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Abstract:
在醋酸溶剂中,以氢氟酸和氨水活化得到的铌酸(Nb2O5·nH2O)为前驱物,溶剂热合成出一种纳米线状结构氧化铌,结合在400℃下焙烧样品1h,制备了Nb2O5纳米棒.通过XRD、SEM、TEM分析表明,制备的Nb2O5纳米棒为六方晶相结构,晶型单一,沿c轴[001]方向结晶生长.以亚甲基蓝和罗丹明B为例,测试焙烧后的Nb2O5纳米棒光催化活性,发现Nb2O5纳米棒对两种有机染料均具有较高的光催化效果;染料浓度增高,催化效率降低.同时发现,由于存在对亚甲基蓝强吸附作用,所以对亚甲基蓝移除效果优于对罗丹明B的移除效果.
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粉末冶金技术
ISSN: 1001-3784
Year: 2014
Issue: 1
Volume: 32
Page: 7-13
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 7
Chinese Cited Count:
30 Days PV: 5
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