Improved formaldehyde-sensing performance of SnO₂/Zn₂SnO₄ nanocomposites by structural evolution

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• 作者：Guang Sun ; ^{mcsunguang@163.com} ; Guangzhou Ma ; Yanwei Li ; Zhanying Zhang ; ^{zhangzy@hpu.edu.cn} ; Zehua Chen ; Yan Wang ; Jianliang Cao ; Hari Bala
• 关键词：SnO2/Zn2SnO4 ; Nanocomposites ; Porous materials ; Structural evolution ; Gas sensor
• 刊名：Materials Letters
• 出版年：2017
• 出版时间：15 March 2017
• 年：2017
• 卷：191
• 期：Complete
• 页码：145-149
• 全文大小：1599 K
• 卷排序：191

文摘

SnO2/Zn2SnO4 HPMSs were synthesized by using self-made ZHS as sacrificial template. The shell thickness of the SnO2/Zn2SnO4 HPMSs is about 50 nm. The dominant pore size in the SnO2/Zn2SnO4 HPMSs is 5–20 nm. The formaldehyde sensitivity of the SnO2/Zn2SnO4 is improved by structural evolution.