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  • Professor, Materials Science and Engineering
  • Professor, Metallurgical Engineering
801-581-7197

Research Statement

Dr. Chandran’s research is largely in the broad area of materials research including physical/mechanical metallurgy, materials processing, with particular emphasis on theoretical and experimental investigations on metallic materials, development of novel Li-ion battery electrodes, nanostructured ceramics, coatings, titanium alloy systems and novel structural material concepts.  His research has been supported by NSF, AFOSR, ARL, ARO, DoE, DARPA, ARPA-E, US Magnesium, Ortho Development Corporation, METSO etc.  The research includes basic science and fundamental explorations as well as industrial problem solving.  Also consults for industry on engineering failure analysis of structures, components and devices. Author or co-author of over 160 published articles and over 100 technical presentations and 3 US Patents awarded. As research advisor, supervised the research of 3 post-doctoral fellows, 20 PhD students, 10 MS students and guided 10 undergraduate students in their summer research. Served in several thesis committees at the University.

View Citations to Research Articles:  http://scholar.google.com/citations?user=VPy95-oAAAAJ&hl=en&oi=ao

Research Keywords

  • Nanoscale Phase Transformations
  • Mechanical Properties (materials)
  • Materials Sciences
  • Fatigue and Fracture Mechanics of Materials, corrosion fatigue, fretting fatigue, material reliability in design, material quality assurance .
  • Li-ion battery electrodes
  • Computational Material Science
  • Composite Materials

Research Groups

  • Padma Krishnakumar, Graduate Student. MSE. 05/01/2022 - 04/30/2025. Awards/Scholarships/Stipends: Graduate Research Assistant supported by my DoE project.
  • Jordan Contreras, Graduate Student. MSE. 05/01/2021 - 04/30/2025. Awards/Scholarships/Stipends: Graduate Research Assistant Supported by my ARPA_E project.
  • Ahmed Gegnah, Other. Metallurgical Engineering. 12/15/2019 - 12/30/2022.
  • Chenguang Yang, Graduate Student. Metallurgical Engineering. 07/01/2019 - 01/31/2023. Awards/Scholarships/Stipends: Department of Energy.
  • Bryce Jolley, Graduate Student. Metallurgical Engineering. 07/01/2019 - 04/30/2022. Awards/Scholarships/Stipends: US Air Force.
  • Srabani Karmakar, Graduate Student. Metallurgical Engineering. 07/01/2019 - 04/30/2022. Awards/Scholarships/Stipends: Metso & CMES.
  • Ramanamurali Srinivasan, Graduate Student. Metallurgical Engineering. 01/01/2019 - 09/30/2022. Awards/Scholarships/Stipends: Department of Energy.
  • Jeff Palmer, Graduate Student. Metallurgical Engineering. 07/01/2017 - 04/30/2023. Awards/Scholarships/Stipends: Metso Minerals Inc.
  • Mitch Parker, Undergraduate Student. Metallurgical Engineering. 03/01/2017 - 04/30/2021. Awards/Scholarships/Stipends: Metso Minerals Inc.
  • Vikas Jindal, Postdoc. Metallurgical Engineering. 05/01/2015 - present. Awards/Scholarships/Stipends: International Collaborator.
  • Jun Du, Other. Metallurgical Engineering. 12/01/2014 - present.
  • Anthony Sanders, Research Professor. Metallurgical Engineering. 09/01/2014 - present.

Presentations

  • Size Effects in Fracture Mechanics, Department of Mechanical Engineering, Indian Institute of Technology, Chennai, IN. Invited Talk/Keynote, Presented, 01/18/2024.
  • K. S. Ravi Chandran, “New Directions in Fatigue and Fracture Mechanics,” Indian Institute of Metals Lecture Department of Metallurgical Engineering, Indian Institute of Technology, Varanasi, IN. Invited Talk/Keynote, Presented, 01/12/2024.
  • Advances in Refractory Alloys, Department of Metallurgical Engineering, PSG Institute of Technology, Coimbatore, IN. Invited Talk/Keynote, Presented, 01/03/2024.
  • Designing Novel Multicomponent Niobium Alloys for High Temperature: Design & Manufacturing; ARPA_E Review Meeting. Invited Talk/Keynote, Presented, 02/14/2023.
  • Contributions of R. F. Mehl (Carnegie-Mellon University; 1932-76) to Metal Fatigue,” A LMD Symposium honoring J. W. Jones, 2022 TMS Annual Meeting & Exhibition, Anaheim, CA. Conference Paper, Presented, 03/24/2022.
  • Discovery of a Reciprocal Relationship in Fatigue between Stress-life (S-N) Behavior and Fatigue Crack Growth Behavior" Fatigue in Materials: Fundamentals, Multiscale Characterizations and Computational Modeling, 2022 TMS Annual Meeting & Exhibition, Anaheim, CA. Invited Talk/Keynote, Presented, 03/22/2022.
  • Designing Novel Multicomponent Niobium Alloys for High Temperature: Design & Manufacturing; ARPA_E Review Meeting. Invited Talk/Keynote, Presented, 03/16/2022.
  • Is there a size effect in fatigue and fracture mechanics? (Presentation in Fatigue & Fracture 10th Webex Meeting). Invited Talk/Keynote, Presented, 12/12/2020.
  • Physically based universal function for fatigue crack growth (Presentation in Fatigue & Fracture 7th Webex Meeting). Invited Talk/Keynote, Presented, 08/22/2020.
  • Net-section mechanics of fatigue crack growth under large scale plasticity (Presentation in Fatigue & Fracture 6th Webex Meeting). Invited Talk/Keynote, Presented, 08/01/2020.
  • Specimen Size Effect on Fatigue Crack Growth Explained by Net-section-mechanics Approach (Presentation in Fatigue & Fracture 5th Webex Meeting). Invited Talk/Keynote, Presented, 07/11/2020.
  • Net-section-mechanics approach for fatigue crack growth (Presentation in Fatigue & Fracture 4th Webex Meeting). Invited Talk/Keynote, Presented, 06/27/2020.
  • Extreme Makeover: Human Body Engineering with Metals; University of Utah Science Day Presentation, November 2017. Other, Other, 11/04/2017.
  • Jun Du, K. S. Ravi Chandran, A. P. Sanders. "Flexural Strength of Nanostructured Titanium Boride (TiB) Ceramic as Affected by the Leftover Ductile Metallic Phase", Innovative Processing and Synthesis of Ceramics, Glasses and Composites. MS&T 2017, Pittsburgh, October, 2017. Conference Paper, Presented, 10/18/2017.
  • A. Degnah, V. Jindal and K. S. Ravi Chandran Computational Phase Equilibria and Design of Metal Matrix Composites in Ti-B-Fe System Symposium on Phase Transformations and Microstructural Evolution in Ti and Its Alloys MS&T 2017 10/17/2017 Pittsburgh, USA. Conference Paper, Presented, 10/17/2017.
  • A. Lark, V. Jindal, A. Degnah, K.S. Ravi Chandran, Designing Novel Cermet Materials in the Ti-B-Fe-Mo System, Symposium on Design, Processing, and Development of Structural Materials - Complex and Multicomponent Alloys, MS&T 2017, October 2017, Pittsburgh, USA. Conference Paper, Presented, 10/17/2017.
  • Fatigue Performance of AM Titanium: A Critical Analysis of PM Ti-6Al-4V Fatigue Behavior & Relevance to Additive Manufacturing, Symposium on Additive Manufacturing of Metals, MS&T 2017, Pittsburgh, 15 October 2017. Invited Talk/Keynote, Presented, 10/17/2017.
  • Jun Du, K. S. Ravi Chandran. "Mechanism and Kinetics of In Situ Formation of Titanium Boride (TiB) in the Electrical-field-assisted Sintering Process", Innovative Processing and Synthesis of Ceramics, Glasses and Composites. MS&T 2017, Pittsburgh, October 2017. Conference Paper, Presented, 10/16/2017.
  • K. S. Ravi Chandran, “A physically based constitutive equation for fatigue crack growth,” Presented in Seventh Int. Conf. Very High Cycle Fatigue, Dresden, July 3-5, 2017. Conference Paper, Refereed, Presented, 07/05/2017.
  • K. S. Ravi Chandran, “A physically based constitutive equation to characterize S-N fatigue behavior,” Presented in Seventh Int. Conf. Very High Cycle Fatigue, Dresden, July 3-4, 2017. Conference Paper, Refereed, Presented, 07/04/2017.
  • Somnaang Rou and K.S. Ravi Chandran, “First Principles (DFT) Calculation of Elastic Constants of Ti3B4,” ICME Success Stories and Applications; Fourth World Congress on Integrated Computational Materials Engineering May 2017, Ypsilanti, MI, USA. Conference Paper, Presented, 05/24/2017.
  • 1. K. S. Ravi Chandran, “A Physically Based Law for S-N Fatigue Behavior of Metals,” Invited Presentation, Fatigue in Materials: Fundamentals, Multiscale Modeling and Prevention, 2017 TMS Annual Meeting & Exhibition, San Diego, March 2017. Invited Talk/Keynote, Presented, 03/01/2017.
  • S. Rou and K. S. Ravi Chandran, "First Principles (DFT) Calculation of Elastic Constants of Ti3B4," presented at the Materials Science & Technology 2016 Conference & Exhibition, Salt Lake City, UT, 2016, Oct. 23-27, 2016. Conference Paper, Presented, 10/26/2016.
  • A. Degnah, V. Jindal, A. Sanders, and K. S. Ravi Chandran, “Computational Design and Processing of Titanium Metal Matrix Composites in Ti-B-X System,” Symposium on ICME Accelerated Materials Discovery, Materials Science & Technology 2016 October 26, 2016. Conference Paper, Presented, 10/26/2016.
  • J. Du, A.P. Sanders, V. Jindal, K.S. Ravi Chandran, “Rapid in situ formation and densification of titanium boride (TiB) nano-ceramic in electric field activated sintering,” Processing and Performance of Materials Using Microwaves, Electric and Magnetic Fields, Ultrasound, Lasers, and Mechanical Work – Rustum Roy Symposium, MS&T 2016 Conference, Oct 23, 2016. Conference Paper, Presented, 10/25/2016.
  • A. P. Sanders, P. Kumar, A. Degnah, K. S. Ravi Chandran, “Technique-dependent R-curve behavior in bulk nanostructured TiB” Materials Science & Technology Conference 2016, Salt Lake City, UT, Oct. 23-27, 2016. Conference Paper, Presented, 10/25/2016.
  • F. Cao, K.S. Ravi Chandran , P. Kumar, “Achieving very high strength in powder metallurgy Ti-6Al-4V alloy through accelerated sintering at β-transus and hydrogenation-dehydrogenation treatment,” MS&T 2016, October 23-26, Salt Lake City, Utah. Conference Paper, Presented, 10/25/2016.
  • P. Kumar, K.S. Ravi Chandran, F. Cao, "Accelerated Sintering of Powder Metallurgy Ti-6Al-4V alloy by repeated Phase Transformation Induced by Thermal Cycling", MS&T16, 23-27 Oct. 2016, Salt Lake City, UT, USA. Conference Paper, Presented, 10/24/2016.
  • Y. Zhang, K. S. Ravi Chandran, Hassina Z Bilheux, Madhu Jagannathan. “Investigation of Li Spatial Distribution inside Bulk Li-Mg Alloy Electrode after Delithiation Using Neutron Imaging, Symposium on Energy Storage VI: Materials, Systems and Applications Symposium, MS&T 2016 Conferene, Oct 23, 2016. Conference Paper, Presented, 10/23/2016.
  • M. Jagannathan, B. Vadlamani, K.S. Ravi Chandran, “The Potential of Si Micro-porous/Micro-columnar Structures as High Capacity Anodes for Li-ion Batteries”, MS&T 2016, Salt Lake City . Conference Paper, Presented, 10/20/2016.
  • B. Vadlamani, Ke An, M. Jagannathan, K.S. Ravi Chandran, An In-Situ Electrochemical Cell for Neutron Diffraction Studies of Phase Transitions in Small Volume Electrodes of Li-Ion Batteries, Symposium EE4—Electrode Materials and Electrolytes for Lithium and Sodium Ion Batteries 2016 Materials Research Society Spring Meeting, Phoenix, March 27-31, 2016. Conference Paper, Presented, 03/29/2016.
  • K. S. Ravi Chandran, “Processing of Nanostructured Titanium Boride by SPS,” Advanced Synthesis and Processing of Ceramics, MST2015, Columbus OH, 10/2015. Conference Paper, Presented, 10/2015.
  • P. Kumar, K.S. Ravi Chandran :A quantitative relationship to predict the effect of extreme-sized pores on tensile ductility of powder metallurgy Ti-6Al-4V alloy, Titanium-2015, Science and Technology, 13th world Conference on Titanium, August 16-20, 2015, TMS. San Diego, CA, USA. Conference Paper, Presented, 08/2015.
  • 26. Fei Cao, K.S. Ravi Chandran, Pankaj Kumar, Pei Sun, Mark Koopman, Z.Zak Fang, Improved Fatigue Performance of PM Ti-6Al-4V Alloy Processed by Hydrogen Sintering and Phase Transformation of TiH2 Powders, The 13th World Conference on Titanium, August 16-20, 2015, San Diego, CA. Conference Paper, Presented, 08/2015.
  • 29. P. Kumar, K.S. Ravi Chandran, F. Cao, P. Sun, M. Koopman, and Z. Zak Fang:Effects of powder processing and sintering on tensile ductility of PM Ti-6Al-4V alloy made by hydrogen sintering of titanium hydride powders, Titanium-2015, Science and Technology, 13th world Conference on Titanium,August 16-20, 2015, TMS. San Diego, CA, USA. Conference Paper, Presented, 08/2015.
  • Fei Cao, Pankaj Kumar, K.S. Ravi Chandran, Fatigue Behavior of PM Ti-6Al-4V Alloy Obtained by Dehydrogenation of CIPed Titanium Hydride Powder Compacts, Symposium on Advanced Manufacturing of Titanium, Materials science & Technology, October 12-16, 2014, Pittsburgh, PA. Conference Paper, Presented, 10/16/2014.
  • Pankaj Kumar, Fei Cao, K.S. Ravi Chandran, Porosity-ductility correlation in Powder Metallurgy Ti-6Al-4V alloy made by Dehydrogenetion of CIPed Compacts of Titanium Hydride, Symposium on Advanced Manufacturing of Titanium, Materials science & Technology, October 12-16, 2014, Pittsburgh, PA. Conference Paper, Presented, 10/15/2014.
  • K. S. Ravi Chandran, S-N Fatigue Curve in Fatigue of Materials: Competing Failure Modes and Dual S-N Curves,” Int. Symp. Fatigue of Materials III, Advances and Emergences in Understanding, MST 2014, October 2014, Pittsburgh, PA. Invited Talk/Keynote, Presented, 10/14/2014.
  • K. S. Ravi Chandran, "Joule Heating of Nanowires with Conduction Through Substrate: Convergence of Lamp, Langmuir and Laplace Transformations," Department of Metallurgy and Materials Science and Engineering, Graduate Seminar 12/04/2013. Other, Presented, 12/04/2013.
  • K. S. Ravi Chandran, "Joule Heating of Nanowire: Analytical Solution for Transient Temperature Rise," Symposium on Nanoscale Thermal Transport, 2013 MRS Spring Meeting, CA. Conference Paper, Accepted, 04/2013.
  • M. Jagannathan and K. S. Ravi Chandran, Modeling of Li Insertion and Removal in Si Thin Film Electrodes: Part II Effect of Force Fields," Symposium on Energy Storage Material Science, 2013 Materials Research Society Spring Meeting in San Francisco, CA. Conference Paper, Accepted, 04/2013.
  • K. S. Ravi Chandran, “Titanium Metal Matrix Composites: A review”, 2013 TMS Spring Meeting, San Antonio. Conference Paper, Presented, 03/2013.
  • M. Jagannathan and K. S. Ravi Chandran, “Modeling of Charge Discharge Behavior of Si Thin Film Electrodes in Li-ion Batteries: Part I,” 2013 TMS Spring Meeting, San Antonio. Conference Paper, Presented, 03/2013.
  • K. S. Ravi Chandran, “Neutron diffraction studies of phase transitions in Li-ion batteries,” SNS, Oak Ridge National Laboratory. Invited Talk/Keynote, Presented, 02/2013.
  • K. S. Ravi Chandran, “Opportunities for neutron diffraction studies of phase transitions in Li-ion batteries,” Lujan Neutron Center, Las Alamos National Laboratory, NM. Invited Talk/Keynote, Presented, 01/2013.
  • M. Jagannathan and K. S. Ravi Chandran, Phase Transformation During Electrochemical Discharge of Li(Mg) Anodes for High Capacity Lithium Batteries", Materials for Energy Storage, 2011 Materials Science & Technology Conference, Columbus, OH. Conference Paper, Presented, 10/2012.
  • M. Jagannathan and K. S. Ravi Chandran, Electrochemical Charge/Discharge Characteristics of Li(Mg) Alloy Anodes for High Capacity Lithium Batteries", Energy Storage Material Science, 2012 Materials Research Society Spring Meeting in San Francisco, CA. Conference Paper, Presented, 04/2012.

Geographical Regions of Interest

  • China
  • Europe
  • India
  • United States of America

Research/Scholarship Projects

  • Theoretical Development of Physical Fracture Mechanics. PI: K. S. Ravi Chandran. 07/01/2015 - present.

Research Equipment and Testing Expertise

  • Mechanical Behavior Laboratory with MTS servo-hydraulic fatigue units, Instron electro-mechanical test system. High temperature materials testing facilities including Applied Test Systems inert atmosphere high temperature furnace, 5 kW induction heating systems. Digital Optical Microscopy laboratory with Olympus GX 51, Image analysis software, Leica digital stereo microscope. Vacuum high-temperature hot press and sintering laboratory with vacuum sintering furnaces Locally built ballistic armor test system with chronograph. Locally built ball-on-disk tribometer with frictional force measurement. Gamry/Keithly Electrochemical Testing Systems. Contact: Dr. Ravi Chandran , 801 581 7197 , 412 WBB.

Publications

  • Chandran, KS Ravi (2024). Mechanics of structural size effect in impact brittle fracture of steels and consequent scaling laws for fracture. Proceedings of the Royal Society A. Vol. 480, 2023049. Published, 02/13/2024.
  • Yang, Chenguang, and KS Ravi Chandran (2023). Photolithographic Structuring of Ordered Silicon Micropillar Electrodes for Lithium-Ion Batteries and Electrochemical Performance. ACS Applied Energy Materials. Vol. 6, 5930−5939. Published, 07/26/2023.
  • Mohanty, Trupti, KS Ravi Chandran, and Taylor D. Sparks (2023). Machine learning guided optimal composition selection of niobium alloys for high temperature applications. APL Machine Lerning. Vol. 1, 036102. Published, 05/22/2023.
  • R. Srinivasan & K. S. Ravi Chandran (2023). Mechanistic insights into structural parameters maximizing energy storage density in Si mesoporous electrodes for Li-ion batteries. Journal of Power Sources. Vol. 556, 232481. Published, 02/01/2023.
  • C. Yang & K. S. Ravi Chandran (2023). A critical review of silicon nanowire electrodes and their energy storage capacities in Li-ion cells. RSC advances. Vol. 13, 3947-3957. Published, 01/10/2023.
  • K. S. Ravi Chandran (2022). The finding of the reciprocal relationship between fatigue (S-N) behavior and fatigue crack growth behavior enabling interconversion of data in structural materials. Materialia. Vol. 25, 101541. Published, 09/01/2022.
  • K. S. Ravi Chandran (2022). Fatigue of Fiber-Reinforced Composites, Damage and Failure. Journal of the Indian Institute of. Vol. R, 1-22. Published, 02/16/2022.
  • R. Srinivasan & K. S. Ravi Chandran (2022). The Strong Effect of Microporous Column Depth on the Lithiation-Delithiation Behavior in Si Electrodes for Li-Ion Cells and the Resistance to Mechanical Damage. Journal of Electronic Materials. Vol. 51, 857–875. Published, 01/19/2022.
  • Chandran, KS Ravi & Sarah E. Galyon Dorman (2021). The nature of specimen-size-effect on fatigue crack growth and net-section fracture mechanics approach to extract the size-independent behavior. International Journal of Fatigue. Vol. 145, 106088. Published, 10/30/2021.
  • A. Ranjan & Rajnesh Tyagi, Vikas Jindal, and K. S. R. Chandran (2020). Investigation on Wear Characteristics of TiBFe Composites Containing 10 at.% Boron and 10-30 at.% Iron. Investigation on Wear Characteristics of TiBFe Composites Containing 10 at.% Boron and 10-30 at.% Iron.". Vol. 29, 6333-6342. Published, 03/23/2020.
  • A. Degnah & J. Du, and KS Ravi Chandran (2020). CALPHAD Approach and processing of a multicomponent titanium matrix composite for high strength and fracture toughness. Materials Science and Engineering. Vol. A781, 139210. Published, 02/20/2020.
  • K. S. Ravi Chandran (2019). Net-section based approach for fatigue crack growth characterization using compact tension specimen: Physical correlation of mean stress or stress ratio effects. International Journal of Fatigue. Vol. 124, 473-482. Published, 11/12/2019.
  • J. Du & V. Jindal, A. P. Sanders, and KS Ravi Chandran (2019). CALPHAD-guided alloy design and processing for improved strength and toughness in Titanium Boride (TiB) ceramic alloy containing a ductile phase. Acta Materialia. Vol. 171, 18-30. Published, 09/12/2019.
  • V. Jindal & Aditya Sarda, Ahmed Degnah, and KS Ravi Chandran (2019). Effect of iron & boron content on the Spark Plasma Sintering of Ti-B-Fe alloys. Advanced Powder Technology. Vol. 30, 423-427. Published, 08/22/2019.
  • K. S. Ravi Chandran (2019). Fracture mechanics analysis of generalized compact tension specimen geometry using the mechanics of net-section." . Engineering Fracture Mechanics. Vol. 222, 106703. Published, 07/19/2019.
  • K. S. Ravi Chandran (2019). A new exponential function to represent the effect of grain size on the strength of pure iron over multiple length scales. Journal of Materials Research. Vol. 34, 2315-2324. Published, 07/17/2019.
  • P. Kumar (2019). Enhancement of fatigue resistance using the accelerated diffusion/sintering phenomenon near beta transus temperature in Ti-6Al-4V powder metallurgy alloy. Scripta Materialia. Vol. 165, 1-5. Published, 02/20/2019.
  • K. S. Ravi Chandran (2018). Fatigue crack growth in bending: Successful correlation of mean stress (stress ratio) effects using the change in net‐section strain energy. Fatigue crack growth in bending: Successful correlation of mean stress (stress ratio) effects using the change in net‐section strain energy. Vol. 12, 2566-2576. Published, 05/10/2018.
  • S. Rou (2018). First principles calculation of single‐crystal elastic constants of titanium tetraboride (Ti3B4) and experimental validation. Journal of the American Ceramic Society. DOI: 10.1111/jace.15562. Published, 04/18/2018.
  • K. S. Ravi Chandran (2018). Mechanics of fatigue crack growth under large-scale plasticity: A direct physical approach for single-valued correlation of fatigue crack growth data. International Journal of Fatigue. Vol. 117, 299-313. Published, 04/18/2018.
  • A. Lark & Jun Du, and KS Ravi Chandran (2018). Material design and processing of a new class of titanium boride cermets with tough metallic phases and mechanical properties. Journal of Materials Research. Vol. 33, 4296-4306. Published, 03/22/2018.
  • B. S. Vadlamani, & M. Jagannathan, KS Ravi Chandran (2018). Silicon with Columnar Microporous Architecture for Ultrahigh Total Energy-Storage Capacity and with Highly Reversible Lithiation Performance. ACS Applied Energy Materials. Vol. 1, 993-1001. Published, 03/01/2018.
  • Y. Zhang, & KS Ravi Chandran, and H. Z. Bilheux (2018). Imaging of the Li spatial distribution within V 2 O 5 cathode in a coin cell by neutron computed tomography. Journal of Power Sources. Vol. 376, 125-130. Published, 01/18/2018.
  • K. S. Ravi Chandran (2017). A novel characterization of fatigue crack growth behavior in metals: The physical relationship between the uncracked section size and the remaining fatigue life." Materials Science and Engineering: A . Materials Science and Engineering A. Vol. 174, 117-123. Published, 12/27/2017.
  • J. Du & K. S. Ravi Chandran (2017). Formation of bulk titanium boride (TiB) nano‐ceramic with Fe–Mo addition by electric‐field‐activated‐sintering. J. Am. Ceram. Soc. Vol. 100, 5450-5459. Published, 12/12/2017.
  • K. S. Ravi Chandran (2017). Insight on physical meaning of finite-width-correction factors in stress intensity factor (K) solutions of fracture mechanics . Engineering Fracture Mechanics 186 (2017):. Vol. 186, 399-409. Published, 10/31/2017.
  • K. S. Ravi Chandran (2017). A physically based constitutive equation for fatigue crack growth. Proc. Seventh Int. Conf. Very High Cycle Fatigue. Vol. 1, 148-154. Published, 07/04/2017.
  • K. S. Ravi Chandran (2017). A physically based constitutive equation to characterize S-N fatigue. Proc. Seventh Int. Conf. Very High Cycle Fatigue. Vol. 1, 113-119. Published, 07/03/2017.
  • K. S. Ravi Chandran (2017). A new approach to the mechanics of fatigue crack growth in metals: Correlation of mean stress (stress ratio) effects using the change in net-section strain energy. Acta Materialia. Vol. 135, 201-214. Published, 06/14/2017.
  • F. Cao & K. S. Ravi Chandran (2017). The role of crack origin size and early stage crack growth on high cycle fatigue of powder metallurgy Ti-6Al-4V alloy . Int. J. Fatigue. Vol. 102, 48-58. Published, 05/05/2017.
  • F. Cao & K. S. Ravi Chandran, P. Kumar (2017). New Approach to Achieve High Strength Powder Metallurgy Ti-6Al-4V Alloy through Accelerated Sintering at β-Transus Temperature and Hydrogenation-dehydrogenation Treatment. Scripta Materialia. Vol. 130, 22-26. Published, 03/11/2017.
  • K. S. Ravi Chandran (2017). New approach for the correlation of fatigue crack growth in metals on the basis of the change in net-section strain energy . Acta Materialia. Vol. 129, 439-449. Published, 03/07/2017.
  • K. S. Ravi Chandran (2017). A universal functional for the physical description of fatigue crack growth in high-cycle and low-cycle fatigue conditions and in various specimen geometries. International Journal of Fatigue. Vol. 102, 261-269. Published, 02/04/2017.
  • K. S. Ravi Chandran, “A physical model and constitutive equations for complete characterization of SN fatigue behavior of metals,” Acta Mater., Vol. 121, 2016, p. 85-103. Published, 12/31/2016.
  • Y. Zhang, K. S. Ravi Chandran, H. Z. Bilheux, M. Jagannathan, J. C. Bilheux, “The Nature of Electrochemical Delithiation of Li-Mg Alloy Electrodes: Neutron Computed Tomography and Modeling of Li Diffusion and Delithiation Phenomenon,” Journal of The Electrochem. Soc., 2016,. Accepted, 12/20/2016.
  • B. Sarma and K. S. Ravi Chandran, “Superior surface hardening by cyclic-phase-change-diffusion (CPCD): Supersaturation of hard boride in titanium subsurface layer,” Scripta Mater., Vol. 124, 2016, pp. 121-125. Published, 11/30/2016.
  • J. Du, A. P. Sanders, V. Jindal and K. S. Ravi Chandran, “Rapid In situ formation and densification of nanostructured titanium boride by electric field activated sintering,” Scripta Mater., Vol. 123, 2016, pp. 95-99. Published, 10/31/2016.
  • K. S. Ravi Chandran, “A constitutive equation for S-N fatigue behavior of single crystals and validation by the physical definition of endurance limit,” International Journal of Fatigue 91, (2016) 21-28. Published, 10/20/2016.
  • K. S. Ravi Chandran, F. Cao, and J. C. Newman. "Fatigue crack growth in miniature specimens: The equivalence of ∆K-correlation and that based on the change in net-section strain energy density." Scripta Materialia 122 (2016): 18-21. Published, 09/30/2016.
  • K. S. Ravi Chandran, Jun Du, A. P. Sanders and L. Walker, “SPS Processing of Nanostructured Titanium Boride, Ceramic Transactions, Vol. 445, 2016. Published, 08/04/2016.
  • F. Cao, KS Ravi Chandran. "Fatigue Performance of Powder Metallurgy (PM) Ti-6Al-4V Alloy: A Critical Analysis of Current Fatigue Data and Metallurgical Approaches for Improving Fatigue Strength." JOM, Vol. 68, 2016, pp. 735-746. Accepted, 06/01/2016.
  • K. S. Ravi Chandran, “Mechanical Fatigue of Polymers: A New Approach to predict the S-N behavior,” Polymer, 91, (2016) 222-238. Published, 05/17/2016.
  • P. Kumar, K. S. Ravi Chandran, F. Cao, M. Koopman, and Z. Fang, “The Nature of Tensile Ductility as Controlled by Extreme-Sized Pores in Powder Metallurgy Ti-6Al-4V Alloy" Metall. Mater. Trans. A, Vol. 47, 2016, 2150-2161. Published, 05/01/2016.
  • Cao, Fei, Kumar, Pankaj, Koopman, Mark, Lin, Chenluh, Zak Fang, Z. & Ravi Chandran, K.S. (2015). Understanding competing fatigue mechanisms in powder metallurgy Ti–6Al–4V alloy: Role of crack initiation and duality of fatigue response. Elsevier BV. Vol. 630, 139-145. Published, 2015.
  • Ravi Chandran, K.S. (2015). Transient Joule heating of graphene, nanowires and filaments: Analytical model for current-induced temperature evolution including substrate and end effects. Elsevier BV. Vol. 88, 14-19. Published, 2015.
  • Sun, Pei, Fang, Z. Zak, Koopman, Mark, Paramore, James, Chandran, K.S. Ravi, Ren, Yang & Lu, Jun (2015). An experimental study of the (Ti–6Al–4V)–xH phase diagram using in situ synchrotron XRD and TGA/DSC techniques. Elsevier BV. Vol. 84, 29-41. Published, 2015.
  • P. Sun, Pei, Z. Fang, M. Koopman, Y. Xia, J. Paramore, K.S. Ravi Chandran, Y. Ren, and J. Lu. "Phase Transformations and Formation of Ultra-Fine Microstructure During Hydrogen Sintering and Phase Transformation (HSPT) Processing of Ti-6Al-4V." Metallurgical and Materials Transactions A 46, no. 12 (2015): 5546-5560. Published, 10/20/2015.
  • J. D. Paramore, Z. Zak Fang, , Pei Sun, M. Koopman, K.S. Ravi Chandran, M. Dunstan, “A powder metallurgy method for manufacturing Ti-6Al-4V with wrought-like microstructures and mechanical properties via hydrogen sintering and phase transformation (HSPT),” Scripta Mater., Vol. 107, 2015, p. 103. Published, 09/21/2015.
  • K. S. Ravi Chandran, “A physically based universal functional to characterize the mechanism of fatigue crack growth in materials,” Scripta Mater., Vol. 107, 2015, p. 115. Published, 05/20/2015.
  • K. S. Ravi Chandran, “Joule Heating of Graphene and Nanowires: Analytical Model for Current-induced Transient Temperature Evolution and Substrate Effects, Int. J. Heat and Mass Transfer, Vol. X, 2015, pp. (manuscript accepted). Accepted, 12/2014.
  • P. Sun, Z. Fang, M. Koopman, J. Paramore, K. S. Ravi Chandran, Y. Ren, and J. Lu. "An experimental study of the (Ti–6Al–4V)–xH phase diagram using in situ synchrotron XRD and TGA/DSC techniques." Acta Materialia 84 (2015): 29-41. Published, 12/2014.
  • M. Jagannathan and K. S. Ravi Chandran, "Analytical Modeling and simulation of electrochemical charge/discharge behavior of Si think film negative electrodes in Li-ion cells" J. of Power Sources, 247 (2014) 667-675. Published, 09/28/2014.
    http://www.sciencedirect.com/science/article/pii/S...
  • B. Vadlamani, K. An, M. Jagannathan, K.S.R. Chandran, “An In-Situ Electrochemical Cell for Neutron Diffraction Studies of Phase Transitions in Small Volume Electrodes of Li-Ion Batteries,” Journal of The Electrochemical Society, 161 (10), 2014, A1731-A1741. Published, 08/2014.