SnO2/NiO复合半导体纳米纤维的制备及气敏性能研究

储宇星, 刘海瑞, 闫爽

Preparation and Gas Sensing Properties of SnO2/NiO Composite Semiconductor Nanofibers

CHU Yuxing, LIU Hairui, YAN Shuang

表2 SnO2/NiO NFs样品的晶粒尺寸(D)和晶界密度(δ)

Table 2 Respective grain size (D) and grainboundary density (δ) of SnO2/NiO NFs samples

Sample Grain size, D/nm Grain boundary density, $\delta $/(×109, mm-2) SnO2/NiO-1 NFs 11.1 8.12 SnO2/NiO-2 NFs 7.4 18.46 SnO2/NiO-3 NFs 6.3 25.16 SnO2/NiO-4 NFs 6.3 25.16