Publication

Oxygen reduction catalyzed by a fluorinated tetraphenylporphyrin free base at liquid/liquid interfaces

Related publications (57)

Anion reactions in silane plasma

Previous measurements of SixHm- anions and electrons in the afterglow of silane discharges are analyzed here. A model of plasma anion chemistry includes two sources of anions, two possible causes of x-->x+1 anion growth, and anion loss by mutual neutraliza ...

2002

A Kinetic Model for Adosorption and Transfer of Ionic Species at Polarized Liquid|Liquid Interfaces as Studied by Potential Modulated Fluorescence Spectroscopy

Hubert Girault

Fundamental expressions for analyzing potential modulated fluorescence (PMF) responses were derived within the framework of a phenomenological model for adsorption and transfer of ionic species across polarized liquid|liquid interfaces. For small periodic ...

2001

Electrochemical promotion of catalysts for the gas phase combustion of hydrocarbons

Christos Comninellis, Justyna Eaves, Ivan Bolzonella

In this work, the voltammetric charge and work function of Rh catalyst were studied to clarify the origin of electrochem. promotion. The measures were carried on at 375 Deg, either in a non-reactive oxygen/helium gas mixt. or under complete oxidn. of propy ...

2001

Peroxynitrite does not decompose to singlet oxygen ((1)Delta (g)O(2)) and nitroxyl (NO(-))

Ursula Röthlisberger

According to Khan et al. [Khan, A. U., Kovacic, D., Kolbanovskiy, A., Desai, M., Frenkel, K. & Geacintov, N. E. (2000) Proc. Natl. Acad. Sci. USA 97, 2984-2989], peroxynitrite (ONOO(-)) decomposes after protonation to singlet oxygen ((1)Delta(g)O(2)) and s ...

2000

Photoinduced Electron Transfer at Liquid/Liquid Interfaces. 2. A Study of Electron Transfer and Recombination Dynamics by Intensity Modulated Photocurrent Spectroscopy (IMPS)

Hubert Girault, Pierre-François Marie Brevet, Zhifeng Ding

The dynamics of photoresponses associated with heterogeneous quenching of zinc tetrakis(carboxphenyl)porphyrin (ZnTPPC) and ferrocene derivatives at the water/1,2-dichloroethane interface were studied by intensity modulated photocurrent spectroscopy (IMPS) ...

1999

EPR and spectrophotometric studies of free radicals (O2.-, .OH, BPD-MA.-) and singlet oxygen (1O2) generated by irradiation of benzoporphyrin derivative monoacid ring A

Hubert van den Bergh, Georges Wagnières

Benzoporphyrin deriv. monoacid ring A [BPD-MA (I)], a chlorin-type mol., is a new photosensitizer currently in phase II clin. trials for the treatment by photodynamic therapy of cancerous lesions, psoriasis and pathol. neovascularization. The photochem. (t ...

1997

Production of the free radicals O-2(.-) and OH by irradiation of the photosensitizer zinc(II) phthalocyanine

Hubert van den Bergh, Georges Wagnières

Zinc(II) phthalocyanine (ZnPC) is a new photosensitizer currently undergoing phase I and II clinical trials at Lausanne's CHUV hospital for the photodynamic therapy (PDT) of early cancer in the upper aerodigestive tract. Activated oxygen species other than ...

1997

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