Electrochemical Treatment of 4-Nitrophenol-Containing Aqueous Wastes Using Boron-Doped Diamond Anodes

2004 ◽  
Vol 43 (9) ◽  
pp. 1944-1951 ◽  
Author(s):  
P. Cañizares ◽  
C. Sáez ◽  
J. Lobato ◽  
M. A. Rodrigo
2016 ◽  
Vol 2016 ◽  
pp. 1-9 ◽  
Author(s):  
V. M. García-Orozco ◽  
C. E. Barrera-Díaz ◽  
G. Roa-Morales ◽  
Ivonne Linares-Hernández

The degradation of aqueous solutions containing phenolphthalein was carried out using ozone and electrochemical processes; the two different treatments were performed for 60 min at pH 3, pH 7, and pH 9. The electrochemical oxidation using boron-doped diamond electrodes processes was carried out using three current density values: 3.11 mA·cm−2, 6.22 mA·cm−2, and 9.33 mA·cm−2, whereas the ozone dose was constantly supplied at 5±0.5 mgL−1. An optimal degradation condition for the ozonation treatment is at alkaline pH, while the electrochemical treatment works better at acidic pH. The electrochemical process is twice better compared with ozonation.


2014 ◽  
Vol 36 (1) ◽  
pp. 26-35 ◽  
Author(s):  
Annabel Fernandes ◽  
Diana Santos ◽  
Maria José Pacheco ◽  
Lurdes Ciríaco ◽  
Rogério Simões ◽  
...  

2007 ◽  
Vol 46 (5) ◽  
pp. 1439-1446 ◽  
Author(s):  
Adelaida Cabeza ◽  
Ana M. Urtiaga ◽  
Inmaculada Ortiz

Author(s):  
Hailong Jing ◽  
Haitao Yang ◽  
Xiaohua Yu ◽  
Chaoquan Hu ◽  
Rongxing Li ◽  
...  

The research progress of electrochemical treatment of organic matter and ammonia nitrogen in wastewater is reviewed in this work. Pt/Ti, RuxIryOz/Ti, IrO2-Ta2O5/Ti, PbO2/Ti, TinO2n-1, SnO2-Sb/Ti, boron-doped diamond, graphite, and particle...


2016 ◽  
Vol 44 (9) ◽  
pp. 1242-1249 ◽  
Author(s):  
José Barbosa ◽  
Annabel Fernandes ◽  
Lurdes Ciríaco ◽  
Ana Lopes ◽  
Maria José Pacheco

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