... Based on the one-step solvothermal reduction method, in a specific triethylene glycol solution environment and high temperature, the 3D ZnO sensing material with a jackfruit-like structure was prepared for detecting ethyl formate gas in fish meal. Findings The gas sensor based on 3D ZnO displays...

...Ziyan Wang; Xueli Yang; Caixuan Sun; Hongyan Liu; Junkai Shao; Mengjie Wang; Junyi Dong; Guanlong Cao; Guofeng Pan Purpose This paper aims to successfully synthesize three-dimensional spindle-like Au functionalized Co₃O₄-ZnO nanocomposites; characterize the structure...

...Syafiqah Ishak; Shazlina Johari; Muhammad Mahyiddin Ramli; Darminto Darminto Purpose This review aims to give an overview about zinc oxide (ZnO) based gas sensors and the role of doping in enhancing the gas sensing properties. Gas sensors based on ZnO thin film are preferred for sensing...

...Yuxin Miao; Guofeng Pan; Caixuan Sun; Ping He; Guanlong Cao; Chao Luo; Li Zhang; Hongliang Li Purpose The purpose of this paper is to study the effect of doping, annealing temperature and visible optical excitation on CuO-ZnO nanocomposites’ acetone sensing properties and introduce an attractive...

...Shaohong Wei; Youjuan Zhang; Meihua Zhou Purpose – The purpose of this paper is to synthesize SnO₂–ZnO hollow nanofibers, study their sensing properties and introduce an attractive candidate for formaldehyde detection in practice. Design/methodology/approach – Pure...