scholarly journals Electrocatalytic oxidation of water by the immobilized [CuII(l-ala)(Phen)(H2O)]+ complex on a self-assembled NCS− modified gold electrode

RSC Advances ◽  
2019 ◽  
Vol 9 (41) ◽  
pp. 23939-23943
Author(s):  
Abhinandan Mahanta ◽  
Koushik Barman ◽  
Sk Jasimuddin

Copper(ii) complex [CuII(l-ala)(Phen)(H2O)]+ (l-ala = l-phenylalanine, phen = phenanthroline) was immobilized over a self-assembled NCS− modified gold electrode for the electrocatalytic oxidation of water.

2015 ◽  
Vol 5 (12) ◽  
pp. 5100-5104 ◽  
Author(s):  
Koushik Barman ◽  
Sk Jasimuddin

An oxovanadium(iv) complex modified gold electrode showed efficient electrocatalytic activity towards water oxidation at neutral pH.


2009 ◽  
Vol 13 (01) ◽  
pp. 35-40 ◽  
Author(s):  
Rudy Martin ◽  
Roberto Cao ◽  
Ana M. Esteva ◽  
Franz-Peter Montforts

A new ruthenium(II) porphyrin disulphide derivative, [ Ru ( Pds )( CO )], was obtained from ruthenium(II)(carbonyl)deuteroporphyrin(IX), [ Ru ( DPdc )( CO )] and cystamine. The interaction of this complex with nitric oxide was studied spectrophotometrically and a bathochromic shift of the charge transfer band and considerable change in the α and β bands of the complex were observed. According to the IR spectrum, the product of this interaction is [ Ru ( DmDP )( NO +)( NO 2-)]. [ Ru ( Pds )( CO )] was then self-assembled on polycrystalline gold and characterized by X-ray photoelectron spectroscopy. [ Ru ( Pds )( CO )] was also self-assembled on gold electrode beads and its interaction with nitric oxide in aqueous solution was studied by cyclic voltammetry. A shift in the ruthenium redox process and a new irreversible cathodic peak at -0.59 V were observed, both indicating coordination of NO .


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