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以FeSO4·7H2O和CH3COONa·3H2O为原料,采用水热方法制备α-FeOOH纳米棒,将所得α-FeOOH纳米棒于250 ℃烧结2 h制备α-Fe2O3纳米棒,采用差热-热重分析法研究了制备的α-FeOOH和α-Fe2O3纳米棒对高氯酸铵热分解的催化性能.结果表明:在100 ℃水热反应6 h可制备得到平均直径为18 nm的纯相α-FeOOH纳米棒,再于250 ℃烧结2 h后获得平均直径为16 nm的纯六方相α-Fe2O3纳米棒;α-Fe2O3和α-FeOOH纳米棒对高氯酸铵热分解的催化效果显著,添加质量分数2%的α-Fe2O3纳米棒和α-FeOOH纳米棒可使高氯酸铵的结束分解温度分别降低40,54 ℃,高温分解峰值温度分别降低51.1,61.6 ℃;当α-Fe2O3纳米棒添加质量分数达到10%时,高氯酸铵的高温分解峰值温度降低约90.9 ℃.
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机械工程材料
ISSN: 1000-3738
Year: 2023
Issue: 4
Volume: 47
Page: 28-32
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: 20
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