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Sam Medina
Sam Medina
Electrolyzer System Engineer Postdoc, National Renewable Energy Laboratory
Verified email at nrel.gov
Title
Cited by
Cited by
Year
Dictating Pt-based electrocatalyst performance in polymer electrolyte fuel cells, from formulation to application
T Van Cleve, S Khandavalli, A Chowdhury, S Medina, S Pylypenko, ...
ACS applied materials & interfaces 11 (50), 46953-46964, 2019
1112019
Utilizing ink composition to tune bulk-electrode gas transport, performance, and operational robustness for a Fe–N–C catalyst in polymer electrolyte fuel cell
L Osmieri, G Wang, FC Cetinbas, S Khandavalli, J Park, S Medina, ...
Nano Energy 75, 104943, 2020
752020
Improving the bulk gas transport of Fe-NC platinum group metal-free nanofiber electrodes via electrospinning for fuel cell applications
S Kabir, S Medina, G Wang, G Bender, S Pylypenko, KC Neyerlin
Nano Energy 73, 104791, 2020
502020
Fabrication of high-performance gas-diffusion-electrode based membrane-electrode assemblies
SA Mauger, JR Pfeilsticker, M Wang, S Medina, AC Yang-Neyerlin, ...
Journal of Power Sources 450, 227581, 2020
492020
Impact of microporous layer roughness on gas-diffusion-electrode-based polymer electrolyte membrane fuel cell performance
M Wang, S Medina, JR Pfeilsticker, S Pylypenko, M Ulsh, SA Mauger
ACS Applied Energy Materials 2 (11), 7757-7761, 2019
472019
Coupling high-throughput experiments and regression algorithms to optimize PGM-free ORR electrocatalyst synthesis
MR Karim, M Ferrandon, S Medina, E Sture, N Kariuki, DJ Myers, ...
ACS Applied Energy Materials 3 (9), 9083-9088, 2020
332020
Toward optimizing electrospun nanofiber fuel cell catalyst layers: microstructure and Pt accessibility
S Kabir, T Van Cleve, S Khandavalli, S Medina, S Pylypenko, S Mauger, ...
ACS Applied Energy Materials 4 (4), 3341-3351, 2021
272021
Visualization, understanding, and mitigation of process-induced-membrane irregularities in gas diffusion electrode-based polymer electrolyte membrane fuel cells
M Wang, S Medina, J Ochoa-Lozano, S Mauger, S Pylypenko, M Ulsh, ...
International Journal of Hydrogen Energy 46 (27), 14699-14712, 2021
212021
Mass transport characterization of platinum group metal-free polymer electrolyte fuel cell electrodes using a differential cell with an integrated electrochemical sensor
AG Star, G Wang, S Medina, S Pylypenko, KC Neyerlin
Journal of Power Sources 450, 227655, 2020
212020
Editors’ choice—examining performance and durability of anion exchange membrane fuel cells with novel spirocyclic anion exchange membranes
AC Yang-Neyerlin, S Medina, KM Meek, DJ Strasser, C He, DM Knauss, ...
Journal of The Electrochemical Society 168 (4), 044525, 2021
182021
Impact of electrode thick spot irregularities on polymer electrolyte membrane fuel cell initial performance
M Wang, G Rome, S Medina, JR Pfeilsticker, Z Kang, S Pylypenko, M Ulsh, ...
Journal of power sources 466, 228344, 2020
172020
Multi-technique characterization of spray coated and roll-to-roll coated gas diffusion fuel cell electrodes
S Medina, JG Foster, MJ Dzara, M Wang, M Ulsh, SA Mauger, ...
Journal of Power Sources 560, 232670, 2023
22023
Influence of Coating Method on Performance of Roll-to-Roll Coated PEM Fuel Cell Catalyst Layers
SA Mauger, M Wang, S Medina, S Pylypenko, M Ulsh
Electrochemical Society Meeting Abstracts 236, 1491-1491, 2019
22019
Quantitative Analysis of Fuel Cell Cathode Catalyst Layer Degradation Using Scanning Transmission Electron Microscopy and Energy Dispersive Spectroscopy
M Coats, S Medina, J Braaton, L Cheng, N Craig, C Johnston, ...
Electrochemical Society Meeting Abstracts 242, 1434-1434, 2022
12022
Exploring Low Temperature Proton Exchange Membrane Water Electrolysis Anode Catalyst Degradation Under Cathode Backpressure Conditions
S Medina, SM Alia
245th ECS Meeting (May 26-30, 2024), 2024
2024
Materials Mitigation Strategies and Anode Catalyst Durability in Low Temperature Electrolysis
SM Alia, AL Chan, S Medina, KS Reeves, H Yu, DA Cullen, J Park, ...
Electrochemical Society Meeting Abstracts 244, 2127-2127, 2023
2023
Hydrogen Production, Grid Integration, and Scaling for the Future
S Sprik, K Saddler, K Nagasawa, T Kuroki, M Panwar, R Hovsapian, ...
National Renewable Energy Laboratory (NREL), Golden, CO (United States), 2023
2023
Microscopic and Spectroscopic Characterization of Fuel Cell Catalyst Layer Materials and Interfaces
S Medina
Colorado School of Mines, 2022
2022
Enabling Low-PGM Anode Electrodes for Improved Cell Performance and Durability in Alkaline Exchange Membrane Fuel Cells
AC Yang-Neyerlin, C He, S Medina, S Pylypenko, BS Pivovar
Electrochemical Society Meeting Abstracts 240, 1218-1218, 2021
2021
Investigation of Spray and Roll to Roll Coated Gas Diffusion Electrode Surface & Bulk Properties Using Microscopy and Spectroscopy
S Medina, M Dzara, M Wang, SA Mauger, M Ulsh, S Pylypenko
Electrochemical Society Meeting Abstracts 240, 1032-1032, 2021
2021
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