3 papers
cond-mat.mtrl-sci2026
3D atomistic imaging of polymer nanocomposites with Atom Probe Tomography: experimental methodology, preliminary results and future outlook
James O. Douglas, Reza Salehiyan, Aparna Saksena +5
The use of polymer nanocomposites as gas barrier materials has seen increasing interest, including applications involving hydrogen transport and storage. Better understanding of ga…
physics.chem-ph2025
Is Platinum a Proton Blocking Catalyst?
Aparna Saksena, Yujun Zhao, J. Manoj Prabhakar +3
Platinum, to date, is the most widely applied electrocatalyst for hydrogen evolution reaction (HER) in acidic media. It is assumed to be a proton-blocking catalyst with only surfac…
cond-mat.mtrl-sci2025
Effect of crystallographic texture on dealloying kinetics and composition of nanoporous gold surface
Ezgi HatipoÄlu, Ayman A. El-Zoka, Yujun Zhao +4
Nanoporous metals allow for tailoring composition and surface-to-volume ratio, both aspects critical for applications in catalysis. Here, Ag70Au30 (2 at. %) films with a face-cente…