Publications

2026

  • Yap, K. M. K.*; Abdo, E. E.*; Aramaki, H.; Sugisawa, H.; Hamamura, T.; Mukunoki, K.; Im, J.; Celik, H.; Hesse, S. A.; Paul, P. P.; Balsara, N. P. Ion Transport and Crystal Rotation in Plastic Crystal Electrolytes Under Applied Electric Fields. Chem. Mater.2026. https://doi.org/10.1021/acs.chemmater.6c00803.

  • Yap, K. M. K.*; Rodríguez Pabón, M.*; Matthews, J. E.; Lee, S.-W.; Nielander, A. C.; Jaramillo, T. F. The Influence of Ppm-Level Divalent Ionic Impurities from Real-World Feedstocks on Electrochemical Cu-Based CO2 Reduction. ACS Electrochem.2026, 2 (4), 955–963. https://doi.org/10.1021/acselectrochem.5c00506.

  • Yap, K. M. K.; Swathilakshmi, S.; Lin, T.; Aleman, A. M.; Yan, K.; Hannagan, R. T.; Mule, A. S.; Wang, C. Y.; Lee, S.-W.; Zander, J.; Qiu, J.; Jaramillo, T. F.; Nielander, A. C. MoS2 Degradation Dynamics under Simulated Diurnal (Photo)Electrochemical H2 Evolution Reaction Conditions. J. Am. Chem. Soc.2026. https://doi.org/10.1021/jacs.5c16527.

  • Willoughby, W. L.; Hannagan, R. T.; Guo, J.; Benedek, P.; Yap, K. M. K.; Stevens, M. B.; Nielander, A. C.; Tarpeh, W. A.; Jaramillo, T. F. Dynamic Quantification of Nitrogen Species in Acidic Titanium-Catalyzed Nitrate Reduction toward Ammonia. ACS Electrochem. 2026. https://doi.org/10.1021/acselectrochem.5c00405.

2025

  • Amador, I. R.; Hannagan, R. T.; Qiang, A.; Lee, S.-W.; Tran, N. T. T.; Yap, K. M. K.; Aleman, A. M.; Marin, D. H.; Mendoza, M. R.; Stevens, M. B.; Jaramillo, T. F.; Nielander, A. C. Diagnosing Mechanisms to Mitigate Anion Exchange Ionomer Degradation during Impure Water Electrolysis. Energy Environ. Sci.2025. https://doi.org/10.1039/D5EE03891J.

  • Narayanan, P.; Hu, M.; Pucurimay, L.; Gallegos, A. O.; Zhou, Q.; Belliveau, E.; Ahmed, G. H.; Fernández, S.; Michaels, W.; Murrietta, N.; Mutatu, V. E.; Feng, D.; Hamid, R.; Yap, K. M. K.; Schloemer, T. H.; Jaramillo, T. F.; Kats, M. A.; Congreve, D. N. Alleviating Parasitic Back Energy Transfer Enhances Thin Film Upconversion. Advanced Optical Materials2025, 13 (17), 2500252. https://doi.org/10.1002/adom.202500252.

  • Yan, K.; Lee, S.-W.; Yap, K. M. K.; Mule, A. S.; Hannagan, R. T.; Matthews, J. E.; Kamat, G. A.; Lee, D. U.; Stevens, M. B.; Nielander, A. C.; Jaramillo, T. F. On-Line Inductively Coupled Plasma Mass Spectrometry Reveals Material Degradation Dynamics of Au and Cu Catalysts during Electrochemical CO2 Reduction. J. Am. Chem. Soc.2025. https://doi.org/10.1021/jacs.4c13233.

  • Matthews, J. E.; Avilés Acosta, J. E.; Lee, S.-W.; Oh, D.; Lin, T. Y.; Yap, K. M. K.; Chen, J.; Jang, J.-W.; Lee, D. U.; Nielander, A. C.; Jaramillo, T. F. Operando Surface-Enhanced Infrared Spectroscopy Connects Interfacial Dynamics with Reaction Kineti0063s During Electrochemical CO2 Reduction on Copper. ACS Catal.2025, 15 (1), 381–391. https://doi.org/10.1021/acscatal.4c05532.

2024

  • Yap, K. M. K.*; Lee, S. A.*; Kistler, T. A.; Collins, D. K.; Warren, E. L.; Atwater, H. A.; Jaramillo, T. F.; Xiang, C.; Nielander, A. Addressing Challenges for Operating Electrochemical Solar Fuels Technologies under Variable and Diurnal Conditions. Front. Energy Res.2024, 12. https://doi.org/10.3389/fenrg.2024.1483914.

  • Yap, K. M. K.*; Aitbekova, A.*; Salazar, M.*; Kistler, T. A.; Rodríguez Pabón, M.; Su, M. P.; Watkins, N. B.; Lee, S.-W.; Agbo, P.; Weber, A. Z.; Peters, J. C.; Agapie, T.; Nielander, A. C.; Atwater, H. A.; Jaramillo, T. F.; Bell, A. T. CO2 Conversion to Butene via a Tandem Photovoltaic–Electrochemical/Photothermocatalytic Process: A Co-Design Approach to Coupled Microenvironments. ACS Energy Lett.2024, 4369–4377. https://doi.org/10.1021/acsenergylett.4c01866.

  • Yap, K. M. K.*;Wei, W. J.*; Rodríguez Pabón, M.; King, A. J.; Wei, L.; Lee, S.; Bui, J.; Weber, A. Z.‡,; Bell, A. T.‡; Nielander, A. C.‡; Jaramillo, T. F.‡; Modeling Diurnal and Seasonal Ethylene Generation from Solar-Driven Electrochemical CO2 Reduction Devices. Energy & Environmental Science.2024, https://doi.org/10.1039/D4EE00545G.

2023

  • Schröder, J.; Zamora Zeledón, J. A.; Kamat, G. A.; Kreider, M. E.; Wei, L.; Mule, A. S.; Torres, A.; Yap, K.; Sokaras, D.; Gallo, A.; Stevens, M. B.; Jaramillo, T. F. Tracking the Dynamics of a Ag-MnOx Oxygen Reduction Catalyst Using In Situ and Operando X-Ray Absorption Near-Edge Spectroscopy. ACS Energy Lett.2023, 8 (7), 2962–2969. https://doi.org/10.1021/acsenergylett.3c00823.

  • Yap, K. M. K.; Lee, S.; Steiner, M. A.; Emily, L.; Nielander, A. C.; Jaramillo, T. F.; Yap, K. M. K.; Lee, S.; Steiner, M. A.; Avile, J. E. A Framework for Understanding Efficient Diurnal CO 2 Reduction Using Si and GaAs Photocathodes. Chem C2023, 3 (6). https://doi.org/10.1016/j.checat.2023.100641.

2021

  • Laursen, A. B.*; Calvinho, K. U. D.*; Goetjen, T. A.; Yap, K. M. K.; Hwang, S.; Yang, H.; Garfunkel, E.; Dismukes, G. C.‡; CO2 electro-reduction on Cu3P: Role of Cu(I) oxidation state and surface facet structure in C1-formate production and H2 selectivity. Electrochimica Acta, 2021, (391), 138889. https://doi.org/10.1016/j.electacta.2021.138889.

  • Calvinho, K. U. D.*; Alherz, A. W.*; Yap, K. M. K.*; Laursen, A. B.; Hwang, S.; Bare, Z. J. L.; Clifford, Z.; Musgrave, C. B.‡; Dismukes, G. C.‡; Surface Hydrides on Fe2P Electrocatalyst Reduce CO2 at Low Overpotential: Steering Selectivity to Ethylene Glycol. Journal of the American Chemical Society, 2021, 143, 50, 21275-21285.

2018

  • Calvinho, K. U. D.*; Laursen, A. B.*; Yap, K. M. K.; Goetjen, T. A.; Hwang, S.; Murali, N.; Mejia-Sosa, B.; Lubarski, A.; Teeluck, K. M.; Hall, E. S.; Garfunkel, E.; Greenblatt, M.; Dismukes, G. C.‡; Selective CO2 reduction to C3 and C4 oxyhydrocarbons on nickel phosphides at overpotentials as low as 10 mV. Energy and Environmental Science,2018, (11), 2550. https://doi.org/10.1039/C8EE00936H.