Group Members
Former Group Members
Positions Available
Curriculum Vitae

Ryan M. Richards, Ph.D. - Professor of Chemistry

Fellow of the American Chemical Society

Department of Chemistry and Geochemistry
Materials Science Program
Joint appointment with National Renewable Energy Laboratory

1500 Illinois St
304 Coolbaugh Hall
Golden, CO 80401
Phone: (303) 273-3612
Fax: (303) 273-3629


Ryan's list of citations on Google Scholar.





  • Congratulations to Ryan Richards for receiving a joint appointment with the National Renewable Energy Laboratory!
  • Undergraduate Max Schultz made Chemical & Engineering News for being a world champion unicyclist in addition to top-notch chemist. Way to go!
  • Congratulations to Chris Cadigan for successsfully defending his thesis and earning his Ph.D.!
  • Congratulations to Dr. Richards for his promotion to full professorship!
  • Congratulations to Xue Wang for successfully defending her thesis and earning her Ph.D.!
  • Congratulations to Jason Christ for being the Chemistry/Geochemistry Departmental Award Winner for Best Presentation at CEER 2013!
  • Congratulations to April Corpuz for succesfully defending her thesis and earning her Ph.D.!

  • Western States Catalysis Society 2nd Annual Symposium in Provo, Utah
  • 25th NAM, Conference Co-Chair with Abhaya Datye, 2017 North American Catalysis Society
  • Nanoscience programming, ACS National Meetings, Division of Inorganic Chemistry
  • Site Director, Colorado Center for Biofuels and Biorefining (C2B2)

Upcoming Activities:

Recent Publications and Presentations:

Publications from 2013-2014 - Impact Factor [IF: ]

    129) Christopher M Caskey, Aaron Holder, Sarah Shulda, Steve Christensen, David Diercks, Craig P Schwartz, David Biagioni, Dennis Nordlund, Alon Kukliansky, Amir Natan, David Prendergast, Bernardo Orvananos, Wenhao Sun, Xiuwen Zhang, Gerbrand Ceder, William Tumas, David S Ginley, John D Perkins, Vladan Stevanovic, Svitlana Pylypenko, Stephan Lany, Ryan M Richards, Andriy Zakutayev “Synthesis of a mixed-valent tin nitride and considerations of its possible crystal structures” arXiv:1601.04647 2016

     128) Mengze Xu, Calvin Mukarakate, David J Robichaud, Mark R Nimlos, Ryan M Richards, Brian G Trewyn “Elucidating Zeolite Deactivation Mechanisms During Biomass Catalytic Fast Pyrolysis from Model Reactions and Zeolite Syntheses” Topics in Catalysis 2016,59, 73-85

     127) Kazuma Shinozaki, Jason W Zack, Svitlana Pylypenko, Ryan M Richards, Bryan S Pivovar, Shyam S Kocha “Benchmarking the oxygen reduction reaction activity of Pt-based catalysts using standardized rotating disk electrode methods” International Journal of Hydrogen Energy2015, 40(46), 16820-16830. [3.313]

     126) Kazuma Shinozaki, Jason W Zack, Ryan M Richards, Bryan S Pivovar, Shyam S Kocha “Oxygen Reduction Reaction Measurements on Platinum Electrocatalysts Utilizing Rotating Disk Electrode Technique I. Impact of Impurities, Measurement Protocols and Applied Corrections” Journal of The Electrochemical Society 2015, 162 (10), F1144-F1158. [3.266] 

    125) Yazhou Ji, Christopher Caskey and Ryan M. Richards "Synthesis and Catalytic Performance of Gold Intercalated in the Walls of Mesoporous Silica" Journal of Visualized Experiments, 2015. e52349-e54329.

    124) Yazhou Ji, Christopher Caskey and Ryan M. Richards "Carbon Supported Palladium as Catalyst for Reduction of 4-Nitrophenol" Journal of Visualized Experiments, 2015. In press.

    123) Branden Kappes, G. Jeremy Leong, George H. Gilmer, Ryan M. Richards and Cristian V. Ciobanu “Metallic nanocrystals synthesized in solution: a brief review of crystal shape theory and crystallographic characterization” Crystal Research & Technology 2015, 50, 801-816.

    122) Piangjai Peerakiatkhajohn, Teera Butburee, Jung-Ho Yun, Hongjun Chen, Ryan M. Richards and Lianzhou Wang “A hybrid photoelectrode with plasmonic Au@TiO2 nanoparticles for enhanced photoelectrochemical water splitting” Journal of Materials Chemistry A2015 (40), 20127-20133.[7.443]

     121) Kai He, Feng Lin, Yizhou Zhu, Xiqian Yu, Jing Li, Ruoqian Lin, Dennis Nordlund, Tsu-Chien Weng, Ryan M Richards, Xiao-Qing Yang, Marca M Doeff, Eric A Stach, Yifei Mo, Huolin L Xin, Dong Su “Sodiation kinetics of metal oxide conversion electrodes: A comparative study with lithiation” NanoLetters 2015, 15, 5755-5763.[13.59]

    120) Megan Otting, Yazhou Ji, Ryan M. Richards, Brian Trewyn, Chapter entitled “Chemistry in Confined Pore Domains” in book “Pore Scale Phenomena” Ed. John Poate, World Scientific Publishing, 2015.

    119) Feng Lin, Justin B. Bult, Sanjini Nanayakkara, Anne C. Dillon, Ryan M. Richards,  Jeffrey L. Blackburn, and Chaiwat Engtrakul “Graphene as an efficient interfacial layer for electrochromic devices” 2015 ACS Applied Materials and Interfaces ASAP article.[5.9]

    118) Feng Lin, Dennis Nordlund, Tsu‐Chien Weng, Rob G Moore, Dane T Gillaspie, Kim M Jones, Anne C Dillon, Ryan M Richards, Chaiwat Engtrakul “Solid-state conversion reaction to enhance charge transfer in electrochromic materials” Advanced Materials Interfaces 2015 ASAP article. [new journal]

    117) Kai He, Huolin L. Xin, Kejie Zhao, Xiqian Yu, Dennis Nordlund, Tsu-Chien Weng, Jing Li,Yi Jiang, Christopher A. Cadigan, Ryan M. Richards, Marca M. Doeff, Xiao-Qing Yang, Eric A. Stach, Ju Li,  Feng Lin,  Dong Su “Transitions from Near-Surface to Interior Redox upon Lithiation in Conversion Electrode Materials” NanoLetters 2015, ASAP article [12.9]

    116) Christopher M. Caskey, Jason A. Seabold, Vladan Stevanović, Ming Ma, Wilson A. Smith, David S. Ginley, Nathan R. Neale, Ryan M. Richards, Stephan Lany, Andriy Zakutayev “Semiconducting properties of spinel tin nitride and other IV3N4 polymorphs” Journal of Materials Chemistry C 2015 accepted [6.626]

    115) Tara Yoder, Jacqueline  Cloud, G.J. Leong, Doreen Molk, Matthew Tussing, Jonathan Miorelli, Chilan Ngo, Suneel Kodambaka, Mark Eberhart, Ryan M. Richards, Yongan Yang  "Iron Pyrite Nanocrystal Inks: Solvothermal Synthesis, Digestive Ripening, and Reaction Mechanism" Chemistry of Materials 2014, 26, 6743-6751. [8.53]

    114) Jason M. Christ, K. C. Neyerlin, Ryan Richards and Huyen N. Dinh “Concentration effects of polymer electrolyte membrane degradation products on oxygen reduction activity for three platinum catalysts” Journal of the Electrochemical Society 2014 161 (14) F1360-F1365.[2.86]

    113) Lihua Wang, Aiguo Shen, Xianchang Li, Yi Zeng, Xiaodong Zhou, Ryan M. Richards, Jiming Hu “Inclusion of guest materials in aqueous coordination network shells spontaneously generated by reacting 2,5-dimercapto-1,3,4-thiadizole with nanoscale metallic silver” RSC Advances 2014 34924-34302.[3.71]

    112) Jason M. Christ, K. C. Neyerlin, Heli Wang, Ryan Richards, Huyen N. Dinh “Impact of Polymer Electrolyte Membrane Degradation Products on Oxygen Reduction Reaction Activity for Platinum Electrocatalysts” Journal of the Electrochemical Society 2014 161 (14) F1481-F1488.[2.86]

    111) G. Jeremy Leong, Abbas Ebnonnasir, Maxwell C. Schulze, Matthew B. Strand, Chilan Ngo, David Maloney, Sarah L. Frisco, Huyen N. Dinh, Bryan Pivovar, George H. Golmer, Suneel Kodambaka, Cristian V. Ciobanu, Ryan M. Richards “Shape-directional growth of Pt and Pd nanoparticles” Nanoscale 2014, 6, 11364-11371.[6.74]

    110) Chi-Ping Li, Feng Lin, Ryan M. Richards, Chaiwat Engtrakul, Robert Tenent, Colin Wolden “The Influence of Sol-gel Processing on the Electrochromic Properties of Mesoporous WO3 Films Produced by Ultrasonic Spray Deposition” Solar Energy Materials & Solar Cells  2014, 121, 163-170 [4.63]

    109) Feng Lin, Manuel Montano, Chixia Tian, Yazhou Ji, Dennis Nordlund, Tsu-Chen Weng, Rob Moore, Dane Gillaspie, Kim Jones, Anne Dillon, Ryan M. Richards, Chaiwat Engtrakul, “Electrochromic Performance of Nanocomposite Nickel Oxide Counter Electrodes Containing Lithium and Zirconium” Solar Energy Materials & Solar Cells 2014, 126, 206-212 [4.63]

    108) Christopher Caskey, Ryan M. Richards, David Ginley, Andriy Zakutayev "Synthesis and properties of copper nitride, a metastable semiconductor" Materials Horizons 2014, accepted.
    107) Zhi Li,Yazhou Ji, Chris Cadigan and Ryan M. Richards "Thermally Stable Gold/Alumina Aerogel Catalysts Prepared by a Simultaneous Synthesis Process for Solvent-Free Aerobic Benzyl Alcohol Oxidation" RSC Catalysis Science and Technology 2014, 2520-2525. Special issue “Catalysis in the USA” [4.76]
    106) Feng Lin, Dennis Nordlund, Tsu-Chien Weng, Ye Zhu, Chunmei Ban, Ryan M. Richards, Huolin L. Xin “Phase Evolution for Conversion Reaction Electrodes in Lithium-ion Batteries” Nature Communications 2014, 5, 3358. [10.02]

    105) Calvin Mukarakate, Xiaodong Zhang, Alexander Stanton, David Robichaud, Peter Ciesielski, Kara Malhotra, Bryon Donohoe, Erica Gjersing Robert Evans, David Heroux, Ryan Richards, Kristiina Iisa, Mark Nimlos “Real-time monitoring of the deactivation of HZSM-5 during upgrading of pine pyrolysis vapors” Green Chemistry 2014, 16, 1444-1461.[6.828]

    104) Jeremy Leong, Maxwell Schulze, Matthew Strand, David Maloney, Sarah Frisco, Huyen Dinh, Bryan Pivovar, Ryan M. Richards “Shape-directed platinum nanoparticle synthesis: nanoscale design of novel catalysts” Applied Organometallic Chemistry 2014, 1, 1-17.[2.011]

    103) April Corpuz, Kevin  Wood, Svitlana Pylypenko, Arrelaine Dameron, Prabhuram  Joghee, Timothy Olson, Guido Bender, Huyen Dinh, Thomas Gennett, Ryan Richards, Ryan O'Hayre “Effect Of Nitrogen Post-Doping On A Commercial Platinum-Ruthenium/Carbon Anode Catalyst” J. Power Sources 2014, 248, 296-306.[6.23]