Por favor, use este identificador para citar o enlazar este ítem:
https://repositorio.ufba.br/handle/ri/8289
metadata.dc.type: | Artigo de Periódico |
Título : | Ultraviolet-visible spectra of Nafion membrane |
Otros títulos : | European Polymer Journal |
Autor : | Almeida, Selma Helena de Kawano, Yoshio |
metadata.dc.creator: | Almeida, Selma Helena de Kawano, Yoshio |
Resumen : | The effect of pre-treatment, counterion and electrolyte concentration, temperature and aging of Nafion 117 membrane was investigated by electronic absorption spectroscopy. The band at 196 nm is sensitive to the cluster environment. Its intensity decreases with increasing water content and increases with various countercations according to increasing ionic radius, increase of electrolyte concentration, temperature and time of aging. This behavior may be associated with structural changes induced by membrane hydration. |
URI : | http://www.repositorio.ufba.br/ri/handle/ri/8289 |
Fecha de publicación : | 1997 |
Aparece en las colecciones: | Artigo Publicado em Periódico (Química) |
Ficheros en este ítem:
Fichero | Descripción | Tamaño | Formato | |
---|---|---|---|---|
Almeida.pdf Restricted Access | 431,36 kB | Adobe PDF | Visualizar/Abrir Request a copy |
Los ítems de DSpace están protegidos por copyright, con todos los derechos reservados, a menos que se indique lo contrario.