Yolk-shelled ZnCo2O4 microspheres: surface properties and gas sensing application - Joshi, Nirav; Silva, Luís F.; Jadhav, Harsharaj S.; Shimizu, Flavio M.; Suman, Pedro H.; M'Peko, Jean-Claude; Orlandi, Marcelo Ornaghi; Seo, Jeong Gil; Mastelaro, Valmor Roberto; Oliveira Junior, Osvaldo Novais de (Sensors and Actuators B: Chemical, 2018)