2019年10月1日 · The evolution of the Co 2p XPS and near edge X-ray absorption fine structure (NEXAFS) at the Co L 3,2 edge were monitored to control the formation of CoO in vacuum.

NEXAFS (Near Edge X-ray Absorption Fine Structure) and FTIR spectroscopy were used to study the electronic state of cobalt atoms in solid cross-links with a layered perovskite-like structure.

2022年2月16日 · Extended X-ray absorption fine structure spectroscopy (EXAFS) analysis shows that the CoO bilayer characterized in ultrahigh vacuum is not formed under the conditions …

在X射线吸收谱中,阈值之上60eV以内的低能区的谱出现强的吸收特性,称之为近边吸收结构 (XANES)。 它是由于激发 光电子 经受周围原子的 多重散射 造成的。 它不仅反映吸收原子 周 …

2020年7月1日 · The analysis of the NEXAFS Co2p- and EPR spectra of the cobalt-doped solid solutions and cobalt oxides revealed that the oxidation states of +3 and +2 were the major …

Expediting the oxygen evolution reaction (OER) is the key to achieving efficient photocatalytic overall water splitting. Herein, single-atom Co-OH modified polymeric carbon nitride (Co-PCN) …

We present and analyze high resolution near edge X-ray absorption fine structure (NEXAFS) spectra of CO+ at the carbon and oxygen K-edges. The spectra show a wealth of features that …

2020年5月25日 · It is shown with XPS and NEXAFS that the magnetic moment in CoOOH <bromine> arises from incompletely oxidized Co 2+ in the structure. With this information, it is …

Introducing an external light field can increase the intrinsic activity and energy efficiency for electrochemical CO2 reduction. Herein, a synergistic strategy that introduces photosensitive...

In situ characterization using near-edge X-ray absorption fine structure (NEXAFS) and ambient-pressure X-ray photoelectron spectroscopy (APXPS) under catalytically relevant reaction …