Asymmetrically Coordinated CoB - Wiley Online Library
In this work, we successfully established a covalent matrix supported by CoB 1 N 3 single-atom configuration as a proof-of-concept. The catalytic system shows high removal efficiency …
Depth selective local coordination in CoFeB thin films probed by XAFS …
Oct 15, 2023 · SW-XAFS, XRR and TOF-SIMS were used to investigate the local atomic structure in W/Co 40 Fe 40 B 20 /W thin films. SW-XAFS data show significant differences around Fe …
Structural Changes in Monolayer Cobalt Oxides under Ambient …
Feb 16, 2022 · Extended X-ray absorption fine structure spectroscopy (EXAFS) analysis shows that the CoO bilayer characterized in ultrahigh vacuum is not formed under the conditions …
In situ XAFS study of the chemical state of a Co catalyst during …
Oct 1, 2022 · In situ X-ray absorption fine structure spectroscopy (XAFS) analysis was performed on cobalt (Co) catalysts during single-walled carbon nanotube (SWCNT) growth by alcohol …
X-ray absorption fine structure - Wikipedia
X-ray absorption fine structure (XAFS) is a specific structure observed in X-ray absorption spectroscopy (XAS). By analyzing the XAFS, information can be acquired on the local …
Accelerating water dissociation kinetics by isolating cobalt ... - Nature
Nov 23, 2018 · Here we report highly active and stable cobalt-substituted ruthenium nanosheets for hydrogen evolution, in which cobalt atoms are isolated in ruthenium lattice as revealed by...
(a) Co K-edge XANES and (b) EXAFS spectra of Co foil, Co …
Here, we demonstrate high‐performance Co SACs supported on a free‐standing aligned carbon nanofiber (CNF) using electrospinning and arc plasma deposition (APD).
XAFS.ORG — XAFS.ORG - GitHub Pages
XAFS is a spectroscopic technique that uses the absorption of X-rays to probe the physical and chemical structure of matter at an atomic scale. X-ray absorption spectroscopy is element …
In situ XAFS study on chemical states of Co and Ir nanoparticles …
Dec 1, 2022 · In situ XAFS study of single-walled carbon nanotube growth from catalyst particles. Co catalysts were partially carbonized during nanotube growth. In contrast, Ir catalysts were …
Deciphering the Local Environment of ... - Wiley Online Library
Mar 15, 2024 · XAFS enables the determination of active sites in complex systems, offers insights into the dynamic behavior of metal sites during catalytic reactions, and elucidates the …