Ni, Co, and Mn L3-edge X-ray absorption micro ... - ScienceDirect
2022年7月25日 · In-situ space-resolved Ni L 3-, Co L 3-, and Mn L 3-edge X-ray absorption spectra were analyzed. Ni-rich Ni-Co-Mn-O primary particles phase changed strongly at ∼600 °C. Ni, Co ions become metallic states at ∼600 °C.
Nickel L-edge and K-edge X-ray absorption spectroscopy of non …
A series of nickel dithiolene complexes Ni[S2C2(CF3)2]2n (n = −2, −1, 0) has been investigated using Ni L- and K-edge X-ray absorption spectroscopy (XAS). The L3 centroid shifts about 0.3 eV for a change of one unit in the formal oxidation state (or 0.3 eV per oxi), corresponding to …
Ground-state oxygen holes and the metal–insulator transition in …
2016年10月11日 · Here we combine two X-ray spectroscopies, namely X-ray absorption (XAS) and resonant inelastic X-ray scattering (RIXS) at the Ni L 3-edge, to resolve if the electronic structure of ReNiO 3...
Additive engineering for robust interphases to stabilize high-Ni ...
2022年5月9日 · Here we demonstrate that stable cycling with an ultra-high cut-off voltage of 4.8 V can be realized by using an appropriate amount of lithium difluorophosphate in a common commercial electrolyte....
Nature Chemistry：原位软X射线吸收光谱，量化水氧化高价Ni+4 …
2022年5月20日 · 有鉴于此， 加拿大多伦多大学Edward H. Sargent院士 团队通过 调控Co、Fe和P的合理组合系统地调节了Ni4+的形成能。 对合成的NiCoFeP羟基氢氧化物用原位sXAS探讨氧化动力学。 NiCoFeP具有优异的OER表现，金纳米针尖作为CO2还原催化剂，具有64%的能量转换效率。 已知金属氧化物中的高价过渡金属（TM）离子对水氧化具有高反应活性。 然而TM离子更喜欢在中性时呈现低价氧化状态。 因此，作者寻求最小化活性金属位点在中性达到所需高氧化 …
XAS and RIXS at the Ni L3-edge a, XAS of NiO, LaNiO3, LaNiO2 …
XAS and RIXS at the Ni L3-edge a, XAS of NiO, LaNiO3, LaNiO2 and NdNiO2. The La M4-line was subtracted from the LaNiO2 and LaNiO3 spectra (Extended Data Fig. 2). The markers A indicate the...
Database of ab initio L-edge X-ray absorption near edge structure
2021年6月11日 · Here, we report the development of a database of computed L-edge XANES using the multiple scattering theory-based FEFF9 code. The initial release of the database contains more than 140,000 L-edge...
Ni L-edge, La M4-edge and Nd M5-edge x-ray absorption spectra (XAS) a ...
Ni L-edge, La M4-edge and Nd M5-edge x-ray absorption spectra (XAS) a, XAS of LaNiO3 and LaNiO2 across the Ni L3,2-edge before subtraction of the La M4 absorption peak. The XAS of NiO powder is...
(a) Ni L3-edge XAS (x-ray absorption spectroscopy) and
(a) Ni L3-edge XAS (x-ray absorption spectroscopy) and RIXS (resonant inelastic x-ray scattering) of NdNiO2 thin films. The XAS result is superimposed in the RIXS intensity map. The feature...
XAS studies of Ni(I), Ni(II), and Ni(III) complexes - ScienceDirect
1995年3月1日 · Transform magnitudes of Ni(lI) (solid) and Ni(l) (dashed) HTIM as contrasted with Ni(II) (solid) and Ni(I) (dashed) TDI. the XANES of a sequence of complexes generated as Ni(II)HTIM is reduced and made to coordinate carbon monoxide.