Photo of Ezra Clark

Ezra Clark

Thomas K. Hepler Early Career Assistant Professor

Affiliation(s):

  • Chemical Engineering

214 Chemical and Biomedical Engineering Building

ezra.lee.clark@psu.edu

814-863-9422

Research Website

Google Scholar Profile

Research Areas:

Energy and Environment; Interfaces and Surfaces; Materials and Nanotechnology; Separations and Transport; Systems Engineering

Interest Areas:

Heterogeneous Electrocatalysis; Electrochemical Reaction Mechanisms and Kinetics; Electrochemical Surface Science; Organic Electrosynthesis; Carbon Dioxide Utilization;  Electronic Structure Engineering of Intermetallic Electrocatalysis; Operando Electrochemical Spectroscopy; Electrochemical Mass Spectrometry

 
 

 

Education

  • Bachelor of Science, Chemical Engineering, University of Louisville, 2012
  • Doctor of Philosophy, Chemical Engineering, University of California at Berkeley, 2018

Publications

Journal Articles

  • Lars Ostervold, Adam Smerigan, Matthew J Liu, Leah R Filardi, Fernando D Vila, Jorge E. Perez-Aguilar, Jiyun Hong, William A. Tarpeh, Adam S. Hoffman, Lauren F. Greenlee, Ezra Clark, Michael J. Janik and Simon R. Bare, 2023, "Cation Incorporation into Copper Oxide Lattice at Highly Oxidizing Potentials", ACS Applied Materials & Interfaces, 15, (40), pp. 47025-47036
  • Ezra L. Clark, Rasmus Nielsen, Jakob E. Sorensen, Julius L. Needham, Brian Seger and Ib Chorkendorff, 2023, "Tuning Surface Reactivity and Electric Field Strength via Intermetallic Alloying", ACS Energy Letters, 8, (10), pp. 4414-4420
  • Ezra L. Clark, 2023, "Enhancing Carbon Utilization", Nature Energy, 8, pp. 119-120
  • Degenhart Hochfilzer, Aarti Tiwari, Ezra L. Clark, Anton S. Bjornlund, Thomas Maagaard, Sebastian Horch, Brian Seger, Ib Chorkendorff and Jakob Kibsgard, 2022, "In Situ Analysis of the Facets of Cu-Based Electrocatalysts in Alkaline Media Using Pb Underpotential Deposition", Langmuir, 38, (4), pp. 1514-1521
  • Degenhart Hochfilzer, Jakob E. Sørensen, Ezra L. Clark, Soren B. Scott, Ib Chorkendorff and Jakob Kibsgaard, 2021, "The Importance of Potential Control for Accurate Studies of Electrochemical CO Reduction", ACS Energy Letters, 6, (5), pp. 1879-1885
  • Ming Ma, Ezra L. Clark, Kasper T. Therkildsen, Sebastian Dalsgaard, Ib Chorkendorff and Brian Seger, 2020, "Insights into the Carbon Balance for CO2 Electroreduction on Cu using Gas Diffusion Electrode Reactor Designs", Energy & Environmental Science, 13, (3), pp. 977-985
  • Alberto De Riccardis, Michelle Lee, Roman V. Kazantsev, Alejandro J. Garza, Guosong Zeng, David M. Larson, Ezra L. Clark, Peter Lobaccaro, Paul W. Burroughs, Ermelinda Bloise, Joel W. Ager, Alexis T. Bell, Martin Head-Gordon, Giuseppe Mele and Francesca M. Toma, 2020, "Heterogenized Pyridine-Substituted Cobalt(II) Phthalocyanine Yields Reduction of CO2 by Tuning the Electron Affinity of the Co Center", ACS Applied Materials & Interfaces, 12, (5), pp. 5251-5258
  • Stefan Ringe, Ezra L. Clark, Joaquin Resasco, Amber Walton, Brian Seger, Alexis T. Bell and Karen Chan, 2019, "Understanding Cation Effects in Electrochemical CO2 Reduction", Energy & Environmental Science, 12, (10), pp. 3001-3014
  • Ezra L. Clark, Stefan Ringe, Michael Tang, Amber Walton, Christopher Hahn, Thomas F. Jaramillo, Karen Chan and Alexis T. Bell, 2019, "Influence of Atomic Surface Structure on the Activity of Ag for the Electrochemical Reduction of CO2 to CO", ACS Catalysis, 9, (5), pp. 4006-4014
  • Ezra L. Clark, Jonathan Wong, Alejandro J. Garza, Zhou Lin, Martin Head-Gordon and Alexis T. Bell, 2019, "Explaining the Incorporation of Oxygen Derived from Solvent Water into the Oxygenated Products of CO Reduction over Cu", Journal of the American Chemical Society, 141, (10), pp. 4191-4193
  • Maryam Farmand, Alan T. Landers, John C. Lin, Jeremy T. Feaster, Jeffrey W. Beeman, Yifan Ye, Ezra L. Clark, Drew Higgins, Junko Yano, Ryan C. Davis, Apurva Mehta, Thomas F. Jaramillo, Christopher Hahn and Walter S. Drisdell, 2019, "Electrochemical Flow Cell Enabling Operando Probing of Electrocatalyst Surfaces by X-Ray Spectroscopy and Diffraction", Physical Chemistry Chemical Physics, 21, (10), pp. 5402-5408
  • Wojciech T. Osowiecki, Xingchen Ye, Pratima Satish, Karen C. Bustillo, Ezra L. Clark and A. Paul Alivisatos, 2018, "Tailoring Morphology of Cu–Ag Nanocrescents and Core–Shell Nanocrystals Guided by a Thermodynamic Model", Journal of the American Chemical Society, 140, (27), pp. 8569-8577
  • Ezra L. Clark, Joaquin Resasco, Alan Landers, John Lin, Linh-Thao Chung, Amber Walton, Christopher Hahn, Thomas F. Jaramillo and Alexis T. Bell, 2018, "Standards and Protocols for Data Acquisition and Reporting for Studies of the Electrochemical Reduction of Carbon Dioxide", ACS Catalysis, 8, (7), pp. 6560-6570
  • Ezra L. Clark and Alexis T. Bell, 2018, "Direct Observation of the Local Reaction Environment during the Electrochemical Reduction of CO2", Journal of the American Chemical Society, 140, (22), pp. 7012-7020
  • Joaquin Resasco, Yanwei Lum, Ezra L. Clark, Jose Z. Zeledon and Alexis T. Bell, 2018, "Effects of Anion Identity and Concentration on Electrochemical Reduction of CO2", ChemElectroChem, 5, (7), pp. 1064-1072
  • Ezra L. Clark, Christopher Hahn, Thomas F. Jaramillo and Alexis T. Bell, 2017, "Electrochemical CO2 Reduction over Compressively Strained CuAg Surface Alloys with Enhanced Multi-Carbon Oxygenate Selectivity", Journal of the American Chemical Society, 139, (44), pp. 15848-15857
  • Christian Schöttle, Ezra L. Clark, Audrey Harker, Andrew Solovyov, Alexis T. Bell and Alexander Katz, 2017, "Nanoporous Gold Assemblies of Calixarene-Phosphine-Capped Colloids", Chemical Communications, 53, (79), pp. 10870-10873
  • Joaquin Resasco, Leanne D. Chen, Ezra L. Clark, Charlie Tsai, Christopher Hahn, Thomas F. Jaramillo, Karen Chan and Alexis T. Bell, 2017, "Promoter Effects of Alkali Metal Cations on the Electrochemical Reduction of Carbon Dioxide", Journal of the American Chemical Society, 139, (32), pp. 11277-11287
  • Mu-Jeng Cheng, Ezra L. Clark, Hieu H. Pham, Alexis T. Bell and Martin Head-Gordon, 2016, "Quantum Mechanical Screening of Single-Atom Bimetallic Alloys for the Selective Reduction of CO2 to C1 Hydrocarbons", ACS Catalysis, 6, (11), pp. 7769-7777
  • Peter Lobaccaro, Meenesh R. Singh, Ezra L. Clark, Youngkook Kwon, Alexis T. Bell and Joel W. Ager, 2016, "Effects of Temperature and Gas–Liquid Mass Transfer on the Operation of Small Electrochemical Cells for the Quantitative Evaluation of CO2 Reduction Electrocatalysts", Physical Chemistry Chemical Physics, 18, (38), pp. 26777-26785
  • Youngkook Kwon, Yanwei Lum, Ezra L. Clark, Joel W. Ager and Alexis T. Bell, 2016, "CO2 Electroreduction with Enhanced Ethylene and Ethanol Selectivity by Nanostructuring Polycrystalline Copper", ChemElectroChem, 3, (6), pp. 1012-1019
  • Yanwei Lum, Youngkook Kwon, Peter Lobaccaro, Le Chen, Ezra L. Clark, Alexis T. Bell and Joel W. Ager, 2016, "Trace Levels of Copper in Carbon Materials Show Significant Electrochemical CO2 Reduction Activity", ACS Catalysis, 6, (1), pp. 202-209
  • Meenesh R. Singh, Ezra L. Clark and Alexis T. Bell, 2015, "Thermodynamic and Achievable Efficiencies for Solar-Driven Electrochemical Reduction of Carbon Dioxide to Transportation Fuels", Proceedings of the National Academy of Sciences, 112, (45), pp. E6111-E6118
  • Ezra L. Clark, Meenesh R. Singh, Youngkook Kwon and Alexis T. Bell, 2015, "Differential Electrochemical Mass Spectrometer Cell Design for Online Quantification of Products Produced during Electrochemical Reduction of CO2", Analytical Chemistry, 87, (15), pp. 8013-8020
  • Meenesh R. Singh, Ezra L. Clark and Alexis T. Bell, 2015, "Effects of Electrolyte, Catalyst, and Membrane Composition and Operating Conditions on the Performance of Solar-Driven Electrochemical Reduction of Carbon Dioxide", Physical Chemistry Chemical Physics, 17, (29), pp. 18924-18936
  • Franz G. Petzold, Jacek Jasinski, Ezra L. Clark, Jeong H. Kim, Jason Absher, Helge Toufar and Mahendra K. Sunkara, 2012, "Nickel Supported on Zinc Oxide Nanowires as Advanced Hydrodesulfurization Catalysts", Catalysis Today, 198, (1), pp. 219-227
  • Praveen Meduri, Ezra L. Clark, Jeong H. Kim, Ethirajulu Dayalan, Gamini U. Sumanasekera and Mahendra K. Sunkara, 2012, "MoO3–x Nanowire Arrays As Stable and High-Capacity Anodes for Lithium Ion Batteries", Nano Letters, 12, (4), pp. 1784-1788
  • Zhebo Chen, Dustin Cummins, Benjamin N. Reinecke, Ezra L. Clark, Mahendra K. Sunkara and Thomas F. Jaramillo, 2011, "Core–Shell MoO3–MoS2 Nanowires for Hydrogen Evolution: A Functional Design for Electrocatalytic Materials", Nano Letters, 11, (10), pp. 4168-4175
  • Vivekanand Kumar, Jeong H. Kim, Jacek B. Jasinski, Ezra L. Clark and Mahendra K. Sunkara, 2011, "Alkali-Assisted, Atmospheric Plasma Production of Titania Nanowire Powders and Arrays", Crystal Growth & Design, 11, (7), pp. 2913-2919
  • Mahendra K. Sunkara, Chandrashekar Pendyala, Dustin Cummins, Praveen Meduri, Jacek Jasinski, Vivek Kumar, Harry B. Russel, Ezra L. Clark and Jeong H. Kim, 2011, "Inorganic Nanowires: A Perspective about their Role in Energy Conversion and Storage Applications", Journal of Physics D: Applied Physics, 44, (17), pp. 174032
  • Praveen Meduri, Ezra L. Clark, Ethirajulu Dayalan, Gamini U. Sumanasekera and Mahendra K. Sunkara, 2011, "Kinetically Limited De-Lithiation Behavior of Nanoscale Tin-Covered Tin Oxide Nanowires", Energy & Environmental Science, 4, (5), pp. 1695

Other

  • Ezra L. Clark and Alexis T. Bell, 2020, "Differential Electrochemical Mass Spectrometry (DEMS) Cell"
  • Ezra L. Clark, 2018, "Investigations of the Electrochemical Reduction of Carbon Dioxide"
  • Mahendra K. Sunkara, Vivekanand Kumar, Jeong H. Kim and Ezra L. Clark, 2016, "Methods for Synthesizing Metal Oxide Nanowires"

Research Projects

Honors and Awards

  • Marie Sklodowska-Curie Postdoctoral Research Fellowship, European Union, 2019 - 2021
  • Graduate Research Fellowship, National Science Foundation, 2013 - 2016
  • Barry M. Goldwater Scholarship, US Congress, 2011 - 2012

Service

Service to Penn State:

Service to External Organizations:

  • Participation in or Service to Professional and Learned Societies, President, President-Elect, The Pittsburgh-Cleveland Catalysis Society, May 2023 - May 2027
 


 

About

The Penn State Department of Chemical Engineering, established in 1948, is recognized as one of the largest and most influential chemical engineering departments in the nation.

The department is built upon the fundamentals of academic integrity, innovation in research, and commitment to the advancement of industry.

Department of Chemical Engineering

121 Chemical and Biomedical Engineering Building

The Pennsylvania State University

University Park, PA 16802

Phone: 814-865-2574