Education / Experience:
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2018 - Present: |
Staff Scientist, CHESS, Cornell University |
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2014 - 2018: |
NIH Postodctoral Fellow, Department of Chemistry, Penn State University |
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2011 - 2014: |
Ph.D. in Inorganic Chemistry, Max-Planck-Institute for Chemical Energy Conversion, Mülheim an der Ruhr, Germany |
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2009 - 2011: |
MS in Chemistry, Cornell University |
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2005 - 2009: |
BS in Chemistry, Clemson University |
Research Interests:
Method development and applications of x-ray absorption spectroscopy, x-ray emission spectroscopy, and related two-dimensional techniques (HERFD and RIXS); translating x-ray spectroscopic methods to the time domain, particularly for the study of (bio)inorganic catalysis
Selected Publications:
- Chun Yuen Kwok, Subhadip Mallick, Christopher J Pollock, Arturo Gutierrez, Marm Dixit, Jason R Croy, Mahalingam Balasubramanian, "Redox Mechanisms and Migration Tendencies in Earth-Abundant 0.7Li2MnO3·0.3LiFeO2 Cathodes: Coupling Spin-Resolved X-ray Absorption Near Edge and X-ray Absorption Fine Structure Spectroscopies" Chem. Mater., 2024, 300. (https://doi.org/10.1021/acs.chemmater.3c02111)
- Christopher J Pollock* and Louise M Debefve, "Resonant Excitation Unlocks Chemical Selectivity of Platinum Lβ Valence-to-Core X-ray Emission Spectra" Inorg. Chem., 2023, 13681. (https://doi.org/10.1021/acs.inorgchem.3c01930)
- Yao Yang, Sheena Louisia, Sunmoon Yu, Jianbo Jin, Inwhan Roh, Chubai Chen, Maria V Fonseca Guzman, Julian Feijóo, Peng-Cheng Chen, Hongsen Wang, Christopher J Pollock, Xin Huang, Yu-Tsun Shao, Cheng Wang, David A Muller, Héctor D Abruña, Peidong Yang, "Operando studies reveal active Cu nanograins for CO2 electroreduction" Nature, 2023, 262. (https://doi.org/10.1038/s41586-022-05540-0)
- Adam A Aczel, Q Chen, JP Clancy, C dela Cruz, D Reig-i-Plessis, GJ MacDougall, Christopher J Pollock, MH Upton, TJ Williams, N LaManna, JP Carlo, J Beare, GM Luke, HD Zhou, "Spin-orbit coupling controlled ground states in the double perovskite iridates A2BIrO6 (A= Ba, Sr; B= Lu, Sc)" Phys. Rev. Materials, 2022, 094409. (https://doi.org/10.1103/PhysRevMaterials.6.094409)
- Anuj Bhargava, Cindy Y. Chen, Kapil Dhaka, Yuan Yao, Andrew Nelson, Kenneth D. Finkelstein, Christopher J. Pollock, Maytal Caspary Toroker, Richard D. Robinson, “Mn Cations Control Electronic Transport in Spinel CoxMn3–xO4 Nanoparticles,” Chem. Mater., 2019, 31, 4228. (https://doi.org/10.1021/acs.chemmater.9b01198)
- Ryan J. Martinie, Elizabeth J. Blaesi, J. Martin Bollinger, Jr., Carsten Krebs, Kenneth D. Finkelstein, Christopher J. Pollock*, “Two-Color Valence-to-Core X-ray Emission Spectroscopy Tracks Cofactor Protonation State in a Class I Ribonucleotide Reductase,” Angew. Chem. Int. Ed., 2018, 57, 12754. (https://doi.org/10.1002/ange.201807366)