http://www.cnr.it/ontology/cnr/individuo/prodotto/ID213932
Electrochemical reduction of nitrate and nitrite in alkaline media at CuNi alloy electrodes (Articolo in rivista)
- Type
- Label
- Electrochemical reduction of nitrate and nitrite in alkaline media at CuNi alloy electrodes (Articolo in rivista) (literal)
- Anno
- 2013-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.electacta.2012.11.074 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Mattarozzi L.; Cattarin S. ; Comisso N.; Guerriero P.; Musiani M.; Vázquez-Gómez L.; Verlato E. (literal)
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- http://www.sciencedirect.com/science/article/pii/S0013468612018944 (literal)
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- ISI Web of Science (WOS) (literal)
- Scopu (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- 1-3, 5-7 : Istituto per l'Energetica e le Interfasi (IENI)-CNR, C.so Stati Uniti 4, 35127 Padova, Italy /
4 : Istituto di Chimica Inorganica e delle Superfici (ICIS)-CNR, C.so Stati Uniti 4, 35127 Padova, Italy (literal)
- Titolo
- Electrochemical reduction of nitrate and nitrite in alkaline media at CuNi alloy electrodes (literal)
- Abstract
- The performances of electrodeposited CuNi alloys in the electrochemical reduction of nitrates and nitrites in alkaline electrolyte have been studied and compared with those of the individual metals. CuNi alloys have been deposited from a citrate bath and characterized by SEM-EDS: a large range of compositions (30-95 Cu at.%) was prepared by varying the deposition potential. Application to the electrochemical reduction of nitrate (and nitrite) shows that Cu-rich alloys (Cu = 70-95 at.%) work better than Cu: voltammetric waves show a lower overpotential in the order of 120-150 mV at fresh electrodes; chronoamperometries show higher initial currents and less severe current decay during prolonged polarization; electrolyses reduce more rapidly and with a better selectivity nitrate to ammonia. (literal)
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