Results 111 to 120 of about 6,042 (221)

High‐Entropy Alloys for Photocatalysis: From Cocatalyst Engineering to Multifunctional Active Platforms

open access: yesRare Metals, Volume 45, Issue 9, September 2026.
ABSTRACT Photocatalysis has emerged as a promising approach for solar energy conversion and environmental remediation. However, its practical implementation is still hindered by limited charge‐separation efficiency, slow surface reaction kinetics, and insufficient catalyst stability.
Mengting Zhang   +5 more
wiley   +1 more source

Temperature Dependence in the NEXAFS Spectra of Organic Molecules [PDF]

open access: yes
Near Edge X-ray Absorption Fine Structure (NEXAFS) spectroscopy is a versatile technique for chemically characterizing organic materials. Its sensitivity arises from spectral features tied to functional group identities, oxidation states, and electronic ...
., Ruhisha
core  

Understanding the F1s NEXAFS Dichroism in Fluorinated Organic Semiconductors [PDF]

open access: yes, 2016
The analysis of NEXAFS spectra acquired at the absorption edge of heteroatoms like fluorine, nitrogen, or oxygen enables the determination of the molecular orientation of individual compounds even in multinary structures.
G. Witte (2543491)   +20 more
core   +1 more source

Influence of bond defects on coiling of graphite

open access: yesScience and Technology of Advanced Materials, 2006
The effect of annealing at 1400 °C in argon on the bond structure of graphite ball milled for 100 h at 400 rpm in polar (water) and in non-polar (n-dodecane) liquids was investigated primarily by near-edge X-ray absorption fine structure spectroscopy ...
Adriyan Milev, Nguyen Tran, G.S. Kamali Kannangara and Michael Wilson
doaj  

Probing molecular orientation of donors and acceptors in all-polymer blend films by near-edge x-ray absorption fine structure spectroscopy

open access: yesJPhys Materials
The molecular orientation is crucial for the efficiency of organic solar cells. A face-on orientation, in which the $\pi - \pi $ stacking direction is oriented perpendicular to the substrate, is typically preferred because it enhances vertical charge ...
Leticia P Christopholi   +5 more
doaj   +1 more source

Excel XPS and NEXAFS analysis macro package

open access: yes, 2018
<p>This is a package of Excel VBA code and database to analyze the data on XPS and NEXAFS obtained at the soft X-ray beamline in the synchrotron facility.
Hideki NAKAJIMA
core   +1 more source

Soft x-ray NEXAFS and XPS studies of nitrosyl choride

open access: yes, 2015
The gas-phase ClNO molecule has been studied theoretically and experimentally by XPS (X-ray Photoelectron Spectroscopy) and NEXAFS (Near Edge X-ray Absorption Fine Structure) spectroscopy, at the Cl 2p, Cl 2s, N 1s and O 1s edges.
Li, C.   +11 more
core  

An efficient first principles method for molecular pump-probe NEXAFS spectra: Application to thymine and azobenzene

open access: yes, 2018
Pump-probe near edge X-ray absorption fine structure (PP-NEXAFS) spectra of molecules offer insight into valence-excited states, even if optically dark.
Christopher Ehlert   +5 more
core   +1 more source

Surface and Bulk σ*(C-D) States in NEXAFS Spectra of Condensed Formic Acid Layers

open access: yes, 1997
C X-shell near edge X-ray absorption fine structure (NEXAFS) spectra of condensed layers of formic acid (DCOOD) have been recorded using the CKW Auger electron yield (AEY) and the photon-stimulated ion desorption (PSID) yield of D+ . It is found that the
T. Sekiguchi, K. Tanaka, H.I. Sekiguchi
core   +1 more source

NEXAFS Study on the Surface Modification of Poly(Buthylene Terephthalate) by Ultraviolet Light Irradiation

open access: yes, 1997
Near edge X-ray absorption fine structure (NEXAFS) spectra were obtained using synchrotron radiation for polyfbutylene terephthalate) (FBT), UV-inadiated PBT, and 4,4'-biphenyldicartsoxylic acid dimethyl ester (PAM), which is a model compound of FBT. The
H. Oji   +9 more
core   +1 more source

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