Highly reliable and selective ethanol sensor based on α-Fe<sub>2</sub>O<sub>3</sub> nanorhombs working in realistic environments

Highly reliable and selective ethanol sensor based on α-Fe₂O₃ nanorhombs working in realistic environments

Yan Wenjun^{1, †}, Zeng Xiaomin^{2, †}, Liu Huan¹, Guo Chunwei¹, Ling Min², Zhou Houpan^{1, §}

(a) I–V curves of the α-Fe₂O₃ nanorhombs-based sensor at different working temperatures. (b) Response values of the sensor to 3-ppm ethanol at different working temperatures.