GANNET HALLAR portrait
  • Professor, Atmospheric Sciences
  • Associate Professor, Atmospheric Sciences
801-587-7238

Presentations

  • Hallar, A.G., S. Lance, J. Lin, D. Jaffe, Need for Mountain Observatories for Composition of the Atmosphere (MOCA) Network in U.S., American Geophysical Union Meeting, San Francisco, CA, December, 11, 2019. , Presented, 2019.

Publications

  • Yu F. (date unknown). Spring and summer contrast in new particle formation over nine forest areas in North America. Atmospheric Chemistry and Physics. Vol. 15, 13993-14003. Accepted, .
  • Zhao Y. (date unknown). Atmospheric organic matter in clouds: Exact masses and molecular formula identification using ultrahigh-resolution FT-ICR mass spectrometry. Atmospheric Chemistry and Physics. Vol. 13, 12343-12362. Accepted, .
  • Hallar A. (date unknown). Contributions of dust and biomass burning to aerosols at a Colorado mountain-top site. Atmospheric Chemistry and Physics. Vol. 15, 13665-13679. Accepted, .
  • Friedman B. (date unknown). Aerosol measurements at a high-elevation site: Composition, size, and cloud condensation nuclei activity. Atmospheric Chemistry and Physics. Vol. 13, 11839-11851. Accepted, .
  • Faïn X. (date unknown). High levels of reactive gaseous mercury observed at a high elevation research laboratory in the rocky mountains. Atmospheric Chemistry and Physics. Vol. 9, 8049-8060. Accepted, .
  • Yu F. (date unknown). Difference in particle formation at a mountaintop location during spring and summer: Implications for the role of sulfuric acid and organics in nucleation. Journal of Geophysical Research Atmospheres. Vol. 119, 12246-12255. Accepted, .
  • Samburova V. (date unknown). Composition of water-soluble organic carbon in non-urban atmospheric aerosol collected at the Storm Peak Laboratory. Environmental Chemistry. Vol. 10, 370-380. Accepted, .
  • Sullivan R. (date unknown). Using satellite-based measurements to explore spatiotemporal scales and variability of drivers of new particle formation. Journal of Geophysical Research. Vol. 121, 12,217-12,235. Accepted, .
  • Lowenthal, D (date unknown). Isotopic Fractionation in Wintertime Orographic Clouds. Journal of Atmospheric and Oceanic Technology. Accepted, .
  • Obrist D. (date unknown). Atmospheric mercury concentrations at Storm Peak Laboratory in the Rocky Mountains: Evidence for long-range transport from Asia, boundary layer contributions, and plant mercury uptake. Atmospheric Environment. Vol. 42, 7579-7589. Accepted, .
  • Hallar A. (date unknown). Measurements of ice water content in tropopause region Arctic cirrus during the SAGE III Ozone Loss and Validation Experiment (SOLVE). Journal of Geophysical Research D: Atmospheres. Vol. 109. Accepted, .
  • Avallone L. (date unknown). Supporting the retention and advancement of women in the atmospheric sciences: What women are saying. Bulletin of the American Meteorological Society. Vol. 94, 1313-1316. Accepted, .
  • Hallar A. (date unknown). Atmospheric bioaerosols transported via dust storms in the western United States. Geophysical Research Letters. Vol. 38. Accepted, .
  • Wiedinmyer C. (date unknown). The contribution of biological particles to observed particulate organic carbon at a remote high altitude site. Atmospheric Environment. Vol. 43, 4278-4282. Accepted, .
  • Coen M. (date unknown). Identification of topographic features influencing aerosol observations at high altitude stations. Atmospheric Chemistry and Physics. Vol. 18, 12289-12313. Accepted, .
  • Wekker S. (date unknown). A preliminary investigation of boundary layer effects on daytime atmospheric CO2 concentrations at a mountaintop location in the Rocky Mountains. Acta Geophysica. Vol. 57, 904-922. Accepted, .
  • ANNA GANNET HALLAR (date unknown). Overview of the Special Issue “Selected Papers from the 2nd Atmospheric Chemistry and Physics at Mountain Sites Symposium”. Aerosol and Air Quality Research. Accepted, .
  • Hallar AG, Brown SS, Crosman E, Barsanti K, Cappa CD, Faloona I, Fast J, Holmes HA, Horel J, Lin J, Middlebrook A, Mitchell L, Murphy J, Womack CC, Aneja V, Baasandorj M, Bahreini R, Banta R, Bray C, Brewer A, Caulton D, de Gouw J (date unknown). Coupled Air Quality and Boundary-Layer Meteorology in Western U.S. Basins during Winter: Design and Rationale for a Comprehensive Study. Bulletin of the American Meteorological Society. Vol. 0, 1-94. Accepted, .
  • Matrosov S. (date unknown). Observations of ice crystal habits with a scanning polarimetric W-band radar at slant linear depolarization ratio mode. Journal of Atmospheric and Oceanic Technology. Vol. 29, 989-1008. Accepted, .
  • Hallar A. (date unknown). Persistent daily new particle formation at a mountain-top location. Atmospheric Environment. Vol. 45, 4111-4115. Accepted, .
  • Bowers R. (date unknown). Characterization of airborne microbial communities at a high-elevation site and their potential to act as atmospheric ice nuclei. Applied and Environmental Microbiology. Vol. 75, 5121-5130. Accepted, .
  • Mazzoleni L. (date unknown). Identification of water-soluble organic carbon in non-urban aerosols using ultrahigh-resolution FT-ICR mass spectrometry: Organic anions. Environmental Chemistry. Vol. 9, 285-297. Accepted, .
  • Hallar A. (date unknown). Change: A place-based curriculum for understanding climate change at Storm Peak Laboratory, Colorado. Bulletin of the American Meteorological Society. Vol. 92, 909-918. Accepted, .
  • Bowers RM, Lauber CL, Wiedinmyer C, Hamady M, Hallar AG, Fall R, Knight R, Fierer N (date unknown). Characterization of airborne microbial communities at a high-elevation site and their potential to act as atmospheric ice nuclei. Applied and environmental microbiology. Vol. 75, 5121-30. Accepted, .
  • Amin H. (date unknown). Monoterpene emissions from bark beetle infested Engelmann spruce trees. Atmospheric Environment. Vol. 72, 130-133. Accepted, .
  • Amin H, Atkins PT, Russo RS, Brown AW, Sive B, Hallar AG, Huff Hartz KE (date unknown). Effect of bark beetle infestation on secondary organic aerosol precursor emissions. Environmental science & technology. Vol. 46, 5696-703. Accepted, .
  • Lopez J. (date unknown). CO signatures in subtropical convective clouds and anvils during CRYSTAL-FACE: An analysis of convective transport and entrainment using observations and a cloud-resolving model. Journal of Geophysical Research Atmospheres. Vol. 111. Accepted, .
  • Kassianov E. (date unknown). Large Contribution of Coarse Mode to Aerosol Microphysical and Optical Properties: Evidence from Ground-based Observations of a Trans-Pacific Asian Dust Outbreak at a High-Elevation North American Site. Journal of Atmospheric Sciences. Vol. 75, 1431-1443. Accepted, .
  • Lowenthal, D. (date unknown). Mixed-phase orographic cloud microphysics during StormVEx and IFRACS. Atmospheric Chemistry and Physics. Vol. 19, 5387-5401. Accepted, .
  • Berg A. (date unknown). The impact of bark beetle infestations on monoterpene emissions and secondary organic aerosol formation in western North America. Atmospheric Chemistry and Physics. Vol. 13, 3149-3161. Accepted, .
  • Bowers R. (date unknown). Seasonal variability in airborne bacterial communities at a high-elevation site. Atmospheric Environment. Vol. 50, 41-49. Accepted, .
  • Samy S. (date unknown). Water-soluble organic compounds at a mountain-top site in Colorado, USA. Atmospheric Environment. Vol. 44, 1663-1671. Accepted, .
  • Schmid B. (date unknown). How well do state-of-the-art techniques measuring the vertical profile of tropospheric aerosol extinction compare?. Journal of Geophysical Research Atmospheres. Vol. 111. Accepted, .
  • Strawa A. (date unknown). Comparison of in situ aerosol extinction and scattering coefficient measurements made during the Aerosol Intensive Operating Period. Journal of Geophysical Research Atmospheres. Vol. 111. Accepted, .
  • Hallar A. (date unknown). Atmospheric Radiation Measurements Aerosol Intensive Operating Period: Comparison of aerosol scattering during coordinated flights. Journal of Geophysical Research Atmospheres. Vol. 111. Accepted, .
  • Petersen, R.C. (date unknown). Numerical, wind-tunnel, and atmospheric evaluation of a turbulent ground-based inlet sampling system. Aerosol Science and Technology. Accepted, .
  • Yu F. (date unknown). Vertical profiles and seasonal variations of key parameters controlling particle formation and growth at storm peak laboratory. Aerosol and Air Quality Research. Vol. 16, 900-908. Accepted, .
  • Hallar A. (date unknown). Climatology of new particle formation and corresponding precursors at storm peak laboratory. Aerosol and Air Quality Research. Vol. 16, 816-826. Accepted, .
  • Hallar A. (date unknown). Science in the mountains: A unique research experience to enhance diversity in the geosciences. Journal of Geoscience Education. Vol. 58, 95-100. Accepted, .
  • Davis S. (date unknown). Measurement of total water with a tunable diode laser hygrometer: Inlet analysis, calibration procedure, and ice water content determination. Journal of Atmospheric and Oceanic Technology. Vol. 24, 463-475. Accepted, .
  • Taylor N. (date unknown). Hygroscopic growth of water soluble organic carbon isolated from atmospheric aerosol collected at US national parks and Storm Peak Laboratory. Atmospheric Chemistry and Physics. Vol. 17, 2555-2571. Accepted, .
  • Asmi A. (date unknown). Aerosol decadal trends-Part 2: In-situ aerosol particle number concentrations at GAW and ACTRIS stations. Atmospheric Chemistry and Physics. Vol. 13, 895-916. Accepted, .
  • Yu H. (date unknown). Sub-3 nm particles observed at the coastal and continental sites in the United States. Journal of Geophysical Research Atmospheres. Vol. 119, 860-879. Accepted, .
  • Hoyle C. (date unknown). A review of the anthropogenic influence on biogenic secondary organic aerosol. Atmospheric Chemistry and Physics. Vol. 11, 321-343. Accepted, .
  • Andrews E. (date unknown). Overview of the NOAA/ESRL federated aerosol network. Bulletin of the American Meteorological Society. Vol. 100, 123-135. Accepted, .
  • Hallar A. (date unknown). Impacts of increasing aridity and wildfires on aerosol loading in the intermountain Western US. Environmental Research Letters. Vol. 12. Accepted, .
  • Lowenthal D. (date unknown). Isotopic fractionation in wintertime orographic clouds. Journal of Atmospheric and Oceanic Technology. Vol. 33, 2663-2678. Accepted, .
  • Kristensen T. (date unknown). Chemical properties of HULIS from three different environments. Journal of Atmospheric Chemistry. Vol. 72, 65-80. Accepted, .
  • Baustian K. (date unknown). Importance of aerosol composition, mixing state, and morphology for heterogeneous ice nucleation: A combined field and laboratory approach. Journal of Geophysical Research Atmospheres. Vol. 117. Accepted, .
  • Kristensen T. (date unknown). Hygroscopic growth and CCN activity of HULIS from different environments. Journal of Geophysical Research Atmospheres. Vol. 117. Accepted, .
  • Strawa A. (date unknown). Optical and physical properties of primary on-road vehicle particle emissions and their implications for climate change. Journal of Aerosol Science. Vol. 41, 36-50. Accepted, .