Discoloration and degradation of the RED GRLX-220 azo-dye by ozonation

Autor: Patrícia Kelly dos Santos, Admildo Costa de Freitas, Luiz A. De Faria, Leonardo M. Da Silva, Karla C. Fernandes

Publikováno v: Química Nova, Vol 34, Iss 8, Pp 1315-1322 (2011)
Química Nova v.34 n.8 2011
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 34, Issue: 8, Pages: 1315-1322, Published: 2011

The discoloration and degradation of the textile dye RED GRLX-220 using the electrochemically generated ozone was investigated. Total discoloration was rapidly achieved in both acid and basic conditions. A pseudo-first order kinetics was observed for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::59ec6a0a831862c24557ebb68951128b
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422011000800004&lng=en&tlng=en

Electrochemical impedance spectroscopy study during accelerated life test of conductive oxides: Ti/(Ru + Ti + Ce)O2-system

Autor: Karla C. Fernandes, J.F.C Boodts, Luiz A. De Faria, Leonardo M. Da Silva

Publikováno v: Electrochimica Acta. 49:4893-4906

Ti-supported (Ru + Ti + Ce)O2-electrodes were prepared at 450 ° C and the service life, t6V, determined recording chronopotentiometric curves at 0.75 A cm−2 (25 ± 1 °C). The results revealed a strong influence of the nominal cerium concentration

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::820a8201734db4f7dab96e1d76223071
https://doi.org/10.1016/j.electacta.2004.05.043