Results 291 to 300 of about 9,664,331 (394)

Carbon Shell‐Encapsulated PtFe Catalysts in High Temperature Polymer Electrolyte Membrane Fuel Cells: Balancing Molecular Sieving and Diffusion for Enhanced Reactant Access

open access: yesAdvanced Functional Materials, EarlyView.
Scanning electrochemical microscopy reveals reactant diffusion through porous carbon shells to PtFe cores, while the carbon‐encapsulated PtFe enables high‐performance HT‐PEMFC operation by sieving phosphate ions that induce catalyst poisoning. ABSTRACT High‐temperature polymer electrolyte membrane fuel cells (HT‐PEMFCs) operating at 160°C on phosphoric
Myeong‐Geun Kim   +9 more
wiley   +1 more source

Dynamic switching of cell-substrate contact sites allows gliding diatoms to modulate the curvature of their paths. [PDF]

open access: yesProc Natl Acad Sci U S A
Golfier S   +5 more
europepmc   +1 more source

Digital maze test reveals cognitive performance patterns associated with amyloid-β and tau. [PDF]

open access: yesNeuropsychology
Robinson TL   +10 more
europepmc   +1 more source

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