University of Hull logo

Study of pyridine-mediated electrochemical reduction of CO2 to methanol at high CO2 pressure (2016)
Journal Article
Haywood, S. K., Rybchenko, S. I., Touhami, D., & Wadhawan, J. D. (2016). Study of pyridine-mediated electrochemical reduction of CO2 to methanol at high CO2 pressure. ChemSusChem, 9(13), 1660-1669. https://doi.org/10.1002/cssc.201600267

© 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim The recently proposed highly efficient route of pyridine-catalyzed CO 2 reduction to methanol was explored on platinum electrodes at high CO 2 pressure. At 55 bar (5.5 MPa) of CO 2 , the bulk elec... Read More

Empowering the smart grid: Can redox batteries be matched to renewable energy systems for energy storage? (2013)
Journal Article
Halls, J. E., Hawthornthwaite, A., Hepworth, R. J., Roberts, N. A., Wright, K. J., Zhou, Y., …Wadhawan, J. D. (2013). Empowering the smart grid: Can redox batteries be matched to renewable energy systems for energy storage?. Energy & environmental science, 6(3), 1026-1041. https://doi.org/10.1039/c3ee23708g

The charging of an undivided cerium-zinc redox battery by various current waveforms some of which mimic the output of renewable energy (solar, wind, tidal, biofuel burning) to electricity transducers is considered in this work, where the battery oper... Read More

Wastewater as a photoelectrochemical fuel source: light-to-electrical energy conversion with organochloride remediation (2012)
Journal Article
Halls, J. E., Johnson, T., Altalhi, A. A., & Wadhawan, J. D. (2012). Wastewater as a photoelectrochemical fuel source: light-to-electrical energy conversion with organochloride remediation. Electrochemistry communications, 22, (4-7). doi:10.1016/j.elecom.2012.04.024. ISSN 1388-2481

A photogalvanic cell that employs 2,4-dichlorophenol as a fuel source, an N-substituted phenothiazine as light harvester, and sacrificial zinc anode is presented, and shown to afford a ca. 4% light-to-electrical power conversion efficiency in violet... Read More

Biphasic voltammetry of N, N, N ', N '-tetraphenyl-para-phenylenediamine microdroplets, microparticles and microparticle suspensions (2011)
Journal Article
Halls, J. E., & Wadhawan, J. D. (2011). Biphasic voltammetry of N, N, N ', N '-tetraphenyl-para-phenylenediamine microdroplets, microparticles and microparticle suspensions. Electroanalysis, 23(4), 997-1006. doi:10.1002/elan.201000633

The aqueous biphasic voltammetry of the title compound is examined when it is immobilised on an electrode surface either when dissolved in an array of nitrobenzene droplets, in the form of solid microparticles, or when an electrode is immersed into a... Read More

Comparison of Birch with electrochemical reduction of 2,3-diphenyl-1,4- diazaspiro[4.5]deca-1,3-diene (2010)
Journal Article
Zhou, Y., Andreou, A., Biktagirov, E., Eames, J., & Wadhawan, J. (2010). Comparison of Birch with electrochemical reduction of 2,3-diphenyl-1,4- diazaspiro[4.5]deca-1,3-diene. Electrochemistry communications, 12(11), (1493-1497). doi:10.1016/j.elecom.2010.08.016. ISSN 1388-2481

Reduction of 2,3-diphenyl-1,4-diazaspiro[4.5]deca-1,3-diene is investigated both voltammetrically (glassy-carbon electrode, 20°C, non-aqueous-solvents) and using dissolving-metals (sodium, −78°C, tetrahydrofuran (THF)/NH3(l)). Remarkabl... Read More

Amperometric measurement of gaseous hydrogen sulfide via a Clark-type approach (2010)
Journal Article
Horn, J. J., Wadhawan, J., & Mccreedy, T. (2010). Amperometric measurement of gaseous hydrogen sulfide via a Clark-type approach. Analytical Methods, 2(9), 1346-1354. doi:10.1039/c0ay00338g

The direct oxidation of hydrogen sulfide in the range 2.0-20 parts per million by volume (ppmv) using a Clark-type amperometric gas sensing methodology is investigated via amperometric transients at 298 K. The diluent gas employed is air (20.9% O-2 i... Read More

Immobilized anthraquinone for redox mediation of horseradish peroxidase for hydrogen peroxide sensing (2009)
Journal Article
Dou, Y., Haswell, S., Greenman, J., & Wadhawan, J. (2009). Immobilized anthraquinone for redox mediation of horseradish peroxidase for hydrogen peroxide sensing. Electrochemistry communications, 11(10), (1976-1981). doi:10.1016/j.elecom.2009.08.032. ISSN 1388-2481

The detection of hydrogen peroxide is detailed using horseradish peroxidase and anthraquinone. Both species are immobilized on a glassy carbon electrode substrate. This dual immobilization gives rise to lower detection limits compared with the situat... Read More

Anion-dependent micelle formation using electro-generated ferrocene surfactants (2008)
Journal Article
Evans, L. A., Apreutesei, D., Mehl, G., & Wadhawan, J. (2008). Anion-dependent micelle formation using electro-generated ferrocene surfactants. Electrochemistry communications, 10(11), (1720-1723). doi:10.1016/j.elecom.2008.08.046. ISSN 1388-2481

The syntheses and characterization of two ferrocene oils, 4-octyloxy-2-{5-[1,1,3,3-tetramethyl-3-(11-oxo-11-ferrocenyl-undecyl)-disiloxanyl]-pentyloxy}-benzoic acid 4'-undecyloxy-biphenyl-4-yl ester, Fc1SiM and an octakis(ferrocene) species, Fc8Si8M'... Read More

N-N bond cleavage in N-nitrosoarylamines (2008)
Journal Article
Evans, L. A., Petrovic, M., Antonijevic, M., Wiles, C., Watts, P., & Wadhawan, J. (2008). N-N bond cleavage in N-nitrosoarylamines. Journal of physical chemistry. C, 112(33), (12928-12935). doi:10.1021/jp710473a. ISSN 1932-7447

The rupture of N-N bonds in three specific N-nitrosoarylamines (N,N'-dimethyl-N,N-dinitroso-para-phenylenediamine, Cupferron, and N-nitrosodiphenylamine) upon electrochemical oxidation in acetonitrile solution is investigated. In two cases, viz., Cup... Read More

Reaction between L-cysteine and 10-methylphenothiazine cation radical released from droplet-modified electrodes (2008)
Journal Article
Horn, J. J., Watson, A., Lewis, M., McCreedy, T., & Wadhawan, J. D. (2008). Reaction between L-cysteine and 10-methylphenothiazine cation radical released from droplet-modified electrodes. Electrochemistry communications, 10(9), (1384-1387). doi:10.1016/j.elecom.2008.07.021. ISSN 1388-2481

The electrochemical oxidation of 10-methylphenothiazine (PMe) dissolved in 1,2-trans-dibromocyclohexane oil droplets immobilised on a basal plane pyrolytic graphite (BPPG) electrode and bathed by an aqueous electrolyte is a one-electron quasi-reversi... Read More