Você está no menu de acessibilidade

Utilize este identificador para citar ou criar um link para este item: http://acervodigital.unesp.br/handle/11449/67630
Título: 
Behavior of bromide in the photoelectrocatalytic process and bromine generation using nanoporous titanium dioxide thin-film electrodes
Autor(es): 
Instituição: 
  • University of Wisconsin-Madison
  • Istanbul Technical University
  • Fundacao Educacional de Barretos
  • Universidade Estadual Paulista (UNESP)
ISSN: 
0045-6535
Resumo: 
In this study, the photoelectrocatalytic behavior of bromide and generation of bromine using TiO2 was investigated in the separate anode and cathode reaction chambers. Our results show that the generation of bromine begins around a flatband potential of -0.34 V vs. standard calomel electrode (SCE) at pH 3.0 under UV illumination and increases with an increase in positive potential, finally reaching a steady-state concentration at 1.0 V vs. SCE. Maximum bromine formation occurs over the range of pH 4-6, decreasing sharply at conditions where the pH > 7. © 2003 Elsevier Ltd. All rights reserved.
Data de publicação: 
1-Fev-2004
Citação: 
Chemosphere, v. 54, n. 7, p. 969-974, 2004.
Duração: 
969-974
Palavras-chaves: 
  • Bromine generation
  • Electrodes
  • Photoelectrocatalytic
  • Titanium dioxide
  • Catalyst activity
  • Nanostructured materials
  • pH effects
  • Photoelectricity
  • Thin films
  • Standard calomel electrodes (SCE)
  • Bromine compounds
  • bromide
  • bromine
  • mercurous chloride
  • titanium dioxide
  • photochemistry
  • chemical analysis
  • chemical reaction
  • concentration (parameters)
  • concentration response
  • electric potential
  • electrode
  • film
  • illumination
  • oxidation
  • pH
  • photocatalysis
  • porosity
  • reaction analysis
  • reactor
  • steady state
  • synthesis
  • technique
  • ultraviolet radiation
  • water treatment
  • Bromides
  • Bromine
  • Catalysis
  • Electrochemistry
  • Hydrogen-Ion Concentration
  • Kinetics
  • Titanium
Fonte: 
http://dx.doi.org/10.1016/j.chemosphere.2003.09.016
Endereço permanente: 
Direitos de acesso: 
Acesso restrito
Tipo: 
outro
Fonte completa:
http://repositorio.unesp.br/handle/11449/67630
Aparece nas coleções:Artigos, TCCs, Teses e Dissertações da Unesp

Não há nenhum arquivo associado com este item.
 

Itens do Acervo digital da UNESP são protegidos por direitos autorais reservados a menos que seja expresso o contrário.