Highly selective and sensitive detection of carcinogenic benzene using a raisin bread-structured film comprising catalytic Pd-Co3O4 and gas-sensing SnO2 hollow spheres

Ki Beom Kim, Young Kook Moon, Tae Hyun Kim, Byeong‐Hun Yu, Hua‐Yao Li, Yun Chan Kang, Ji‐Wook Yoon