Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Carlos Sergio Ferreira"'
Autor:
Michele Karoline Lima-Tenório, Carlos Sergio Ferreira, Querem Hapuque Felix Rebelo, Rodrigo Fernando Brambilla de Souza, Raimundo Ribeiro Passos, Edgardo Alfonso Gómes Pineda, Leandro Aparecido Pocrifka
Publikováno v:
Materials Research, Vol 21, Iss 2 (2018)
This work reports the synthesization of nanoparticles cobalt oxide (Co3O4) with no secondary phase by a modified sol-gel method and its structural morphological and electrochemical characterizations. FTIR, XRD and Raman analysis showed the formation
Externí odkaz:
https://doaj.org/article/62eb277011f94077b714b2433f73292e
Autor:
Carlos Sérgio Ferreira, Pãmyla Layene Santos, Juliano Alves Bonacin, Raimundo Ribeiro Passos, Leandro Aparecido Pocrifka
Publikováno v:
Materials Research, Vol 18, Iss 3, Pp 639-643 (2015)
In this study, biogenic SiO2 of high purity and high surface area obtained from rice husk was used for prepare a nanostructured SnO2/SiO2composite. The predominantly amorphous silica was extracted in an acidic route and then the nanocomposite was don
Externí odkaz:
https://doaj.org/article/226e0d710b534438abc33cb1eaff54a1