Aufsatz(elektronisch)#1Preparation of p-LaFeO 3/n-Fe 2O 3 Heterojunction Composites by One-Step Hydrothermal Method and Gas Sensing Properties for AcetoneQin, Wenbo; Zhang, Renze; Yuan, Zhenyu; Xing, Chaoyang; Meng, FanliQin, Wenbo; Zhang, Renze; Yuan, Zhenyu; Xing, Chaoyang; Meng, FanliOpen Access