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A review of recent results on electrochemical determination of the density of electronic states of nanostructured metal-oxide semiconductors and organic hole conductors
(Elsevier, 2008)
The paper reviews recent results on electrochemical methods applied to the determination of the density of electronic states in several components of advanced nanostructured devices such as the dye solar cell (Grätzel ...
Toward Stable Solar Hydrogen Generation Using Organic Photoelectrochemical Cells
(American Chemical Society, 2015-03)
Organic photoactive materials are promising candidates for the generation of solar fuels in terms of efficiency and cost. However, their low stability in aqueous media constitutes a serious problem for technological ...
Interfacial effects on dielectric properties of polymethylmethacrylate-titania microcomposites and nanocomposites
(Wiley, 2015)
It is discussed that dielectric properties of polymethylmethacrylate
(PMMA) composites are influenced by
the particle size of titania as a result of changes in the
structure and dynamics of polymer chains in the ...
Amorphous TiO2 Buffer Layer Boosts Efficiency of Quantum Dot Sensitized Solar Cells to over 9%
(American Chemical Society, 2015)
Charge recombination at an electrode/electrolyte interface is the main factor to limit the power conversion efficiency (PCE) of quantum dot sensitized solar cells (QDSCs). Herein, we present a novel and facile strategy ...
Charge transfer processes at the semiconductor/electrolyte interface for solar fuel production: insight from impedance spectroscopy
(Royal Society of Chemistry, 2016)
Knowledge of the nature of charge transfer processes at the semiconductor/electrolyte interface is crucial for the optimization of semiconductors used for solar fuel production. In the literature, there are two types of ...
Polymer/Perovskite Amplifying Waveguides for Active Hybrid Silicon Photonics
(Wiley, 2015-08)
The emission properties of hybrid halide perovskites are exploited to implement a stable and very low power operation waveguide optical amplifier integrated in a silicon platform. By optimizing its design with a poly(methyl ...
Enhanced Carrier Transport Distance in Colloidal PbS Quantum-Dot-Based Solar Cells Using ZnO Nanowires
(American Chemical Society, 2015-11)
Nanostructured solar cells are a promising area of research for the production
of low cost devices that may eventually be capable of complementing or even replacing
present technologies in the field of solar power ...
Co3O4 based all-oxide PV: a numerical simulation analyzed combinatorial material science study
(American Chemical Society, 2016)
Here we investigate the impact of four different metal back contacts on the photovoltaic (PV) performance of Co3O4 thin film all-oxide photovoltaic cells. A combinatorial TiO2|Co3O4 heterojunction thin film device library ...
Capacitive dark currents, hysteresis, and electrode polarization in lead halide perovskite solar cells
(American Chemical Society, 2015-04)
Despite spectacular advances in conversion efficiency of perovskite solar cell many aspects of its operating modes are still poorly understood. Capacitance constitutes a key parameter to explore which mechanisms control ...
Effect of Different Sensitization Technique on the Photoconversion Efficiency of CdS Quantum Dot and CdSe Quantum Rod Sensitized TiO2 Solar Cells
(American Chemical Society, 2015-06)
The procedure employed for the sensitization of mesoporous photoanodes affects strongly the final performance of sensitized devices, especially when semiconductor quantum dots and quantum rods are used as sensitizers. In ...