
H2-TPR profiles of: monometallics: (A) Ag/P25, (B) Pt/P25(H), (C ...
Denitration of water was investigated by non-photocatalytic and/or photocatalytic processes (UV-A irradiation at 365 nm) using a mixture of Ag/P25 + Pt/P25 monometallic catalysts and Ag–Pt(Pt...
Representative H2-TPR profiles of the TiO2 catalysts
H 2 -temperature programmed reduction (H 2 -TPR analyses) show that the reduction by hydrogen is moderate for all the supports ( Fig. S3a and Table S2), due to the presence of a …
一文读懂程序升温还原(TPR) - 知乎专栏
MnCe/CNTs-I和MnCe/CNTs-M样品的H2-TPR图谱存在多个还原峰(低于600℃),这是由于MnOx的还原过程按MnO2→Mn2O3→Mn3O4→MnO的顺序进行,高于600℃时的还原峰对 …
TPR、TPD测试技术 - 知乎 - 知乎专栏
TPR(Temperature Programmed Reduction):惰性气体吹扫后,先吸附一种还原性气体(H2、CO等),然后再通入一定流量的惰性气体吹扫,并且升高温度,测量吹扫出来的气体的成分 …
Characterization by temperature programmed reduction
2000年3月13日 · During the reduction of pure titania (P25) under TPR conditions a maximum at 800 K (E-2) or 845 K (D-1, CH-1) is reported, corresponding to the consumption of 30 and 45 …
Particle size effects on the reducibility of titanium dioxide and …
2006年6月10日 · The effect of primary particle size of titanium dioxide on the reducibility of Pt/TiO 2 catalysts by carbon monoxide and hydrogen was investigated using temperature …
(三)分子筛H2-TPR图怎么看 - 知乎 - 知乎专栏
什么是h2-tpr? TPR是程序升温还原。 指在程序升温(按照特定程序进行升温操作)过程中,使催化剂被H2还原的过程,从流出气体中测量还原 气体浓度 而判断其还原效果。
H2-TPR profiles for a 1Rh/P25, b 1Rh/NTSG-3Al2O3, c 1Rh
The inset shows the H2-TPR profiles for the four catalysts between 25 and 200 °C from publication: Active TiO2-Nanostructured Surfaces for CO Oxidation on Rh Model Catalysts at …
H2-TPR和CO-TPR区别,急 - 催化 - 小木虫 - 学术 科研 互动社区
H2-TPR和CO-TPR都是表征氧化物催化剂还原性能的技术,如果只是研究还原性能,在实验方面两者应该没有本质的差别。 不过,由于H2和CO的还原性能不同,TPR峰会有一定的差异。 然 …
Photocatalytic reforming of glycerol for H2 evolution on …
2014年12月1日 · To fundamentally understand the effects of deposited Pt and its deposition route on the photocatalytic reforming (PR) of glycerol for H2 evolution over Pt/TiO2, several 1 wt% …