Introduce oxygen vacancies into CeO2 catalyst for enhanced coke ...
2020年7月15日 · The abundant OVs with weak acidity was introduced into modified CeO 2 and further characterized by XPS, EPR, Raman and NH 3-TPD. The results found that the catalytic …
Ce3+-ion, Surface Oxygen Vacancy, and Visible Light-induced
2017年7月19日 · Combination of defects in CeO 2 NPs with optimal amount of two-dimensional graphene sheets had a significant effect on the properties of the resulting hybrid CeO 2 …
Engineering oxygen vacancies and nickel dispersion on CeO2 …
2019年12月5日 · CeO 2 supported Ni is finely tuned by Pr doping using a simple sol-gel method. Oxygen vacancies and Ni dispersion on CeO 2 are effectively controlled. Metal-support …
EPR and optical study of erbium-doped CeO2 and CeO2 / CeF3 ...
2024年3月15日 · In this paper we report on a dry synthesis using ammonium bifluoride NH 4 HF 2 and characterization of composite CeO 2 /CeF 3 nanoparticles doped with Er 3+ probe ions. …
In Situ EPR Study of the Redox Properties of CuO–CeO2 Catalysts …
2016年4月18日 · In situ electron paramagnetic resonance (EPR) spectroscopy is capable of monitoring the change of metal ion valences and formation of active sites during redox …
CeO2纳米粒子的EPR研究,Materials Science Forum - X-MOL
在本文中，我们研究了在700℃、850℃不同温度下煅烧的二氧化铈纳米粒子的EPR光谱、X射线衍射和拉曼分析、微观结构形貌，这些材料是通过Co沉淀（CPT）合成的。 使用六水合三硝酸 …
Electron paramagnetic resonance spectra of CeO2 catalyst for …
1996年12月1日 · The EPR spectra of freshly prepared CeO 2 samples as well as of samples used as a catalyst in the oxidation of CO to CO 2 are reported. Attribution of these patterns to …
EPR Studies of Cerium Dioxide Nanoparticles | SpringerLink
2016年11月10日 · This chapter intends to provide a review of EPR spectroscopic characterization of ceria nanoparticles. It covers recent EPR applications to investigate the synthesis, local …
EPR spectra of CeO2 and hsmCeO2. | Download Scientific Diagram
High‐surface‐area mesoporous CeO2 (hsmCeO2) was prepared by a facile organic‐template‐induced homogeneous precipitation process and showed excellent catalytic...
EPR spectra of CeO 2 samples synthesized at different temperatures.
Download scientific diagram | EPR spectra of CeO 2 samples synthesized at different temperatures. from publication: CeO2 Nanoparticles Synthesized by a Microwave-Assisted …
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