Indexed by:
Abstract:
采用溶剂热法制备La_(1-x)Li_xMnO_3(x=0,0.05,0.15,0.25)钙钛矿型复合金属氧化物催化剂。通过XRD、FT-IR、XPS、H_2-TPR和NO-TPD等手段对催化剂进行表征,在固定床微型反应器中评价催化剂同时消除NO和碳烟催化性能。结果表明,溶剂热法制备的La_(1-x)Li_xMnO_3催化剂具有单一的钙钛矿结构,催化剂中Mn物种以Mn~(3+)和Mn~(4+)的形式存在。Li~+部分取代LaMnO_3中La~(3+)后,La_(1-x)Li_xMnO_3催化剂上Mn~(4+)数量和氧空位增加,促进更多活性氧物种和氮氧化物的吸附与活化,提高氧化还原性能,改善催化...
Keyword:
Reprint Author's Address:
Email:
Source :
化工学报
Year: 2020
Issue: 03
Volume: 71
Page: 1053-1059
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 0