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, §}

Repeatability for 3-ppm ethanol of the fresh α-Fe₂O₃-based sensor and the one over working at 280 °C for 50 days.