, D2, and HD: PrH+ bond energy and mechanistic insights from guided ion beam and theoretical studies. The Journal of chemical physics. Vol. 153, 144304. Published, 10/01/2020.
  • Oomens J, Kempkes LJM, Geurts TPJ, van Dijk L, Martens J, Berden G & Armentrout PB (2020). Water Loss from Protonated XxxSer and XxxThr Dipeptides Gives Oxazoline-Not Oxazolone-Product Ions. Journal of the American Society for Mass Spectrometry. Vol. 31, 2111-2123. Published, 10/01/2020.
  • Kim J & Armentrout PB (2020). Guided Ion Beam Tandem Mass Spectrometry and Theoretical Study of SO2 Activated by Os+. The journal of physical chemistry. A. Vol. 124, 6629-6644. Published, 10/2020.
  • Armentrout PB, Chang YC & Ng CY (2020). What is the Bond Dissociation Energy of the Vanadium Hydride Cation?. The journal of physical chemistry. A. Vol. 124, 5306-5313. Published, 07/01/2020.
  • Boles GC, Hightower RL, Berden G, Oomens J & Armentrout PB (2020). Zinc and Cadmium Complexation of l-Threonine: An Infrared Multiple Photon Dissociation Spectroscopy and Theoretical Study. The journal of physical chemistry. B. Vol. 123, 9343-9354. Published, 05/01/2020.
  • Rahrt R, Auth T, Demireva M, Armentrout PB & Koszinowski K (2020). Benzhydrylpyridinium Ions: A New Class of Thermometer Ions for the Characterization of Electrospray-Ionization Mass Spectrometers. Analytical chemistry. Vol. 91, 11703-11711. Published, 04/01/2020.
  • He CC, Hamlow LA, Zhu Y, Nei YW, Fan L, McNary CP, Maître P, Steinmetz V, Schindler B, Compagnon I, Armentrout PB & Rodgers MT (2020). Structural and Energetic Effects of O2'-Ribose Methylation of Protonated Pyrimidine Nucleosides. Journal of the American Society for Mass Spectrometry. Vol. 30, 2318-2334. Published, 04/01/2020.
  • Clark AA, Yang B, Rodgers MT & Armentrout PB (2020). Experimental and Computational Study of the Group 1 Metal Cation Chelates with Lysine: Bond Dissociation Energies, Structures, and Structural Trends. The journal of physical chemistry. B. Vol. 123, 1983-1997. Published, 04/01/2020.
  • Kafle A, Nwokolo C, Sanchez L & Armentrout PB (2020). Threshold Collision-Induced Dissociation of Hydrated Thorium(IV) Trihydroxide Cation: Experimental and Theoretical Investigation of the Binding Energies for Th(OH)3+(H2O) n Complexes (n = 1-4). The journal of physical chemistry. A. Vol. 124, 3090-3100. Published, 04/01/2020.
  • Ghiassee M & Armentrout PB (2020). Cerium Cation (Ce+) Reactions with H2, D2, and HD: CeH+ Bond Energy and Mechanistic Insights from Guided Ion Beam and Theoretical Studies. The journal of physical chemistry. A. Vol. 124, 2560-2572. Published, 04/01/2020.
  • Shuman NS, Ard SG, Sweeny BC, Viggiano AA, Owen CJ & Armentrout PB (2020). Methane Adducts of Gold Dimer Cations: Thermochemistry and Structure from Collision-Induced Dissociation and Association Kinetics. The journal of physical chemistry. A. Vol. 124, 3335-3346. Published, 04/01/2020.
  • Mookherjee A & Armentrout PB (2020). Thermodynamics and Reaction Mechanisms for Decomposition of a Simple Protonated Tripeptide, H+GAG: a Guided Ion Beam and Computational Study. Journal of the American Society for Mass Spectrometry. Vol. 30, 1013-1027. Published, 03/01/2020.
  • Armentrout PB & Peterson KA (2020). Guided Ion Beam and Quantum Chemical Investigation of the Thermochemistry of Thorium Dioxide Cations: Thermodynamic Evidence for Participation of f Orbitals in Bonding. Inorganic chemistry. Vol. 59, 3118-3131. Published, 03/01/2020.
  • Kim J, M Cox R & Armentrout PB (2020). Thermochemical studies of reactions of Re+ with SO2 using guided ion beam experiments and theory. Physical chemistry chemical physics : PCCP. Vol. 22, 3191-3203. Published, 02/01/2020.
  • He CC, Hamlow LA, Zhu Y, Nei YW, Fan L, McNary CP, Maître P, Steinmetz V, Schindler B, Compagnon I, Armentrout PB & Rodgers MT (2020). Structural and Energetic Effects of O2'-Ribose Methylation of Protonated Pyrimidine Nucleosides. Journal of the American Society for Mass Spectrometry. Vol. 30, 2318-2334. Published, 01/01/2020.
  • Cox RM & Armentrout PB (2020). Activation of Water by Thorium Cation: A Guided Ion Beam and Quantum Chemical Study. Journal of the American Society for Mass Spectrometry. Vol. 30, 1835-1849. Published, 01/01/2020.
  • Owen CJ, Boles GC, Berden G, Oomens J & Armentrout PB (2019). Experimental and theoretical investigations of infrared multiple photon dissociation spectra of lysine complexes with Zn2+ and Cd2. European journal of mass spectrometry (Chichester, England). Vol. 25, 97-111. Published, 11/01/2019.
  • Armentrout PB, Baer T, Beauchamp JJL, Oomens J, Rodgers MT & Ryzhov V (2019). Robert C. Dunbar (1943-2017). European journal of mass spectrometry (Chichester, England). Vol. 25, 4-7. Published, 11/01/2019.
  • Clark AA, Yang B, Rodgers MT & Armentrout PB (2019). Experimental and Computational Study of the Group 1 Metal Cation Chelates with Lysine: Bond Dissociation Energies, Structures, and Structural Trends. The journal of physical chemistry. B. Vol. 123, 1983-1997. Published, 11/01/2019.
  • Ghiassee M, Kim J & Armentrout PB (2019). Evaluation of the exothermicity of the chemi-ionization reaction Nd + O → NdO+ + e- and neodymium oxide, carbide, dioxide, and carbonyl cation bond energies. The Journal of chemical physics. Vol. 150, 144309. Published, 11/01/2019.
  • Mookherjee A & Armentrout PB (2019). Thermodynamics and Reaction Mechanisms for Decomposition of a Simple Protonated Tripeptide, H+GAG: a Guided Ion Beam and Computational Study. Journal of the American Society for Mass Spectrometry. Vol. 30, 1013-1027. Published, 11/01/2019.
  • Owen CJ, Keyes NR, Xie C, Guo H & Armentrout PB (2019). Bond dissociation energy of Au2+: A guided ion beam and theoretical investigation. The Journal of chemical physics. Vol. 150, 174305. Published, 11/01/2019.
  • He CC, Hamlow LA, Zhu Y, Nei YW, Fan L, McNary CP, Maître P, Steinmetz V, Schindler B, Compagnon I, Armentrout PB & Rodgers MT (2019). Structural and Energetic Effects of O2'-Ribose Methylation of Protonated Pyrimidine Nucleosides. Journal of the American Society for Mass Spectrometry. Vol. 30, 2318-2334. Published, 11/01/2019.
  • Boles GC, Hightower RL, Berden G, Oomens J & Armentrout PB (2019). Zinc and Cadmium Complexation of l-Threonine: An Infrared Multiple Photon Dissociation Spectroscopy and Theoretical Study. The journal of physical chemistry. B. Vol. 123, 9343-9354. Published, 11/01/2019.
  • Armentrout PB, Kuijpers SEJ, Lushchikova OV, Hightower RL, Boles GC & Bakker JM (2019). Spectroscopic Identification of the Carbyne Hydride Structure of the Dehydrogenation Product of Methane Activation by Osmium Cations. Journal of the American Society for Mass Spectrometry. Vol. 29, 1781-1790. Published, 11/01/2019.
  • Owen CJ, Keyes NR, Xie C, Guo H & Armentrout PB (2019). Bond dissociation energy of Au2+: A guided ion beam and theoretical investigation. The Journal of chemical physics. Vol. 150, 174305. Published, 11/01/2019.
  • Owen CJ, Boles GC, Berden G, Oomens J & Armentrout PB (2019). Experimental and theoretical investigations of infrared multiple photon dissociation spectra of lysine complexes with Zn2+ and Cd2. European journal of mass spectrometry (Chichester, England). Vol. 25, 97-111. Published, 11/01/2019.
  • Ghiassee M, Kim J & Armentrout PB (2019). Evaluation of the exothermicity of the chemi-ionization reaction Nd + O → NdO+ + e- and neodymium oxide, carbide, dioxide, and carbonyl cation bond energies. The Journal of chemical physics. Vol. 150, 144309. Published, 11/01/2019.
  • Armentrout PB, Baer T, Beauchamp JJL, Oomens J, Rodgers MT & Ryzhov V (2019). Robert C. Dunbar (1943-2017). European journal of mass spectrometry (Chichester, England). Vol. 25, 4-7. Published, 11/01/2019.
  • He CC, Hamlow LA, Devereaux ZJ, Zhu Y, Nei YW, Fan L, McNary CP, Maitre P, Steinmetz V, Schindler B, Compagnon I, Armentrout PB & Rodgers MT (2019). Structural and Energetic Effects of O2'-Ribose Methylation of Protonated Purine Nucleosides. The journal of physical chemistry. B. Vol. 122, 9147-9160. Published, 10/01/2019.
  • Cox RM & Armentrout PB (2019). Activation of Water by Thorium Cation: A Guided Ion Beam and Quantum Chemical Study. Journal of the American Society for Mass Spectrometry. Vol. 30, 1835-1849. Published, 10/01/2019.
  • Armentrout PB, Stevenson BC, Yang F, Wensink FJ, Lushchikova OV & Bakker JM (2019). Infrared Spectroscopy of Gold Carbene Cation (AuCH2+): Covalent or Dative Bonding?. The journal of physical chemistry. A. Vol. 123, 8932-8941. Published, 10/01/2019.
  • Armentrout PB, Stevenson BC, Yang F, Wensink FJ, Lushchikova OV & Bakker JM (2019). Infrared Spectroscopy of Gold Carbene Cation (AuCH2+): Covalent or Dative Bonding?. The journal of physical chemistry. A. Vol. 123, 8932-8941. Published, 10/01/2019.
  • Cox RM & Armentrout PB (2019). Activation of Water by Thorium Cation: A Guided Ion Beam and Quantum Chemical Study. Journal of the American Society for Mass Spectrometry. Vol. 30, 1835-1849. Published, 10/01/2019.
  • Rahrt R, Auth T, Demireva M, Armentrout PB & Koszinowski K (2019). Benzhydrylpyridinium Ions: A New Class of Thermometer Ions for the Characterization of Electrospray-Ionization Mass Spectrometers. Analytical chemistry. Vol. 91, 11703-11711. Published, 09/01/2019.
  • Kafle A & Armentrout PB (2019). Mechanism and Energetics of the Hydrolysis of Th+ To Form Th(OD)3+: Guided Ion Beam and Theoretical Studies of ThO+, ThO2+, and OThOD+ Reacting with D2O. The journal of physical chemistry. A. Vol. 123, 5893-5905. Published, 07/01/2019.
  • Cox RM, Kafle A, Armentrout PB & Peterson KA (2019). Bond energy of ThN+: A guided ion beam and quantum chemical investigation of the reactions of thorium cation with N2 and NO. The Journal of chemical physics. Vol. 151, 034304. Published, 07/01/2019.
  • Cox RM, Kafle A, Armentrout PB & Peterson KA (2019). Bond energy of ThN+: A guided ion beam and quantum chemical investigation of the reactions of thorium cation with N2 and NO. The Journal of chemical physics. Vol. 151, 034304. Published, 07/01/2019.
  • Kafle A & Armentrout PB (2019). Mechanism and Energetics of the Hydrolysis of Th+ To Form Th(OD)3+: Guided Ion Beam and Theoretical Studies of ThO+, ThO2+, and OThOD+ Reacting with D2O. The journal of physical chemistry. A. Vol. 123, 5893-5905. Published, 07/01/2019.
  • McNary CP, Nei YW, Maitre P, Rodgers MT & Armentrout PB (2019). Infrared multiple photon dissociation action spectroscopy of protonated glycine, histidine, lysine, and arginine complexed with 18-crown-6 ether. Physical chemistry chemical physics : PCCP. Vol. 21, 12625-12639. Published, 06/01/2019.
  • McNary CP, Nei YW, Maitre P, Rodgers MT & Armentrout PB (2019). Infrared multiple photon dissociation action spectroscopy of protonated glycine, histidine, lysine, and arginine complexed with 18-crown-6 ether. Physical chemistry chemical physics : PCCP. Vol. 21, 12625-12639. Published, 06/01/2019.
  • Shuman, N. S. & Ard, S. G.; Sweeny, B. C.; Pan, H.; Viggiano, A. A.; Keyes, N. R.; Guo, H.; Owen, C. J.; Armentrout, P. B. (2019). Au2+ cannot catalyze conversion of methane to ethene at low temperature. Catalysis Science & Technology. Vol. 9, 2767-2780. Published, 05/09/2019.
  • Sander O & Armentrout PB (2019). Hydration Energies of Iron Hydroxide Cation: A Guided Ion Beam and Theoretical Investigation. The journal of physical chemistry. A. Vol. 123, 1675-1688. Published, 03/01/2019.
  • Sander O & Armentrout PB (2019). Hydration Energies of Iron Hydroxide Cation: A Guided Ion Beam and Theoretical Investigation. The journal of physical chemistry. A. Vol. 123, 1675-1688. Published, 03/01/2019.
  • Wheeler, O. W & Salem, M.; Gao, A.; Bakker, J. M.; Armentrout, P. B. (2019). Sequential Activation of Methane by Ir+: An IRMPD and Theoretical Investigation. International Journal of Mass Spectrometry. Vol. 435, 78-92. Published, 02/2019.
  • Boles GC, Wu RR, Rodgers MT & Armentrout PB (2019). Protonated Asparaginyl-Alanine Decomposition: a TCID, SORI-CID, and Computational Analysis. Journal of the American Society for Mass Spectrometry. Vol. 29, 2341-2359. Published, 01/01/2019.
  • Demireva M & Armentrout PB (2018). Samarium cation (Sm+) reactions with H2, D2, and HD: SmH+ bond energy and mechanistic insights from guided ion beam and theoretical studies. The Journal of chemical physics. Vol. 149, 164304. Published, 11/01/2018.
  • Armentrout PB (2018). 18 electrons and counting. Science (New York, N.Y.). Vol. 361, 849-850. Published, 09/01/2018.
  • Chalifoux AM, Boles GC, Berden G, Oomens J & Armentrout PB (2018). Experimental and theoretical investigations of infrared multiple photon dissociation spectra of arginine complexes with Zn2+ and Cd2. Physical chemistry chemical physics : PCCP. Vol. 20, 20712-20725. Published, 08/01/2018.
  • Owen CJ, Boles GC, Chernyy V, Bakker JM & Armentrout PB (2018). Structures of the dehydrogenation products of methane activation by 5d transition metal cations revisited: Deuterium labeling and rotational contours. The Journal of chemical physics. Vol. 148, 044307. Published, 06/01/2018.
  • Armentrout PB, Demireva M & Peterson KA (2018). Guided ion beam and theoretical studies of the bond energy of SmS. The Journal of chemical physics. Vol. 147, 214307. Published, 06/01/2018.
  • Boles GC, Hightower RL, Coates RA, McNary CP, Berden G, Oomens J & Armentrout PB (2018). Experimental and Theoretical Investigations of Infrared Multiple Photon Dissociation Spectra of Aspartic Acid Complexes with Zn2+ and Cd2. The journal of physical chemistry. B. Vol. 122, 3836-3853. Published, 05/01/2018.
  • Kempkes LJM, Boles GC, Martens J, Berden G, Armentrout PB & Oomens J (2018). Deamidation of Protonated Asparagine-Valine Investigated by a Combined Spectroscopic, Guided Ion Beam, and Theoretical Study. The journal of physical chemistry. A. Vol. 122, 2424-2436. Published, 04/01/2018.
  • Demireva M & Armentrout PB (2018). Activation of H2 by Gadolinium Cation (Gd+): Bond Energy of GdH+ and Mechanistic Insights from Guided Ion Beam and Theoretical Studies. The journal of physical chemistry. A. Vol. 122, 750-761. Published, 03/01/2018.
  • Armentrout PB, Cox RM, Sweeny BC, Ard SG, Shuman NS & Viggiano AA (2018). Lanthanides as Catalysts: Guided Ion Beam and Theoretical Studies of Sm+ + COS. The journal of physical chemistry. A. Vol. 122, 737-749. Published, 03/01/2018.
  • Coates RA & Armentrout PB (2018). Binding energies of hydrated cobalt(ii) by collision-induced dissociation and theoretical studies: evidence for a new critical size. Physical chemistry chemical physics : PCCP. Vol. 20, 802-818. Published, 02/01/2018.
  • Carpenter JE, McNary CP, Furin A, Sweeney AF & Armentrout PB (2017). How Hot are Your Ions Really? A Threshold Collision-Induced Dissociation Study of Substituted Benzylpyridinium "Thermometer" Ions. Journal of the American Society for Mass Spectrometry. Vol. 28, 1876-1888. Published, 12/01/2017.
  • Armentrout PB, Demireva M & Peterson KA (2017). Guided ion beam and theoretical studies of the bond energy of SmS+. The Journal of chemical physics. Vol. 147, 214307. Published, 12/01/2017.
  • Rezaee M, McNary CP & Armentrout PB (2017). Threshold collision-induced dissociation and theoretical study of protonated azobenzene. The Journal of chemical physics. Vol. 147, 164308. Published, 11/01/2017.
  • Mookherjee A, Van Stipdonk MJ & Armentrout PB (2017). Thermodynamics and Reaction Mechanisms of Decomposition of the Simplest Protonated Tripeptide, Triglycine: A Guided Ion Beam and Computational Study. Journal of the American Society for Mass Spectrometry. Vol. 28, 739-757. Published, 11/01/2017.
  • McNary CP & Armentrout PB (2017). Non-adiabatic behavior in the homolytic and heterolytic bond dissociation of protonated hydrazine: A guided ion beam and theoretical investigation. The Journal of chemical physics. Vol. 147, 124306. Published, 10/01/2017.
  • Coates RA, Boles GC, McNary CP, Berden G, Oomens J & Armentrout PB (2017). Correction: Zn2+ and Cd2+ cationized serine complexes: infrared multiple photon dissociation spectroscopy and density functional theory investigations. Physical chemistry chemical physics : PCCP. Vol. 19, 18100-18101. Published, 09/01/2017.
  • Coates RA, McNary CP, Boles GC, Berden G, Oomens J & Armentrout PB (2017). Correction: Structural characterization of gas-phase cysteine and cysteine methyl ester complexes with zinc and cadmium dications by infrared multiple photon dissociation spectroscopy. Physical chemistry chemical physics : PCCP. Vol. 19, 18777-18778. Published, 09/01/2017.
  • Boles GC, Owen CJ, Berden G, Oomens J & Armentrout PB (2017). Experimental and theoretical investigations of infrared multiple photon dissociation spectra of glutamic acid complexes with Zn2+ and Cd2. Physical chemistry chemical physics : PCCP. Vol. 19, 12394-12406. Published, 09/01/2017.
  • Boles GC, Owen CJ, Berden G, Oomens J & Armentrout PB (2017). Correction: Experimental and theoretical investigations of infrared multiple photon dissociation spectra of glutamic acid complexes with Zn2+ and Cd2. Physical chemistry chemical physics : PCCP. Vol. 19, 18774-18776. Published, 09/01/2017.
  • Armentrout PB (2017). Methane Activation by 5 d Transition Metals: Energetics, Mechanisms, and Periodic Trends. (pp. 10-18). Vol. 23. Chemistry (Weinheim an der Bergstrasse, Germany). Published, 09/01/2017.
  • Boles GC, Coates RA, Berden G, Oomens J & Armentrout PB (2017). Correction to "Experimental and Theoretical Investigations of Infrared Multiple Photon Dissociation Spectra of Asparagine Complexes with Zn2+ and Cd2+ and Their Deamidation Processes". The journal of physical chemistry. B. Vol. 121, 7400. Published, 08/01/2017.
  • Coates RA & Armentrout PB (2017). Binding energies of hydrated cobalt hydroxide ion complexes: A guided ion beam and theoretical investigation. The Journal of chemical physics. Vol. 147, 064305. Published, 08/01/2017.
  • Boles GC, Coates RA, Berden G, Oomens J & Armentrout PB (2017). Correction for "Experimental and Theoretical Investigations of Infrared Multiple Photon Dissociation Spectra of Glutamine Complexes with Zn2+ and Cd2+". The journal of physical chemistry. B. Vol. 121, 6774. Published, 07/01/2017.
  • Coates RA & Armentrout PB (2017). Thermochemical Investigations of Hydrated Nickel Dication Complexes by Threshold Collision-Induced Dissociation and Theory. The journal of physical chemistry. A. Vol. 121, 3629-3646. Published, 05/01/2017.
  • Armentrout PB & Cox RM (2017). Potential energy surface for the reaction Sm+ + CO2 → SmO+ + CO: guided ion beam and theoretical studies. Physical chemistry chemical physics : PCCP. Vol. 19, 11075-11088. Published, 05/01/2017.
  • Demireva M & Armentrout PB (2017). Gadolinium cation (Gd+) reaction with O2: Potential energy surface mapped experimentally and with theory. The Journal of chemical physics. Vol. 146, 174302. Published, 05/01/2017.
  • “Activation of Methane by Ru+: Experimental and Theoretical Studies of the Thermochemistry and Mechanism” Armentrout, P. B.; Chen, Y.-M. Int. J. Mass Spectrom. (Nico Nibbering Honor Issue) 2017, 413, 135-149. DOI: 10.1016/j.ijms.2016.05.003. Published, 05/2017.
  • Cheng L, Gauss J, Ruscic B, Armentrout PB & Stanton JF (2017). Bond Dissociation Energies for Diatomic Molecules Containing 3d Transition Metals: Benchmark Scalar-Relativistic Coupled-Cluster Calculations for 20 Molecules. Journal of chemical theory and computation. Vol. 13, 1044-1056. Published, 03/01/2017.
  • Ard SG, Martinez O, Brown SA, Sawyer JC, Armentrout PB, Viggiano AA & Shuman NS (2017). Reactivity of 4Fe+(CO)n=0-2 + O2: oxidation of CO by O2 at an isolated metal atom. Physical chemistry chemical physics : PCCP. Vol. 19, 8768-8777. Published, 03/01/2017.
  • “Threshold Collision-Induced Dissociation of Proton-Bound Hydrazine and Dimethylhydrazine Clusters” McNary, C. P.; Armentrout, P. B. J. Phys. Chem. A 2016, 120, 9690-9701. DOI: 10.1021/acs.jpca.6b09318. Published, 11/22/2016.
    http://pubs.acs.org/doi/abs/10.1021/acs.jpca.6b093...
  • “Experimental and Theoretical Investigations of Infrared Multiple Photon Dissociation Spectra of Asparagine Complexes with Zn2+ and Cd2+ and Their Deamidation Processes” Boles, G. C.; Coates, R. A.; Berden, G.; Oomens, J.; Armentrout, P. B. J. Phys. Chem. B 2016, 120, 12486-12500. DOI: 10.1021/acs.jpcb.6b10326. Published, 11/17/2016.
    http://pubs.acs.org/doi/abs/10.1021/acs.jpcb.6b103...
  • “Guided Ion Beam and Theoretical Studies of the Reactions of Re+, Os+, and Ir+ with CO” Kim, J.; Cox, R. M; Armentrout, P. B. J. Chem. Phys. 2016, 145, 194305. DOI: 10.1063/1.4967820. Published, 11/2016.
  • “Threshold Collision-Induced Dissociation of Protonated Hydrazine and Dimethylhydrazine Clustered with Water” McNary, C. P.; Armentrout, P. B. J. Chem. Phys. 2016, 145, 214311. DOI: 10.1063/1.4971238. Published, 11/2016.
  • “Gadolinium (Gd) Oxide, Carbide, and Carbonyl Cation Bond Energies and Evaluation of the Gd + O → GdO+ + e– Chemi-Ionization Reaction Enthalpy” Demireva, M.; Kim, J.; Armentrout, P. B. J. Phys. Chem. A 2016, 120, 8550– 8563. DOI: 10.1021/acs.jpca.6b09309. Published, 10/13/2016.
    http://pubs.acs.org/doi/abs/10.1021/acs.jpca.6b093...
  • “Reactions of Th+ + H2, D2, and HD Studied by Guided Ion Beam Tandem Mass Spectrometry and Quantum Chemical Calculations” Cox, R. M.; Armentrout, P. B.; de Jong, W. A. J. Phys. Chem. B (Bruce Garrett Festschrift) 2016, 120, 1601-1614. DOI: 10.1021/acs.jpcb.5b08008. Published, 09/28/2016.
    http://pubs.acs.org/doi/abs/10.1021/acs.jpcb.5b080...
  • “Chemi-ionization reactions of La, Pr, Tb, and Ho with atomic O and La with N2O from 200 - 450 K” Ard, S. G.; Shuman, N. S.; Martinez, O.; Armentrout, P. B.; Viggiano, A. A. J. Chem. Phys. 2016, 145, 084302. DOI: 10.1063/1.4961263. Published, 08/2016.
  • “Methane Activation by 5d Transition Metals: Energetics, Mechanisms, and Periodic Trends” Armentrout, P. B. Chem.: Eur. J. (Invited Minireview), 2017, 23, 10-18. DOI: 10.1002/chem.201602015. Published, 07/28/2016.
  • “Zn2+ and Cd2+ Cationized Serine Complexes: Infrared Multiple Photon Dissociation Spectroscopy and Density Functional Theory Investigations” Coates, R. A.; Boles, G. C.; McNary, C. P.; Berden G.; Oomens, J.; Armentrout, P. B. Phys. Chem. Chem. Phys. 2016, 18, 22434 – 22445. DOI: 10.1039/c6cp03805k. Published, 07/21/2016.
    http://pubs.rsc.org/en/content/articlehtml/2016/cp...
  • “Activation of C-H bonds in Pt+ + xCH4 Reactions, where x = 1 – 4: Identification of the Platinum Dimethyl Cation” Wheeler, O. W.; Salem, M.; Gao, A.; Bakker, J. M.; Armentrout, P. B. J. Phys. Chem. A 2016, 120, 6216–6227. DOI: 10.1021/acs.jpca.6b05361. Published, 07/20/2016.
    http://pubs.acs.org/doi/abs/10.1021/acs.jpca.6b053...
  • “Thermodynamics and Mechanisms of Protonated Asparaginyl-Glycine Decomposition” Boles, G. C.; Wu, R. R.; Rodgers, M. T.; Armentrout, P. B., J. Phys. Chem. B 2016, 120, 6525−6545. DOI: 10.1021/acs.jpcb.6b03253. Published, 06/20/2016.
    http://pubs.acs.org/doi/abs/10.1021/acs.jpcb.6b032...
  • “Bond Energies of ThO+ and ThC+: A Guided Ion Beam and Quantum Chemical Investigation of the Reactions of Thorium Cation with O2 and CO” Cox, R. M.; Citir, M.; Armentrout, P. B.; Battey, S. R.; Peterson. K. A. J. Chem. Phys. 2016, 144, 184309. DOI: 10.1063/1.4948812. Published, 05/2016.
  • “Cationic Noncovalent Interactions: Energetics and Periodic Trends” Rodgers, M. T.; Armentrout, P. B. Chem. Rev. (Thematic Issue: Noncovalent Interactions) 2016, 116 (9), 5642–5687. DOI: 10.1021/acs.chemrev.5b00688. Published, 03/08/2016.
    http://pubs.acs.org/doi/abs/10.1021/acs.chemrev.5b...
  • “Activation of Carbon Dioxide by a Terminal Uranium-Nitrogen Bond in the Gas-Phase: A Demonstration of the Principle of Microscopic Reversibility” Dau, P. D.; Armentrout, P. B.; Michelini, M. C.; Gibson, J. K. Phys. Chem. Chem. Phys., 2016, 18, 7334-7340. DOI: 10.1039/C6CP00494F. Published, 02/15/2016.
    http://pubs.rsc.org/en/content/articlehtml/2016/cp...
  • “Mass Spectrometric Methods for the Determination of Thermodynamic Data” Armentrout, P. B. In The Encyclopedia of Mass Spectrometry. Volume 9: Historical Perspectives, Part A: The Development of Mass Spectrometry, Nier, K. A.; Yergey, A.; Gale, P. J., Eds.; Elsevier: Amsterdam, Netherlands, 2016, pp 231 – 239. DOI: 10.1016/B978-0-08-043848-1.00036-5. Published, 01/2016.
  • “Discriminating Properties of Metal Alkali Ions towards the Constituents of Proteins and Nucleic Acids. Conclusions from Gas-Phase and Theoretical Studies” Rodgers, M. T.; Armentrout, P. B. In Metal Ions in Life Sciences. Volume 16: The Alkali Metal Ions: Their Role for Life, Sigel, A., Sigel, H., Sigel R. K. O., Eds.; Springer: Cham, Switzerland, 2016, pp 103 – 131. DOI: 10.1007/978-3-319-21756-7_4. Published, 01/2016.
  • “Experimental and Theoretical Investigations of Infrared Multiple Photon Dissociation Spectra of Glutamine Complexes with Zn2+ and Cd2+” Boles, G. C.; Coates, R. A.; Berden, G.; Oomens, J.; Armentrout, P. B. J. Phys. Chem. B 2015, 119, 11607–11617. DOI: 10.1021/acs.jpcb.5b06528. Published, 11/2015.
  • “Fifty Years of Ion and Neutral Thermochemistry by Mass Spectrometry” Armentrout, P. B. Int. J. Mass Spectrom. (Invited Article: Mass Spectrometry Entering its Second Century: 1960’s Concepts to the Present), 2015, 377, 54-63. Published, 05/05/2015.
    http://dx.doi.org/10.1016/j.ijms.2014.04.005
  • “Hydration Enthalpies of Ba2+(H2O)x, x = 1 – 8: A Threshold Collision-Induced Dissociation and Computational Investigation” Wheeler, O. W.; Carl, D. R.; Hofstetter, T. E.; Armentrout, P. B. J. Phys. Chem. A 2015, 119, 3800-3815. DOI: 10.1021/acs.jpca.5b01087. Published, 05/2015.
  • “Hydrated Copper Ion Chemistry: Guided Ion Beam and Theoretical Investigation of Cu2+(H2O)n (n = 7 – 10) Complexes” Sweeney, A. F.; Armentrout, P. B. Eur. J. Mass Spectrom.(Invited Article: 20th Anniversary Issue) 2015, 21, 497-516. DOI: 10.1255/ejms.1334. Published, 05/2015.
  • “Structural Characterization of Gas-Phase Cysteine and Cysteine Methyl Ester Complexes with Zinc and Cadmium Dications by Infrared Multiple Photon Dissociation Spectroscopy” Coates, R. A.; McNary, C. P.; Boles, G. C.; Berden, G.; Oomens, J.; Armentrout, P. B. Phys. Chem. Chem. Phys. (Invited Article: Special Issue on Optical Spectroscopy) 2015, 17, 25799-25808. DOI: 10.1039/C5CP01500F. Published, 05/2015.
  • “Guided Ion Beam and Computational Studies of the Decomposition of a Model Thiourea Protein Cross-Linker” Wang, R.; Yang, B.; Wu, R. R.; Rodgers, M. T.; Schäfer, M.; Armentrout, P. B. J. Phys. Chem. B 2015, 119, 3727-3742. Published, 05/2015.
  • “Activation of CH4 by Th+ as Studied by Guided Ion Beam Mass Spectrometry and Quantum Chemistry” Cox, R. M.; Armentrout, P. B.; de Jong, W. A. Inorg. Chem. 2015, 54, 3584–3599. DOI: 10.1021/acs.inorgchem.5b00137. Published, 05/2015.
  • “Evaluation of the Exothermicity of the Chemi-ionization Reaction Sm + O -> SmO+ + e” Cox, R. M.; Kim, J.; Armentrout, P. B.; Bartlett, J.; Van Gundy, R. A.; Heaven, M. C.; Ard, S. G.; Melko, J. J.; Shuman, N. S.; Viggiano, A. A. J. Chem. Phys. 2015, 142, 134307. DOI: 10.1063/1.4916396. Published, 05/2015.
  • “Guided Ion Beam Studies of the Collision-induced Dissociation of CuOH+(H2O)n (n = 1 – 4): Comprehensive Thermodynamic Data for Copper Ion Hydration” Sweeney, A. F.; Armentrout, P. B. J. Phys. Chem. A 2014, 118, 10210-10222. Published, 10/2014.
    http://dx.doi.org/10.1021/jp508962d
  • “Theoretical Investigation and Reinterpretation of the Decomposition of Lithiated Proline and N-Methyl Proline” Mookherjee, A.; Armentrout, P. B. Int. J. Mass Spectrom. (Honor Issue for Veronica Bierbaum) 2014, 370, 16-28. doi: 10.1016/j.ijms.2014.06.012; reprinted 2015, 378, 212-224. doi: 10.1016/j.ijms.2014.08.007. Published, 06/2014.
    http://dx.doi.org/10.1016/j.ijms.2014.06.012
  • “Gas-phase Perspective on the Thermodynamics and Kinetics of Heterogeneous Catalysis” Armentrout, P. B. Catalysis Science and Technology (Invited Perspective) 2014, 4, 2741-2755. Published, 06/2014.
    http://dx.doi.org/10.1039/c4cy00435c
  • “Iron Cluster – CO Bond Energies from the Kinetic Energy Dependence of the Fen+ (n = 4 – 17) + CO Association Reactions” McNary, C. P.; Armentrout, P. B. Phys. Chem. Chem. Phys. (Special Issue: Size Selected Clusters and Particles: From Physical Chemistry to Catalysis) 2014, 16, 26567-26477. Published, 06/2014.
    http://dx.doi.org/10.1039/c4cp02040e
  • “Metal Cation Dependence of Interactions with Amino Acids: Bond Dissociation Energies of Rb+ and Cs+ to the Acidic Amino Acids and Their Amide Derivatives” Armentrout, P. B.; Yang, B.; Rodgers, M. T. J. Phys. Chem. B, 2014, 118, 4300–4314. Published, 02/2014.
    http://dx.doi.org/10.1021/jp5001754
  • “Alkali Metal Cation Interactions with 15-Crown-5 in the Gas Phase: Revisited” Armentrout, P. B.; Austin, C. A.; Rodgers, M. T. J. Phys. Chem. A (Castleman Honor Issue) 2014, 118, 8088-8097. Published, 02/2014.
    http://dx.doi.org/10.1021/jp4116172
  • “Thermodynamics and Mechanism of Protonated Cysteine Decomposition: A Guided Ion Beam and Computational Study” Armentrout, P. B.; Stennett, E. M. S. J. Am. Soc. Mass Spectrom. 2014, 25, 512-523. Published, 02/2014.
    http://dx.doi.org/10.1007/s13361-013-0817-4
  • “Guided Ion-Beam and Theoretical Studies of the Reaction of Os+ (6D) with O2: Adiabatic and Nonadiabatic Behavior” Hinton, C. S.; Citir, M.; Armentrout, P. B. Int. J. Mass Spectrom. (Memorial Issue for Detlef Schröder) 2013, 354-355, 87-98. Published, 11/15/2013.
    http://www.sciencedirect.com/science/article/pii/S...
  • “Mass Spectrometric Methods for the Determination of Thermodynamic Data” Armentrout, P. B. In The Encyclopedia of Mass Spectrometry. Volume 9: The History of Mass Spectrometry, Yergey, A., Ed.; Elsevier: Amsterdam, in press. Published, 11/2013.
  • “The Bond Energy of ReO+: Guided Ion-Beam and Theoretical Studies of the Reaction of Re+ (7S) with O2” Armentrout, P. B. J. Chem. Phys. 2013, 139, 084305. Published, 08/23/2013.
    http://dx.doi.org/10.1063/1.4818642
  • “Activation of Methane by Os+: Guided Ion Beam and Theoretical Studies” Armentrout, P. B.; Parke, L.; Hinton, C.; Citir, M. ChemPlusChem (Memorial Issue for Detlef Schröder) 2013, 78, 1157-1173. Published, 08/19/2013.
    http://dx.doi.org/10.1002/cplu.201300147
  • “The Bond Energy of IrO+: Guided Ion-Beam and Theoretical Studies of the Reaction of Ir+ (5F) with O2” Armentrout, P. B.; Li, F.-X. J. Phys. Chem. A 2013, 117, 7754−7766. Published, 07/30/2013.
    http://pubs.acs.org/doi/abs/10.1021/jp4063143
  • “Role of Methylation on the Thermochemistry of Alkali Metal Cation Complexes of Amino Acids: N-Methyl Proline” Mookherjee, A.; Armentrout, P. B. Int. J. Mass Spectrom. (Jennings & Scrivens Honor Issue) 2013, 345–347, 109–119. Published, 07/01/2013.
    http://dx.doi.org/10.1016/j.ijms.2012.08.021
  • “Quantum chemical study of the reactions between Pd+/Pt+ and H2O/H2S” Oier, L.; Matxain, J. M.; Ruipérez, F.; Ugalde, J. M.; Armentrout, P. B. Chem. Eur. J. 2013, 19, 8832-8838. Published, 05/22/2013.
    http://onlinelibrary.wiley.com/doi/10.1002/chem.20...
  • “Structures of the Dehydrogenation Products of Methane Activation by 5d Transition Metal Cations” Lapoutre, V. J. F.; Redlich, B.; van der Meer, A. F. G.; Oomens, J.; Bakker, J. M. Sweeney, A.; Mookherjee, A.; Armentrout, P. B. J. Phys. Chem. A 2013, 117, 4115–4126. Published, 04/16/2013.
    http://pubs.acs.org/doi/abs/10.1021/jp400305k
  • “Metal Cation Dependence of Interactions with Amino Acids: Bond Energies of Rb+ and Cs+ to Met, Phe, Tyr, and Trp” Armentrout, P. B.; Yang, B.; Rodgers, M. T. J. Phys. Chem. B 2013, 117, 3771-3781. Published, 03/20/2013.
    http://pubs.acs.org/doi/abs/10.1021/jp401366g
  • “Thermochemistry of Non-Covalent Ion-Molecule Interactions” Armentrout, P. B.; Rodgers, M. T. Adv. Mass Spectrometry 2013, 19, 47-58. ISBN:978-4-902590-30-2. Published, 03/2013.
  • “Critical Evaluation of Kinetic Method Measurements: Possible Origins of Non-linear Effects” Bourgoin-Voillard, S.; Afonso, C.; Lesage, D.; Zins, E.-L.; Tabet, J.-C.; Armentrout, P. B. J. Am. Soc. Mass Spectrom. 2013, 24, 365-380. Published, 03/2013.
    http://link.springer.com/article/10.1007%2Fs13361-...
  • “The Power of Accurate Energetics (or Thermochemistry: What is it Good for?)” Armentrout, P. B. J. Am. Soc. Mass Spectrom. (Invited Critical Insight), 2013, 24, 173-185. Published, 01/2013.
    http://link.springer.com/article/10.1007%2Fs13361-...
  • “Threshold Collision-Induced Dissociation of Hydrated Magnesium: Experimental and Theoretical Investigation of the Binding Energies for Mg2+(H2O)x complexes (x = 2 – 10)” Carl, D. R.; Armentrout, P. B. ChemPhysChem (Special Issue: Aggregation of Small Molecules) 2013, 14, 681-697. Published, 12/12/2012.
    http://onlinelibrary.wiley.com/doi/10.1002/cphc.20...
  • “Metal-Cyclopentadienyl Bond Energies in Metallocene Cations Measured Using Threshold Collision-Induced Dissociation Mass Spectrometry” Rowland, T. G.; Sztáray, B.; Armentrout, P. B. J. Phys. Chem. A (Peter B. Armentrout Festschrift) 2013, 117, 1299-1309. Published, 12/05/2012.
    http://pubs.acs.org/doi/abs/10.1021/jp307418c
  • “Thermochemistry of Alkali Metal Cation Interactions with Histidine: Influence of the Side-Chain” Armentrout, P. B.; Citir, M.; Chen, Y.; Rodgers, M. T. J. Phys. Chem. A, 2012, 116, 11823–11832. doi:10.1021/jp310179c. Published, 12/2012.
  • “Fragmentation Reactions of Thiourea- and Urea-compounds Examined by Tandem MS-, Energy-resolved CID Experiments, and Theory” Falvo, F.; Fiebig, L.; Dreiocker, F.; Wang, R.; Armentrout, P. B.; Schäfer, M. Int. J. Mass Spectrom. (Armentrout Honor Issue), 2012, 330-332, 124-133. doi:10.1016/j.ijms.2012.06.023. Published, 12/2012.
  • “Threshold Collision-Induced Dissociation and Theoretical Studies of Hydrated Fe(II): Binding Energies and Coulombic Barrier Heights” Hofstetter, T. E.; Armentrout, P. B. J. Phys. Chem. A (Peter B. Armentrout Festschrift) 2013, 117, 1110-1123. Published, 07/19/2012.
    http://pubs.acs.org/doi/abs/10.1021/jp3044829
  • “Alkali Metal Cation Interactions with 12-Crown-4 in the Gas Phase: Revisited” Armentrout, P. B.; Austin, C. A.; Rodgers, M. T. Int. J. Mass Spectrom. (Armentrout Honor Issue), 2012, 330-332, 16-26. doi:10.1016/j.ijms.2012.06.018. Published, 06/2012.
  • “Metal Cation Dependence of Interactions with Amino Acids: Bond Energies of Cs+ to Gly, Pro, Ser, Thr, and Cys” Armentrout, P. B.; Chen, Y.; Rodgers, M. T. J. Phys. Chem. A 2012, 116, 3989-3999. doi:10.1021/jp3012766. Published, 05/2012.
  • “Infrared Multiple Photon Dissociation Spectroscopy of Protonated Histidine and 4-Phenyl Imidazole” Citir, M.; Hinton, C. S.; Oomens, J.; Steill, J. D.; Armentrout, P. B. Int. J. Mass Spectrom. (Armentrout Honor Issue), 2012, 330-332, 6-15. doi:10.1016/j.ijms.2012.06.002. Published, 05/2012.
  • “Experimental investigation of the complete inner shell hydration energies of Ca2+: Threshold collision-induced dissociation of Ca2+(H2O)x complexes (x = 2 – 8)” Carl, D. R.; Armentrout, P. B. J. Phys. Chem. A 2012, 116, 3802-3815. doi:10.1021/jp301446v. Published, 04/2012.
  • “Thermodynamics and Mechanisms of Protonated Diglycine Decomposition: A Computational Study” Armentrout, P. B.; Heaton, A. L. J. Am. Soc. Mass Spectrom. 2012, 23, 621-631. doi:10.1007/s13361-011-0224-7. Published, 03/2012.
  • “Thermodynamics and Mechanisms of Protonated Diglycine Decomposition: A Guided Ion Beam Study” Armentrout, P. B.; Heaton, A. L. J. Am. Soc. Mass Spectrom. 2012, 23, 632-643. doi:10.1007/s13361-011-0225-6. Published, 03/2012.
  • “The Simplest b2+ Ion: Determining Its Structure from Its Energetics by a Direct Comparison of the Threshold Collision-induced Dissociation of Protonated Oxazolone and Diketopiperazine” Armentrout, P. B.; Clark, A. A. Int. J. Mass Spectrom. (Harrison Honor Issue) 2012, 316–318, 182–191. doi:10.1016/j.ijms.2012.01.004. Published, 03/2012.
  • “Infrared Multiple Photon Dissociation Spectroscopy of Cationized Histidine: Effects of Metal Cation Size on Gas-Phase Conformation” Citir, M.; Hinton, C. S.; Oomens, J.; Steill, J. D.; Armentrout, P. B. J. Phys. Chem. A 2012, 116, 1532-1541. doi:10.1021/jp209636a. Published, 02/2012.
  • “Electronic State Chromatography: Ion Mobility of Atomic Cations and Their Electronic States” Armentrout, P. B. in Ion Mobility Spectroscopy - Mass Spectrometry: Theory and Applications, Wilkins, C.; Trimpin, S., Eds.; CRC Press, Boca Raton, 2011, pp. 31-51. Published, 06/2011.
  • “Sequential Bond Energies and Barrier Heights for the Water Loss and Charge Separation Dissociation Pathways of Cd2+(H2O)n, n = 3 – 11” Cooper, T. E.; Armentrout, P. B. J. Chem. Phys. 2011, 134, 114308. Published, 02/01/2011.

Research Statement

Our research provides a detailed understanding of the thermochemistry, kinetics, and dynamics of simple and complex chemical reactions. Our group seeks to understand, from a fundamental viewpoint, reactions involved in catalysis, surface chemistry, organometallic chemistry, and plasma chemistry. Techniques involved include mass spectrometry, ion beams, molecular beams, laser spectroscopy, and ab initio theory.

Presentations

  • P. B. Armentrout, J. Bakker, Infrared Action Spectroscopy of Transition Metal Carbene Cations, Asia-Oceania Mass Spectrometry Conference, University of Macau, Taipa, Macau, China. Contributed Talk, Presented, 01/2020.
  • Brandon Stevenson, Fan Yang, Giel Berden, Jonathan Martens, Jos Oomens, and P. B. Armentrout, Conformations and Protonation Sites of Singly and Doubly Protonated His-His Dipeptides, 2020 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Contributed Talk, Presented, 01/2020.
  • Maryam Ghiassee and P. B. Armentrout, Cerium Cation (Ce+) Reactions with H2, D2, and HD: CeH+ Bond Energy and Mechanistic Insights from Guided Ion Beam and Theoretical Studies, 2020 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Contributed Talk, Presented, 01/2020.
  • Fundamentals of Mass Spectrometry: Guided Ion Beams and Thermochemistry, Asia-Oceania Mass Spectrometry Conference, University of Macau, Taipa, Macau, China, . Invited Talk/Keynote, Presented, 01/2020.
  • Energetics and Mechanisms for the Dissociation of Small Protonated Peptides, Asia-Oceania Mass Spectrometry Post-Conference, University of Hong Kong, Hong Kong, China. Invited Talk/Keynote, Presented, 01/2020.
  • P. B. Armentrout, R. M. Cox, A. Kafle, and K. A. Peterson, Actinide Thermochemistry, 2020 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Poster, Presented, 01/2020.
  • Roland M. Jones III, Georgia C. Boles, and P. B. Armentrout, Formation of Oxazolone versus Diketopiperazine: Key Structural Differences and Peptide Sequencing Information, 2020 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Poster, Presented, 01/2020.
  • Samantha K. Walter, Georgia C.Boles, Roland M. Jones III, and P. B. Armentrout, Thermodynamics and Mechanism of Deamidation of H+(AsnIle) and H+(AsnIleGly), 2020 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Poster, Presented, 01/2020.
  • Oxana Sander and P. B. Armentrout Guided Ion Beam Hydration Energies of FeOH+(H2O)n, n = 1-4, in Comparison with Theory. WE-Heraeus Seminar: Frontiers in Size-selected Cluster Research: Bridging the Gap, Bonn, Germany . Contributed Talk, Presented, 10/2019.
  • Anna Iacovino, Amanda Bubas, and P. B. Armentrout Characterization of UFn+ and UFn Species. Summer Symposium, Office of Undergraduate Research, University of Utah, Salt Lake City, UT. Contributed Talk, Presented, 09/2019.
  • Lily Anderson, Georgia Boles, and P. B. Armentrout Dissociation of Asparagine Cationized with Calcium: A Guided Ion Beam Study of [Ca(Asn H)+(Asn). Summer Symposium, Office of Undergraduate Research, University of Utah, Salt Lake City, UT. Contributed Talk, Presented, 09/2019.
  • Reactivity of Lanthanides and Actinides: Chemi-ionization, thermochemistry, mechanisms, and spin-orbit effects, Wilhelm Ostwald Colloquium, Leipzig University, Leipzig, Germany. Invited Talk/Keynote, Presented, 06/24/2019.
  • Chemi-ionization reactions of the lanthanides and their potential as catalysts: Guided ion beam and theoretical studies, AFOSR Molecular Dynamics/Theoretical Chemistry Program Review, Washington DC. Invited Talk/Keynote, Presented, 05/2019.
  • Maria Demireva and P. B. Armentrout Gadolinium Cation (Gd+) Reaction with CO2: Potential Energy Surface Mapped from Experiment and Theory. American Physical Society March Meeting, Boston, MA. Contributed Talk, Presented, 03/2019.
  • Reactivity of lanthanides and actinides: chemi-ionization, thermochemistry, mechanisms, and spin-orbit effects, Johns Hopkins University, Baltimore, MD. Invited Talk/Keynote, Presented, 02/26/2019.
  • Maryam Ghiassee and P. B. Armentrout Evaluation of the Exothermicity of the Chemi-Ionization Reaction Nd + O → NdO+ + e- and Neodymium Oxide, Carbide, Carbonyl and Dioxide Cation Bond Energies. Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA. Contributed Talk, Presented, 02/2019.
  • Fan Yang and P. B. Armentrout Thermochemical Studies of Hydrated Manganese Dications, Mn2+(H2O)x (x = 4 – 9), Using Guided Ion Beam Tandem Mass Spectrometry. Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA. Contributed Talk, Presented, 02/2019.
  • Brandon Stevenson, Giel Berden, Jos Oomens, and P. B. Armentrout Theoretical and Experimental Structural Investigations of Zinc and Cadmium Bound to Tryptophan, Tyrosine, and Phenylalanine. Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA. Contributed Talk, Presented, 02/2019.
  • Arjun Kafle and P. B. Armentrout Mechanism and Energetics of the Hydration of Th+ to Form Th(OD)3+: Guided Ion Beam and Theoretical Studies. Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA. Contributed Talk, Presented, 02/2019.
  • F. Yang, R. Coates, G. Boles, P. B. Armentrout Thermochemical Studies of Hydrated Manganese Dications, Mn2+(H2O)x (x = 4 – 9), Using Guided Ion Beam Tandem Mass Spectrometry. 2019 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Contributed Talk, Presented, 01/20/2019.
  • B. C. Stevenson, C. J. Owen, J. K. Martens, G. Berden, M. Schafer, P. B. Armentrout Theoretical and Experimental Structural Investigations of Calcium, Nickel, Zinc, and Cadmium Bound to Histidine Dimers. 2019 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Contributed Talk, Presented, 01/19/2019.
  • G. C. Boles, R. L. Hightower, A. M. Chalifoux, G. Berden, J. Oomens, P. B. Armentrout Unique Fragmentation Pathways Observed in the IRMPD of Proline and Threonine Complexes Cationized with Zinc and Cadmium. 2019 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Contributed Talk, Presented, 01/19/2019.
  • M. Ghiassee, J. Kim, P. B. Armentrout Evaluation of the Exothermicity of the Chemi-ionization Reaction Nd+ + O  MdO+ + e- and Neodymium Oxide, Carbide, Carbonyl, and Dioxide Cation Bond Energies. 2019 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Contributed Talk, Presented, 01/18/2019.
  • A. Kafle, P. B. Armentrout Hydration of Thorium Cations: Mechanisms and Energetics 2019 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Contributed Talk, Presented, 01/18/2019.
  • Reactivity of lanthanides and actinides: chemi-ionization, thermochemistry, mechanisms, and spin-orbit effects, Lewis & Clark College, Portland, OR. Invited Talk/Keynote, Presented, 01/08/2019.
  • Lanthanides as catalysts: An examination of the oxidation chemistry of samarium and gadolinium cations, 2018 Mesilla Chemistry Workshop, Mesilla, NM . Invited Talk/Keynote, Presented, 02/2018.
  • Metal Cation Interactions with Amino Acids: Insight from the Gas Phase, St. Louis University, St. Louis, MO. Invited Talk/Keynote, Presented, 02/2018.
  • G. C. Boles and P. B. Armentrout, Fundamental Analyses of Small Molecule Deamidation: TCID Studies of H+(AsnGly), H+(AsnAla), H+(AsnVal), and H+(AsnThr), 2018 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Contributed Talk, Presented, 01/2018.
  • M. Ghiassee and P. B. Armentrout, Study of Nd+ Reactions with Small Molecules in the Gas Phase, 2018 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Contributed Talk, Presented, 01/2018.
  • C. J. Owen, G. C. Boles, V. Chernyy, J. M. Bakker, and P. B. Armentrout, Structures of the Dehydrogenation Products of Methane Activation by 5d Transition Metal Cations Revisited: Deuterium Labeling and Rotational Contours, 2018 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Contributed Talk, Presented, 01/2018.
  • Computational and Experimental Studies of Intrinsic Metal Ion Chemistry, 30th Sanibel Conference on Mass Spectrometry, St. Petersburg, FL. Invited Talk/Keynote, Presented, 01/2018.
  • Chemi-ionization and methane activation reactions of metals: Periodic trends and thermodynamics, 13th Annual Mini-Symposium on Metals in Biological and Chemical Systems, Duquesne U., Pittsburgh, PA. Invited Talk/Keynote, Presented, 09/2017.
  • G. C. Boles and P. B. Armentrout, Thermochemistry and Mechanisms of the Deamidation of Asparagine Containing, 254th ACS National Meeting & Exposition, Washington DC . Contributed Talk, Presented, 08/2017.
  • Peptide Fragmentation: Energetics, Structures, and Mechanisms, 1st Advancing Mass Spectrometry for Biophysics and Structural Biology Meeting, Ann Arbor, MI. Invited Talk/Keynote, Presented, 08/2017.
  • Cameron J. Owen, JungSoo Kim, and P. B. Armentrout, Holmium (Ho) Oxide, Carbide, Carbonyl, and Dioxide Bond Energies and Evaluation of the Ho + O → HoO+ + e- Chemi-Ionization Reaction Enthalpy, Department of Chemistry Research Experience for Undergraduate Poster Session, Salt Lake City, UT . Poster, Presented, 08/2017.
  • M. Demireva, P. B. Armentrout, Energetics and Mechanism of CO2 Activation by Gadolinium Cation (Gd+), 65th ASMS Conference on Mass Spectrometry and Allied Topics, Indianapolis, IN . Poster, Presented, 06/2017.
  • M. Demireva, R. M. Cox, C. Owen, J. Kim, P. B. Armentrout, Thermochemistry of Lanthanide Chemi-Ionization Reactions, AFOSR Molecular Dynamics and Theoretical Chemistry Program Review, Albuquerque, NM . Poster, Presented, 05/2017.
  • Thermochemistry and Reactivity of Atomic and Molecular Actinides, DOE Heavy Element PI Meeting, Gaithersburg, MD. Invited Talk/Keynote, Presented, 04/2017.
  • Cameron J. Owen, Georgia, C. Boles, Joost M. Bakker, and P. B. Armentrout, Structures of the Dehydrogenation Products of Methane Activation by 5d Transition Metal Cations Revisited: Deuterium Labeling, 14th Annual Undergraduate Research Symposium, University of Utah, Salt Lake City, UT . Poster, Presented, 04/2017.
  • Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA, February 12 – 17, 2017. Contributed Talk, Presented, 02/2017.
  • N. S. Shuman, S. G. Ard, O. Martinez Jr., S. A. Brown, J. C. Sawyer, P. B. Armentrout, A. A. Viggiano, Reactivity of 4Fe+(CO)n=0-2 + O2: Oxidation of CO by O2 at an isolated metal atom, Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA. Contributed Talk, Presented, 02/2017.
  • Georgia Boles and P. B. Armentrout, Thermodynamics and Mechanisms of Asparaginyl Dipeptide Decomposition, Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA . Contributed Talk, Presented, 02/2017.
  • Christopher McNary and P. B. Armentrout Threshold Collision-Induced Dissociation of Proton-Bound Hydrazine Containing Clusters, Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA. Contributed Talk, Presented, 02/2017.
  • Introduction to Keynote Session, Gordon Research Conference on Gaseous Ions: Structures, Energetics, and Reactions, Ventura, CA, February 12 - 17, 2017. Invited Talk/Keynote, Presented, 02/2017.
  • Tools for the elucidation of thermochemistry and kinetics: Guided ion beam tandem mass spectrometry, 2017 Mesilla Chemistry Workshop, Mesilla, NM February 4 – 7, 2017. Invited Talk/Keynote, Presented, 02/2017.
  • Roland M. Jones, Georgia Boles, and P. B. Armentrout, Decomposition of H+(GlyProAla): A Guided Ion Beam and Computational Study, 2017 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Conference Paper, Presented, 01/2017.
  • Jungsoo Kim, Richard M Cox, and P. B. Armentrout Guided Ion Beam and Theoretical Studies of Re+, Os+, and Ir+ Reactions with CO and SO2, 2017 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA . Contributed Talk, Presented, 01/2017.
  • Cameron J. Owen, Georgia, C. Boles, Joost M. Bakker, and P. B. Armentrout, Structures of the Dehydrogenation Products of Methane Activation by 5d Transition Metal Cations Revisited: Deuterium Labeling, 2017 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA. Contributed Talk, Presented, 01/2017.
  • Guided Ion Beams, Ion Traps, and Ion Mobility, 32nd ASMS Asilomar Conference: Novel Instrumentation in Mass Spectrometry and Mobility Spectrometry, Asilomar, CA, October 14 – 18, 2016. Invited Talk/Keynote, Presented, 10/2016.
  • University of Utah REU Conference, Salt Lake City, UT, August 5, 2016. Nwokolo S. Chinye, Arjun Kafle, and P. B. Armentrout Collision Induced Dissociation Of Th(OH)3+(H2O)X (x = 1 - 3) Using GIBMS. Poster, Presented, 08/05/2016.
  • 64th ASMS Conference on Mass Spectrometry and Allied Topics, San Antonio, TX, June 5 – 9, 2016. P. B. Armentrout, M. Demireva, C. Owen, R. M Cox Chemi-ionization Thermochemistry of the Lanthanides: Relevance for Atmospheric Release Studies. Contributed Talk, Presented, 06/2016.
  • 64th ASMS Conference on Mass Spectrometry and Allied Topics, San Antonio, TX, June 5 – 9, 2016. M. Demireva, P. B. Armentrout Potential Energy Surface of the Gd+ Reaction with O2 Mapped with GIBMS and Theory . Poster, Presented, 06/2016.
  • Hydration and Clustering of Protonated Hydrazine and N,N-DimethylHydrazine (UDMH): Energetics and Spectroscopy, ENSCO Chemical Dynamics Working Group Meeting, Melbourne, FL, May 19, 2016. Invited Talk/Keynote, Presented, 05/19/2016.
  • Evaluation of the Exothermicity of the Chemi-ionization Reactions of the Lanthanides, Molecular Dynamics and Theoretical Chemistry Program Review, Arlington, VA, May 24 – 26, 2016. Invited Talk/Keynote, Presented, 05/2016.
  • Mechanisms and Energetics for Protonated AsnGly Deamidation, Isolated Biomolecules and Biomolecular Interactions (Hot Topic Talk), Oxford, United Kingdom, April 11 – 15, 2016. Invited Talk/Keynote, Presented, 04/2016.
  • 2016 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 15-17, 2016 O. W. Wheeler, M. Salem, A. Gao, J. Bakker, and P. B. Armentrout The Sequential Reaction of Pt+ with CH4: Exploring C-H Bond Activation with IR-MPD Action Spectroscopy. Contributed Talk, Presented, 01/2016.
  • 2016 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 15-17, 2016 J. Kim, R. M Cox, and P. B. Armentrout Reactions of Re+(7S), Os+(6D), and Ir+(5F) with CO and CO2: Guided Ion Beam and Theoretical Studies. Contributed Talk, Presented, 01/2016.
  • 2016 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 15-17, 2016 M. Demireva and P. B. Armentrout The GdO+ and GdO2+ Bond Energies: Using GIBMS to Map the Potential Energy Surface of the Gd+ and O2 Reaction. Contributed Talk, Presented, 01/2016.
  • 2016 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 15-17, 2016 A. Kafle and P. B. Armentrout Collisional-Induced Dissociation of Thorium Carbonyl Cations using a Guided Ion Beam Mass Spectrometer (GIBMS). Poster, Presented, 01/2016.
  • 2016 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 15-17, 2016 C. P. McNary and P. B. Armentrout Hydration Energies of Hydrazinium Water Clusters . Poster, Presented, 01/2016.
  • Pacifichem 2015 Congress, Honolulu, HI, December 19, 2015, Richard M Cox and P. B. Armentrout, Thermochemistry of Gas-Phase Actinide Molecular Ions . Contributed Talk, Presented, 12/19/2015.
  • Peptide Fragmentation: Energetics, Structures, and Mechanisms, Pacifichem 2015 Congress, Honolulu, HI, December 19, 2015. Invited Talk/Keynote, Presented, 12/19/2015.
  • Activation of CH4 by Th+ as Studied by Guided Ion Beam Mass Spectrometry and Quantum Chemistry, Pacifichem 2015 Congress, Honolulu, HI, December 15, 2015. Invited Talk/Keynote, Presented, 12/15/2015.
  • 28th Workshop on Tandem Mass Spectrometry, Lake Louise, Canada, December 3 – 5, 2015, A. Mookherjee and P. B. Armentrout, What Can the BOQ Tell Us About Peptide Fragmentation? Contributed Talk, Presented, 12/04/2015.
  • Reactivity of Actinides: Thermochemistry, Mechanisms, and Spin-Orbit Effects, Anachem Symposium, Livonia, MI, November 5, 2015. Invited Talk/Keynote, Presented, 11/05/2015.
  • Methane C-H Bond Activation by Pt: An IRMPD Exploration of the Resulting Structures, FELIX Users Meeting, Radboud University, Nijmegen, The Netherlands, October 28 – 30, 2015. Invited Talk/Keynote, Presented, 10/29/2015.
  • From Heavy Element Chemistry to Peptide Fragmentation: Thermodynamics and Mechanisms, University of Michigan, MI, October 15, 2015. Invited Talk/Keynote, Presented, 10/15/2015.
  • Reactivity of Lanthanides and Actinides: Thermochemistry, Mechanisms, and Spin-Orbit Effects, Indiana University, IN, September 17, 2015. Invited Talk/Keynote, Presented, 09/17/2015.
  • Reactivity of Lanthanides and Actinides: Thermochemistry, Mechanisms, and Spin-Orbit Effects, Christian-Albrechts-Universität zu Kiel, Kiel, Germany, July 23, 2015. Invited Talk/Keynote, Presented, 07/23/2015.
  • 24th International Symposium on Ion Atom Collisions, Barcelona, Spain, July 19 – 21, 2015, A. Mookherjee and P. B. Armentrout, Peptide Fragmentation: Energetics, Structures, And Mechanisms . Conference Paper, Presented, 07/20/2015.
  • Thermochemistry of Reactions of Lanthanide and Actinide Cations, 24th International Symposium on Ion Atom Collisions, Barcelona, Spain, July 19 – 21, 2015. Invited Talk/Keynote, Presented, 07/20/2015.
  • 63rd ASMS Conference on Mass Spectrometry and Allied Topics, St. Louis, MO, May 31 – June 4, 2015, M. Demireva, J. Kim, A. Kafle, and P. B. Armentrout, Investigating Gd+ Oxidation Reactions and Determining the GdO+ Bond Energy Using Guided Ion Beam Mass Spectrometry . Contributed Talk, Presented, 06/03/2015.
  • 63rd ASMS Conference on Mass Spectrometry and Allied Topics, St. Louis, MO, May 31 – June 4, 2015, R. M. Cox and P. B. Armentrout, Experimental and Theoretical Insights into H2O Activation by Th+: The Spin-Orbit Effect . Contributed Talk, Presented, 06/02/2015.
  • 63rd ASMS Conference on Mass Spectrometry and Allied Topics, St. Louis, MO, May 31 – June 4, 2015, P. B. Armentrout, R. M. Cox, and W. A. deJong, Does Spin-Orbit Coupling Really Matter? The Interesting Case of Th+ + CH4 . Contributed Talk, Presented, 06/01/2015.
  • AFOSR Molecular Dynamics and Theoretical Chemistry Program Review, Albuquerque, NM, May 19 – 21, 2015, Finding D0(Ln+O): Insight into Chemi-Ionization Reactions, R. M. Cox, M. Demireva, J. Kim, P. B. Armentrout, J. Bartlett, R. A. VanGundy, M. C. Heaven, S. G. Ard, J. J. Melko, N. S. Shuman, and A. A. Viggiano . Contributed Talk, Presented, 05/20/2015.
  • 2015 Biennial DOE BES Heavy Element Chemistry and Separation Science Principal Investigators' Meeting, Gaithersburg, MD, April 19 – 22, 2015, R. M. Cox, P. B. Armentrout, and W. A. deJong, Activation of H2 and CH4 Isotopomers by Th+ as Studied by Guided Ion Beam Mass Spectrometry and Quantum Chemistry . Contributed Talk, Presented, 04/20/2015.
  • Thermochemistry of Reactions of Lanthanide and Actinide Cations, Detlef Schröder Memorial Lecture, Czech Society of Mass Spectrometry, Hradec Králové, Czech Republic, April 15, 2015. Invited Talk/Keynote, Presented, 04/15/2015.
  • Thermochemistry of Non-Covalent Ion-Molecule Interactions: Environment and Biology, Charles University, Prague, Czech Republic, April 13, 2015. Invited Talk/Keynote, Presented, 04/13/2015.
  • Comprehensive Thermochemistry for the Hydration of Copper Ions, American Physical Society Meeting, San Antonio, TX, March 2 – 6, 2015. Invited Talk/Keynote, Presented, 03/2015.
  • Guided Ion Beam and Computational Studies of the Decomposition of a Protonated Model Thiourea Protein Cross-Linker, 2015 Mesilla Chemistry Workshop, Mesilla, NM, February 7 - 10, 2015. Invited Talk/Keynote, Presented, 02/2015.
  • Introduction to Ionic Clusters and Applications to Catalysis, Gordon Research Conference on Gaseous Ions: Structures, Energetics, and Reactions, Galveston, TX, February 22 - 26, 2015. Invited Talk/Keynote, Presented, 02/2015.
  • 2015 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 16-18, 2015 C. P. McNary, Y.-W. Nei, P. Maitre, M. T. Rodgers, and P. B. Armentrout Infrared Multiple Photon Dissociation Spectroscopy of Protonated Amino Acids (Gly, Lys, His, and Arg) with 18-Crown-6 Ether: Effects of Binding Sites on Gas-Phase Conformation . Contributed Talk, Presented, 01/2015.
  • 2015 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 16-18, 2015 G. Boles and P. B. Armentrout Thermodynamics and Mechanims of Protonated Asparaginyl-Glycine Decomposition . Contributed Talk, Presented, 01/2015.
  • 2015 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 16-18, 2015 R. Coates, C. P. McNary, and P. B. Armentrout IRMPD Spectroscopy Investigations of Multiply Charged Zn and Cd Cation Complexes with Amino Acids . Contributed Talk, Presented, 01/2015.
  • Peptide Fragmentation: Energetics, Structures, and Mechanisms, SCIX2014 Meeting, Reno, NV, September 29 – October 3, 2014. Invited Talk/Keynote, Presented, 10/2014.
  • Spectroscopic and Thermochemical Studies of Hydrated Copper Hydroxide Cations, SCIX2014 Meeting, Reno, NV, September 29 – October 3, 2014. Invited Talk/Keynote, Presented, 10/2014.
  • Spectroscopic and Thermochemical Studies of Hydrated Copper Hydroxide Cations, SCIX2014 Meeting, Reno, NV, September 29 – October 3, 2014. Invited Talk/Keynote, Presented, 10/2014.
  • Peptide Fragmentation: Energetics, Structures, and Mechanisms, SCIX2014 Meeting, Reno, NV, September 29 – October 3, 2014. Invited Talk/Keynote, Presented, 10/2014.
  • 20th International Mass Spectrometry Conference Geneva, Switzerland, August 24-29, 2014 P. B. Armentrout and A. Mookherjee Peptide Fragmentation: Energetics, Structures, and Mechanisms . Contributed Talk, Presented, 08/2014.
  • Guided ion beam tandem mass spectrometry and ion funnels, American Chemical Society Meeting, San Francisco, CA, August 10 - 14, 2014. Invited Talk/Keynote, Presented, 08/2014.
  • Thermochemistry of Reactions of Lanthanide and Actinide Cations, American Chemical Society Meeting, San Francisco, CA, August 10 - 14, 2014. Invited Talk/Keynote, Presented, 08/2014.
  • Guided ion beam tandem mass spectrometry and ion funnels, American Chemical Society Meeting, San Francisco, CA, August 10 - 14, 2014. Invited Talk/Keynote, Presented, 08/2014.
  • Thermochemistry of Reactions of Lanthanide and Actinide Cations, American Chemical Society Meeting, San Francisco, CA, August 10 - 14, 2014. Invited Talk/Keynote, Presented, 08/2014.
  • 62nd ASMS Conference on Mass Spectrometry and Allied Topics, Baltimore, MD, June 15 – 19, 2014. R. Cox, S. Ard, J. Melko, N. Shuman, A. Viggiano, R. Johnson, H. Guo, and P. B. Armentrout Is it a barrier or endothermic? The interesting cases of Sm+ oxidation by O2, CO2, NO, and CO . Contributed Talk, Presented, 06/2014.
  • 62nd ASMS Conference on Mass Spectrometry and Allied Topics, Baltimore, MD, June 15 – 19, 2014. A. Mookherjee and P. B. Armentrout; Thermodynamics and Mechanisms of Protonated TriGlycine Decomposition – Guided Ion Beam and Theoretical Approach; . Contributed Talk, Presented, 06/2014.
  • Isolated Biomolecules and Biomolecular Interactions, Porquerolles Island, France, May 18 - 23, 2014 P. B. Armentrout Peptide Fragmentation: Energetics, Structures, and Mechanisms . Conference Paper, Presented, 05/2014.
  • Finding D0(Sm+-O): A Guided Ion Beam Study of Sm+ Reactivity, Informal Meeting on Mass Spectrometry, Balantonszarszo, Hungary, May 11 – 14, 2014. Invited Talk/Keynote, Presented, 05/2014.
  • Finding D0(Sm+-O): A Guided Ion Beam Study of Sm+ Reactivity, Informal Meeting on Mass Spectrometry, Balantonszarszo, Hungary, May 11 – 14, 2014. Invited Talk/Keynote, Presented, 05/2014.
  • 247th National American Chemical Society Meeting, Dallas, TX, March 16 – 20, 2014. P. B. Armentrout and R. M. Cox Thermochemistry of reactions of thorium cations with methane and other small molecules . Contributed Talk, Presented, 03/2014.
  • 247th National American Chemical Society Meeting, Dallas, TX, March 16 – 20, 2014. P. B. Armentrout, C. P. McNary, and O. Wheeler Reactions of iron and iron oxide clusters with carbon monoxide using guided ion beam tandem mass spectrometry . Contributed Talk, Presented, 03/2014.
  • Energetic probes of structure and mechanisms by guided ion beam mass spectrometry, 247th National American Chemical Society Meeting, Field and Franklin Award for Outstanding Contributions to Mass Spectrometry Honoring Evan R. Williams, Dallas, TX, March 16 – 20, 2014. Invited Talk/Keynote, Presented, 03/2014.
  • Energetic probes of structure and mechanisms by guided ion beam mass spectrometry, 247th National American Chemical Society Meeting, Field and Franklin Award for Outstanding Contributions to Mass Spectrometry Honoring Evan R. Williams, Dallas, TX, March 16 – 20, 2014. Invited Talk/Keynote, Presented, 03/2014.
  • Energetics from Collision-Induced Dissociation, 26th Sanibel Conference on Mass Spectrometry, Ion Activation: Fundamentals, Applications, and New Frontiers, Clearwater Beach, FL, January 30 – February 2, 2014. Invited Talk/Keynote, Presented, 02/2014.
  • Energetics from Collision-Induced Dissociation, 26th Sanibel Conference on Mass Spectrometry, Ion Activation: Fundamentals, Applications, and New Frontiers, Clearwater Beach, FL, January 30 – February 2, 2014. Invited Talk/Keynote, Presented, 02/2014.
  • 2014 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 17-19, 2014 R. Cox and P. B. Armentrout A Guided Ion Beam and Theoretical Study of the Activation of CH4 by Th+ . Contributed Talk, Presented, 01/2014.
  • 2014 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 17-19, 2014 C. P. McNary and P. B. Armentrout Cluster Chemistry: The Energy Dependence of FenCO+ (n = 4 − 17) Association Complexes in the Gas Phase . Contributed Talk, Presented, 01/2014.
  • 2014 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 17-19, 2014 R. Cox and P. B. Armentrout Finding D0(Sm+−O): A Guided Ion Beam Study of Sm+ Reactivity . Contributed Talk, Presented, 01/2014.
  • 2014 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 17-19, 2014 A. F. Sweeney and P. B. Armentrout Accurate Modeling of Kinetic Energy Release Distributions from GIBMS Measurements . Contributed Talk, Presented, 01/2014.
  • 2014 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 17-19, 2014 A. F. Sweeney, T. E. Cooper and P. B. Armentrout Transition Metal Hydration Studies: Experimental and theoretical investigation of binding energies for the Cu2+(H2O)n, n = 7 - 10 complexes . Contributed Talk, Presented, 01/2014.
  • 2014 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA, January 17-19, 2014 C. P. McNary and P. B. Armentrout CO Bond Activation by Gas-Phase Iron Cluster Cations . Contributed Talk, Presented, 01/2014.
  • 40th Federation of Analytical Chemistry and Spectroscopy Societies, Milwaukee, WI, September 29 – October 4, 2013. M. Van Stipdonk, A. Williams, B. Bythell, A. Mookherjee, P. B. Armentrout Collision-induced Dissociation Energetics of Gly-Gly-Gly and Gly-Gly-Gly-NH2 Explored Using Tandem Mass Spectrometry and Theoretical Calculations . Contributed Talk, Presented, 10/2013.
  • Reactions of Iron and Iron Oxide Clusters with Carbon Monoxide Using Guided Ion Beam Tandem Mass Spectrometry, 40th Federation of Analytical Chemistry and Spectroscopy Societies, Milwaukee, WI, September 29 – October 4, 2013. Invited Talk/Keynote, Presented, 10/2013.
  • Peptide Fragmentation: Energetics, Structures, and Mechanisms, Waters Symposium Innovations in Biological Mass Spectrometry, University of Utah, Salt Lake City, UT, September 20, 2013. Invited Talk/Keynote, Presented, 09/2013.
  • 61st ASMS Conference on Mass Spectrometry and Allied Topics, Minneapolis, MN, June 9 – 13, 2013. R. C. Thomas, T. E. Hofstetter, and P. B. Armentrout Hydration Energies of First-Row Transition Metal Dications Determined by Collision Induced Dissociation and Density Functional Theory . Contributed Talk, Presented, 06/2013.
  • Energetics and Dynamics of the Reactions of Thorium Cations with Dihydrogen and Methane, 61st ASMS Conference on Mass Spectrometry and Allied Topics, Minneapolis, MN, June 9 - 13, 2013. Invited Talk/Keynote, Presented, 06/2013.
  • Energetics and Mechanisms of Biomolecule Fragmentation, Gordon Research Conference on Biological Molecules in the Gas Phase and Solution, Holderness School, Plymouth, NH, June 21 – 26, 2013. Invited Talk/Keynote, Presented, 06/2013.
  • Hydration Studies of Multiply Charged Ions: Gas Phase Micro-Solvation, 31st Informal Meeting on Mass Spectrometry, Palermo, Italy, May 5 – 8, 2013. Invited Talk/Keynote, Presented, 05/2013.
  • Structures of the Dehydrogenation Products of Methane Activation by 5d Transition Metal Cations, FELIX Kickoff Meeting, Nijmegen, The Netherlands, May 1 – 3, 2013. Invited Talk/Keynote, Presented, 05/2013.
  • Gordon Conference on Gaseous Ions: Structures, Energetics, and Reactions, Galveston, TX, February 24 – 28, 2013. V. J. F. Lapoutre, B. Redlich, A. F. G. van der Meer, J. Oomens, J. M. Bakker, A. Sweeney, A. Mookherjee, and P. B. Armentrout Structures of the Dehydrogenation Products of Methane Activation by 5d Transition Metal Cations . Contributed Talk, Presented, 02/2013.
  • Introduction: Ion Activation and Dissociation, Gordon Research Conference on Gaseous Ions: Structures, Energetics, and Reactions, Galveston, TX, February 24 - 28, 2013. Invited Talk/Keynote, Presented, 02/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA C. McNary, M. Citir, O. Wheeler, and P. B. Armentrout CO Bond Activation by Gas-Phase Iron Cluster Cations. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA J. C. Johnston, F. Muntean, and P. B. Armentrout Characterizing a Collision Cell: Improving MS/MS Efficiency. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA O. W. Wheeler, R. Thomas, J. Bakker, V. Lapoutre, and P. B. Armentrout Gas Phase C-H Bond Activation of Ethane and Ethene by Ta+. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA O. W. Wheeler, R. Thomas, J. Bakker, V. Lapoutre, and P. B. Armentrout Gas Phase C-H Bond Activation of Ethane and Ethene by Ta+. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA R. Cox and P. B. Armentrout A Guided Ion Beam and Theoretical Study of the Activation of CH4 by Th+. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA T. G. Rowland, B. Sztaray, and P. B. Armentrout Metal-Cyclopentadienyl Bond Energies in Metallocene Cations Measured Using Threshold Collision-Induced Dissociation Mass Spectrometry. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA A. Mookherjee and P. B. Armentrout Role of Methylation on the Thermochemistry of Alkali Metal Cation Complexes of Amino Acids: N-Methyl Proline. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA A. F. Sweeney and P. B. Armentrout Kinetic Energy Release Distributions Using a GIBMS. Contributed Talk, Presented, 01/19/2013.
  • 2013 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA R. C. Thomas and P. B. Armentrout Hydration Energies of Ni2+(H2O)n, n = 3−11: A Threshold Collision-Induced Dissociation and Theoretical Investigation. Contributed Talk, Presented, 01/19/2013.
  • 2130 Bond Energies and Counting, Lake Arrowhead Conference on Ion Chemistry and Mass Spectrometry, Lake Arrowhead, CA. Invited Talk/Keynote, Presented, 01/19/2013.
  • Hydration studies of multiply charged ions: Gas-phase microsolvation, Warwick Mass Spectrometry 80/60 Conference, University of Warwick, United Kingdom. Invited Talk/Keynote, Presented, 12/10/2012.
  • Metal Ion Hydration and Peptide Fragmentation: Energetics, Structures, and Mechanisms, University of Aarhus, Denmark. Invited Talk/Keynote, Presented, 11/16/2012.
  • Guided Ion Beam Tandem Mass Spectrometry: Kinetics, Dynamics, and Thermodynamics, University of Aarhus, Denmark. Invited Talk/Keynote, Presented, 11/14/2012.
  • Thermochemistry of Noncovalent Ion-Molecule Interactions (Keynote Lecture), International Mass Spectrometry Conference, Kyoto, Japan. Invited Talk/Keynote, Presented, 09/20/2012.
  • International Mass Spectrometry Conference, Kyoto, Japan J. Bakker, V. Lapoutre, A. Sweeney, A. Mookerjee, and P. B. Armentrout, Intracavity Infrared Multiple Photon Dissociation Spectroscopy of Transition Metal Carbene Cations: Agostic Interactions or Not? Contributed Talk, Presented, 09/19/2012.
  • Metal Ion Hydration and Peptide Fragmentation: Energetics, Structures, and Mechanisms, Pohang University of Science and Technology, Pohang, Korea. Invited Talk/Keynote, Presented, 09/14/2012.
  • Metal Ion Hydration and Peptide Fragmentation: Energetics, Structures, and Mechanisms, Korea University, Seoul, Korea. Invited Talk/Keynote, Presented, 09/13/2012.
  • Metal Ion Hydration and Peptide Fragmentation: Energetics, Structures, and Mechanisms, Seoul National University, Seoul, Korea. Invited Talk/Keynote, Presented, 09/12/2012.
  • Structure and Mechanistic Information from Energy-resolved Collision-induced Dissociation Mass Spectrometry, Field and Franklin Award Symposium honoring Scott McLuckey, 244th ACS National Meeting, Philadelphia, PA. Invited Talk/Keynote, Presented, 08/22/2012.
  • Hydration studies of multiply charged ions: Gas-phase microsolvation, Physical Seminar, Wayne State University, Detroit, MI. Invited Talk/Keynote, Presented, 04/18/2012.
  • Metal Ion Hydration and Peptide Fragmentation: Energetics, Structures, and Mechanisms, Centre de Research Mass Spectrometry, York University, Toronto, Canada. Invited Talk/Keynote, Presented, 04/11/2012.
  • Metal Ion Hydration and Peptide Fragmentation: Energetics, Structures, and Mechanisms, Physical Seminar, University of Toronto, Toronto, Canada. Invited Talk/Keynote, Presented, 04/10/2012.
  • Energetics and Mechanisms of Protonated Peptide Fragmentation, Leary Symposium, University of California, Davis, CA . Invited Talk/Keynote, Presented, 03/09/2012.
  • 2012 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA O. W. Wheeler, T. E. Cooper, D. R. Carl, and P. B. Armentrout Experimental Determination of Barium Hydration Energies: Ba2+(H2O)x for x = 2 - 8 . Contributed Talk, Presented, 01/14/2012.
  • 2012 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA C. McNary, M. Citir, and P. B. Armentrout CO Bond Activation on Gas-Phase Iron Clusters Through the Use of Guided Ion Beam Techniques. Contributed Talk, Presented, 01/14/2012.
  • 2012 Lake Arrowhead Ion Chemistry Conference, Lake Arrowhead, CA R. Thomas, O. W. Wheeler, J. Bakker, V. Lapoutre, and P. B. Armentrout Investigations of Ethane and Ethene Activation by Gas-Phase Pt+: IR Action Spectroscopy and Density Functional Theory. Contributed Talk, Presented, 01/14/2012.
  • Threshold Collision-induced Dissociation Measurements of Protonated Peptides, Isolated Biomolecules and Biomolecular Interactions 2010, Berlin, Germany, June 12 – 17, 2010. Invited Talk/Keynote, Presented, 06/13/2010.

Research Groups

  • David Loertscher, Graduate Student. Chemistry. 01/2020 - present.
  • Sara L. Rockow, Graduate Student. Chemistry. 01/2020 - present.
  • Samantha Walker, Graduate Student. Chemistry. 06/2019 - present.
  • Amanda Bubas, Graduate Student. Chemistry. 12/2018 - present.

Languages

  • French, basic.
    very rusty.

Geographical Regions of Interest

  • Eastern Asia
  • Southern Europe
  • Western Europe