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PEDOT nanotube arrays as high performing counter electrodes for dye sensitized solar cells: study of the interactions among electrolytes and counter electrodes
(Wiley, 2011-10)
PEDOT nanotube arrays present a better catalytic activity with I−/I3− redox than standard platinized counter electrodes used for dye sensitized solar cells exhibiting thereby a photoconversion efficiency as high as 8.3%. ...
Modeling and characterization of extremely thin absorber (eta) solar cells based on ZnO nanowires
(RSC Publishing, 2011-03-15)
Extremely thin absorber (eta)-solar cells based on ZnO nanowires sensitized with a thin layer of CdSe have been prepared, using CuSCN as hole transporting material. Samples with significantly different photovoltaic performance ...
Enantiopure triazolium salts. Chemoenzymatic synthesis and applications in organocatalysis
(Wiley-VCH Verlag GmbH & Co. KGaA, 2011-10-14)
A novel family of triazolium salt enantiomers has been efficiently synthesized by combining chemical and biocatalytic methods. The stereoselective action shown by hydrolytic enzymes led to the design of simple and general ...
Interpretation of trap-limited mobility in space-charge limited current in organic layers with exponential density of traps.
(© American Institute of Physics, 2011-08)
Charge carrier transport in disordered organic semiconductors, performed in electronic devices such as optoelectronic and photovoltaic ones, is usually affected by an exponential distribution of localized states in the ...
Design and characterization of alkoxy-wrapped push–pull porphyrins for dye-sensitized solar cells
(The Royal Society of Chemistry, 2012-03-09)
Three alkoxy-wrapped push–pull porphyrins were designed and synthesized for dye-sensitized solar cell (DSSC) applications. Spectral, electrochemical, photovoltaic and electrochemical impedance spectroscopy properties of ...
Water oxidation at hematite photoelectrodes: the role of surface states
(American Chemical Society, 2012)
Hematite (α-Fe2O3) constitutes one of the most promising semiconductor materials for the conversion of sunlight into chemical fuels by water splitting. Its inherent drawbacks related to the long penetration depth of light ...
Investigation on Microwave Absorption Properties for Multiwalled Carbon Nanotubes/Fe/Co/Ni Nanopowders as Lightweight Absorbers
(ACS, 2011-06)
Multiwalled carbon nanotubes (MWCNTs)/Fe, MWCNTs/Co, and MWCNTs/Ni nanopowders have been prepared conveniently by a simple chemical method. The excellent microwave absorption properties in S-band have been obtained due to ...
Carrier recombination losses in inverted polymer: Fullerene solar cells with ZnO hole-blocking layer from transient photovoltage and impedance spectroscopy techniques.
(© 2011 American Institute of Physics, 2011-04)
In this study, full coincidence between impedance spectroscopy and transient photovoltage techniques in measuring recombination kinetics of photogenerated charge carriers in inverted polymer:fullerene organic solar cells ...
Trap origin of field-dependent mobility of the carrier transport in organic layers
(Elsevier, 2011)
In the measurements of space-charge limited current (SCLC) transport in disordered organic semiconductors, it is often observed that carriermobility depends on bias voltage. Two continuous models have been applied for the ...
Olefin Epoxidation by Molybdenum Peroxo Compound: Molecular Mechanism Characterized by the Electron Localization Function and Catastrophe Theory
(ACS, 2011-02)
The oxygen atom transfer reaction from the Mimoun-type complex MoO(η2-O2)2OPH3 to ethylene C2H4 affording oxirane C2H4O has been investigated within the framework of the Bonding Evolution Theory in which the corresponding ...