Efficient catalysis of N doped NiS/NiS2 heterogeneous structure
2020年10月1日 · The high-resolution XPS spectrum of O 1s is displayed in Fig. S3, which can be deconvoluted into Ni–O, hydroxide groups, and adsorbed water molecules [28]. ... NiS2) …
One-step hydrothermal preparation of bi-functional NiS2/reduced ...
2023年8月26日 · Fig. 3 (a) shows the full scan XPS spectra of rGO and NiS 2 /rGO composite material with C 1s (284.80 eV) peak and O 1s (531.99 eV) peak, respectively. What is more, …
In-situ synthesis of NiS2 nanoparticles/MoS2 nanosheets …
2022年10月15日 · The XPS spectrum Mo 3d region shows well-defined peaks for the Mo 4+ ions indicating the stability of MoS 2 nanosheets (Fig. S6 b). However, the peak intensity of Mo 6+ …
XPS spectra of (a) Ni 2p and (b) S 2p in NiS2/NiS nanocrystals
The collected XPS results of the deconvolution of Ni 2p are in agreement with the reported binding energy values for Ni 2+ and Ni 3+ . 4, 36 In addition, the spectral deconvolution of the …
The XPS spectra of the materials: XPS survey of a) NiS2@C and b ...
Download scientific diagram | The XPS spectra of the materials: XPS survey of a) NiS2@C and b) NiS2@C@C, c) Ni2p spectra, d) S2p spectra, e) C1s spectra, and f) N1s spectra of …
The X-ray photoelectron spectroscopy (XPS) spectra of NiS2/rGO, …
Download scientific diagram | The X-ray photoelectron spectroscopy (XPS) spectra of NiS2/rGO, (a) full survey scan, (b) Ni 2p, (c) S 2p, and (d) C 1 s from publication: Reduced graphene …
Microwave-assisted synthesis of NiS2 nanostructures for …
2014年1月6日 · Uniform NiS2 nanocubes are successfully synthesized with a microwave-assisted method. Interestingly, NiS2 nanocubes, nanospheres and nanoparticles are obtained by …
Direct solvent free synthesis of bare α-NiS, β-NiS and α-β-NiS ...
2020年2月24日 · XPS survey spectra of NISE-1 (a) and NISO (b). Full size image. Figure 5. ... Template synthesis of shape-tailorable NiS2 hollow prisms as high-performance …
郑南峰&傅钢&陈浩铭Nano Energy：原位表征技术揭示NiS2电催 …
2017年9月26日 · (d) CC-NiS 2 、CC-NiS 2-A、用Ar离子溅射CC-NiS 2-A得到的Ni 2p高分辨XPS图谱，其中CC为碳布。 图4.电化学原位XAS谱图 (a,b) Ni箔及电化学活化前、后的CC …
NiS2 在XPS 中为什么Ni 为正二价和S为负二价 而 XRD为纯相的NiS2 …
xps反应的是非常表面信息，xrd是纯相的话，说明表面有变化而已，可以在做xps之前用ar离子轰击表面数秒，再继续测试分析。 还有要考虑的是S的-1与-2价容易区分吗，