Enhancement of Hydrothermally Co3O4 Thin Films as H2S Gas Sensor by Loading Yttrium Element. Baghdad Science Journal, Iraq, Baghdad, v. 16, n. 1(Suppl.), p. 0221, 2019. DOI: 10.21123/bsj.2019.16.1(Suppl.).0221. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/3237.. Acesso em: 3 may. 2024.