免费的材料分析、检测技术纯干货来了,XPS图谱分析之-Mo3d 金属、氧化态、硫化钼图谱分析。探究号会陆续更新更多技术包括(XPS/ TOF-SIMS/ FIB/TEM/SEM-EDS/AES/AFM/ FTIR/ GC-MS/ etc)原理、应用、数据分析等;以及材料分析、失效分析相关案例;欢迎有分析检测、技术培训
metallic Mo substrateX-ray photoelectron spectroscopy has been used to characterize thin films of MoO formed on planar oxidized supports, namely AlO (from aluminum strip) and SiO (from silicon wafer). Comparisons are made with behaviour for MoO on metallic Mo substrate. It is observed that on ...
最近刚做了催化剂的XPS表征，对于Mo3d峰的解叠问题，现在一直没弄明白，下载了一个xpspeak4.1软件，...
Interpretation of XPS spectra Mo3d peaks are asymmetric for molybdenum metal. Peaks are symmetric for Mo oxides. Mo3d region has well separated spin-orbit components (Δ=3.15eV). General comments Multiple oxides observed (MoO, MoO2, MoO3). Argon sputtering reduces oxides to ...
Interpretation of XPS spectra Mo3d peaks are asymmetric for molybdenum metal. Peaks are symmetric for Mo oxides. Mo3d region has well separated spin-orbit components (Δ=3.15eV). General comments Multiple oxides observed (MoO, MoO2, MoO3). Argon sputtering reduces oxides ...
11、o3d5/2 二峰来自+ 6价moo3和mooxsy催化剂屮的非硫化态mo主要是催化剂未硫化 完全导致的。此外,在样品保存和转移过程屮较长时间接触空气也可能导致mo 被重新氧化。238236234232230228226224222binding energy / ev图6硫化态co-mo/abo3催化剂mo3d+s2s xps拟合谱a mo3p3/2 of mo4 ;b - nls and mo3p3...
图6 Decomposition of Mo(3d)+S(2s) spectra of the sulfided Co-Mo/A12O3samples 表1 Quantitative XPS result of the species over the sulfided CoMo/A12O3samples catalysts 4.2.2金属组分间相互作用 王毅等对由合成气制备C2含氧化合物的Rh基催化剂中各活性组分间的相互作用进行了研究。几种不同组分催...
其XPS图谱,表明叠层后的样品具有S元素 2p 3/2 和2p 5/2 的峰, 以及Mo元素 3d 5/2 以及3d 3/2的肩峰(伴随峰)。伴随峰常是由于电子振离、振激、能量损失等引起的,简介反映出晶体内区域结合环境的变化。而在本文中,此低能的肩峰,证明了应力造成无序而产生了二硫化钼金属相(1T相),以及叠层石墨烯二硫化钼...
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图6 Decomposition of Mo(3d)+S(2s) spectra of the sulfided Co-Mo/A12O3samples 表1 Quantitative XPS result of the species over the sulfided CoMo/A12O3samples catalysts 4.2.2金属组分间相互作用 王毅等对由合成气制备C2含氧化合物的Rh基催化剂中各活性组分间的相互作用进行了研究。几种不同组分催...