Core Faculty Members

Katayun Barmak

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Katayun Barmak is the Director of the Materials Science and Engineering Program Department of Applied Physics and Applied Mathematics at Columbia University. Her research is focused on electrochemical methods and electrodes for electronic recycling and carbon dioxide reduction. Processing, properties, crystal structure, grain structure, and texture of metallic films for electronic and magnetic applications; thermodynamics and kinetics of solid state reactions and phase transformations in nanostructured films. Grain boundaries, grain growth and microstructural evolution. Characterization techniques of interest include differential scanning calorimetry (DSC), X-ray and electron diffraction (XRD, ED), and transmission, scanning and orientation imaging microscopy (TEM/STEM, SEM, OIM). Find out more about Dr. Barmak’s research


Jingguang Chen

Chen_cJingguang Chen is the Thayer Lindsley Professor of Chemical Engineering at Columbia University. His research centers on understanding and developing metal carbides and bimetallic alloys as catalysts and electrocatalysts through combined theoretical and experimental approaches over model surfaces and supported catalysts. Dr. Chen’s team is also investigating structural and electronic properties of catalysts using in situ synchrotron techniques.
Read more about Dr. Chen’s research.


Daniel Esposito

esposito_c Daniel Esposito is an Assistant Professor in the Department of Chemical Engineering at Columbia. His research is centered on accelerating the societal transformation towards a sustainable energy future, focusing on Photoelectrochemical and photovoltaic energy conversion, catalysis, solar thermal technologies, high-throughput screening of materials, fuel cells, interfacial phenomena, and in-situ micro/nano-scale analysis of PEC, PV, and catalytic surfaces.
Find out more about Dr. Esposito’s research.


Robert Farrauto

esposito_c Robert Farrauto is a Professor of Professional Practice in the Department of Earth and Environmental Engineering at Columbia. His research at Columbia is currently focused on capturing and catalytically upgrading carbon dioxide to useful products, catalytic pollution control, and hydrogen generation using catalyst technology. Prior to joining the full-time faculty at Columbia. Dr. Farrauto worked for nearly 40 years in the Research and Development department of BASF, most recently serving as Vice President, Research and Development and Manager of the BASF hydrogen generation program.
Learn more about Dr. Farrauto’s work in Catalysis for a Sustainable Environment.


David Goldberg

goldberg_cDavid Goldberg is a Research Professor at the Lamont-Doherty Earth Observatory at Columbia University. Dr. Goldberg’s research focuses on the sequestration of pollutants in natural earth systems, natural gas hydrate systems, and marine geological systems.
Read more about Dr. Goldberg’s work.


Peter Kelemen

Keleman_cPeter Kelemen is the Arthur D. Storke Memorial Professor of Earth and Environmental Sciences at Columbia University. His research is focused on understanding processes in natural systems, particularly “reaction driven cracking”, with relevance to engineered geological capture and storage of CO2, stimulation of geothermal reservoirs, in situ mining, and extraction of hydrocarbon resources from tight formations.
Read more about Dr. Keleman’s research interests.


Klaus Lackner

Lackner_c Klaus Lackner is the director of Center for Negative Carbon Emissions and professor at the School of Sustainable Engineering and the Built Environment of the Ira A. Fulton Schools of Engineering, Arizona State University. Dr. Lackner’s research interests include closing the carbon cycle by capturing carbon dioxide from the air, carbon sequestration, carbon foot-printing, innovative energy and infrastructure systems and their scaling properties, the role of automation, robotics and mass-manufacturing in downscaling infrastructure systems, and energy and environmental policy.
Learn more about Dr. Lackner’s research.


Juerg Matter

matter_cJuerg Matter is an Associate Professor in Geoengineering at the University of Southampton and an Adjunct Senior Researcher at the Lamont-Doherty Earth Observatory at Columbia University. His research is focused on the intersection between geology, climate change and energy. More specifically, Dr. Matter’s work foscuses on carbon dioxide capture and storage via in situ mineral carbonation in basalt and peridotite, monitoring and accounting techniques for carbon management, climate change mitigation, solute and reactive transport in saturated medi, and tracer hydrology.
Find out more about Dr. Matter’s work.


Vijay Modi

esposito_cVijay Modi is a Professor and past-Chair of Mechanical Engineering in the School of Engineering and Applied Science and a faculty member at the Earth Institute, Columbia University. His work focuses on the use of engineering to help address development issues. His group engineers software solutions to help make development planning smarter and to improve the delivery of critical services like health and energy in the developing world. Dr. Modi currently leads the U.N. Sustainable Development Solutions Network working group on Energy Access for All.
Read more about Dr. Modi’s Sustainable Engineering Lab.


Ah-Hyung (Alissa) Park

park_cProfessor Park is the Lenfest Chair in Applied Climate Science at Columbia University and the Director of the Lenfest Center for Sustainable Energy, where she researches issues in energy, environmental engineering and particle technology. Dr. Park’s areas of research interest are carbon capture, utilization, and storage (CCUS); sustainable energy conversion systems; synthesis of hydrogen and liquid fuels from alternative energy sources; particle technology; electrostatic charging phenomena in multiphase flows; and electrostatic tomography.
Read more about Dr. Park’s research and publications.


Stephanie Pfirman

pfirman_cStephanie Pfirman is the co-chair of the Environmental Science department and a Professor of Environmental and Applied Scientists at Barnard College. She also serves as an Adjunct Senior Research Scientist at the Lamont-Doherty Earth Observatory at Columbia University. Dr. Pfirman research centers on the Arctic environment and the nature and dynamics of Arctic sea ice under changing climate. More specifically, her research seeks to determine the role of sea ice, a transport mechanism unique to the Arctic, in the redistribution of sediments and pollutants in the Arctic.
Learn more about Dr. Pfirman’s research.


Martin Stute

stute_cMartin Stute is the co-chair of the Environmental Science department at Barnard College and an Adjunct Senior Research Scientist at the Lamont-Doherty Earth Observatory at Columbia University. Dr. Stute is an expert in hydrology and paleoclimate, with an interest in the earth as a reactor system. His research centers on the composition of ground gases and related thermodynamics, surface water-groundwater interactions, water-air gas exchange, and water/rock interactions.
Find out more about Dr. Stute’s research.


Alan West

west_cAlan West is the Samuel Ruben-Peter G. Viele Professor of Electrochemistry at Columbia University. He heads the Columbia Electrochemical Engineering Lab where he and his team work on electrochemical metallization processes, corrosion, fuel cells, batteries, and waste-treatment processes with the goal of developing new understandings to aid in the development of new processes and products.
Learn more about Dr. West’s work.


Yuan Yang

Yuan Yang_websiteYuan Yang is an Assistant Professor of Materials & Science Engineering in the Applied Physics and Applied Mathematics department at Columbia University. Dr. Yang’s research group aims to design materials and devices to address energy and environmental challenges. Specifically, his research focuses on the exploration of novel materials and chemistry for advanced energy storage, thermal energy harvesting and management. His research also includes the investigation of fundamental structure-property correlations and chemical processes in energy materials and devices.
Find out more about Dr. Yang’s work.