Results 261 to 270 of about 206,780 (273)

Coordination Tailoring of Pt Single‐Atom Catalysts at Room Temperature and Their Exceptional Performance in Hydrogen Evolution Reaction

open access: yesCarbon Energy, EarlyView.
This study presents the fabrication of Pt SACs with a new type of coordination environment at room temperature by introducing the chemically driven NO2 sites for atomically immobilizing PtCl2 on two‐dimensional nitrogen‐doped carbon nanosheets. The result is that Pt SACs demonstrate long‐term durability in hydrogen evolution reactions due to their ...
Joo‐Won Lee   +6 more
wiley   +1 more source

TiNiSi‐Type ALiAu (A = Ca, Sr, Ba, Eu, Yb) Compounds: Alternative Use of “Excess” Electrons

open access: yesChemistry – A European Journal, EarlyView.
Excess electrons distinguish the bonding in ALiAu (A = Yb, Ca, Eu, Sr, Ba), a new series of intermetallic compounds crystallizing in TiNiSi type. According to bonding analysis, these metallic phases are classified as aurides containing polycations with multiatomic bonding between A, Li, and Au . Abstract New TiNiSi‐type compounds ALiAu (A = Ca, Sr, Ba,
Peter Höhn   +8 more
wiley   +1 more source

Spontaneous uterine perforation due to pyometra: A rare cause of acute abdomen in a postmenopausal woman. [PDF]

open access: yesInt J Surg Case Rep
Kishe A   +5 more
europepmc   +1 more source

Monitoring Nanostructural Dynamics During the Electrochemical Growth of Metal Hydroxide Thin Films by in‐situ Small‐Angle X‐Ray Scattering

open access: yesChemistry–Methods, EarlyView.
We present a custom‐built electrochemical flow cell for in‐house real‐time small‐angle X‐ray scattering (SAXS) experiments to monitor the electrocrystallization of nanoscale Co(OH)2 platelets tracking their growth from 7.8 nm to 15.7 nm thickness. Citrate ligands initially stabilize spherical structures, transitioning to platelet morphologies as the ...
Jonas Schwan   +2 more
wiley   +1 more source

Nystagmus and Vertigo During Aural Toilet Using Microsuction. [PDF]

open access: yesAudiol Res
Kim CH   +6 more
europepmc   +1 more source

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