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author:

杨黄根 (杨黄根.) [1] | 谭喻方 (谭喻方.) [2] | 韦庆敏 (韦庆敏.) [3] | 晏全 (晏全.) [4] | 陈渊 (陈渊.) [5] | 朱立刚 (朱立刚.) [6] | 覃利琴 (覃利琴.) [7] | 肖益鸿 (肖益鸿.) [8] (Scholars:肖益鸿)

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CQVIP PKU CSCD

Abstract:

采用共沉淀法制备铈锆铝复合氧化物CZ_xA(Ce,Zr,Al摩尔比为1∶x∶2,其中x=0,0.5,1,1.5,2)新鲜样品,分别在空气和10%H_2/Ar气氛下进行热处理,利用X射线粉末衍射、N_2吸脱附BET法、O_2脉冲吸附、H_2程序升温还原(H_2 temperature-programmed reduction, H_2-TPR)等手段研究复合氧化物的结构及性能。结果表明:CZ_xA系列样品随着Zr含量的增加,经1100℃还原热处理的CZ_(1.5)A-H_2-1100和CZ_2A-H_2-1100样品没有观察到CeAlO_3晶相;其储氧量分别为713,548μmol·g~(-1)...

Keyword:

CeAlO_3 CeO_2-ZrO_2-Al_2O_3 储氧性能 还原性能 还原热处理

Community:

  • [ 1 ] 玉林师范学院广西农产资源化学与生物技术重点实验室
  • [ 2 ] 福州大学化肥催化剂国家工程研究中心

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Source :

材料工程

ISSN: 1001-4381

CN: 11-1800/TB

Year: 2020

Issue: 12

Volume: 48

Page: 90-96

0 . 6 0 0

JCR@2023

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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