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Quantum Dot Solar Cells. Semiconductor Nanocrystals as Light Harvesters
The emergence of semiconductor nanocrystals as the building blocks of nanotechnology has opened up new ways to utilize them in next generation solar cells. This paper focuses on the recentExpand
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Quantum dot solar cells. harvesting light energy with CdSe nanocrystals molecularly linked to mesoscopic TiO2 films.
By using bifunctional surface modifiers (SH-R-COOH), CdSe quantum dots (QDs) have been assembled onto mesoscopic TiO(2) films. Upon visible light excitation, CdSe QDs inject electrons into TiO(2)Expand
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Meeting the Clean Energy Demand: Nanostructure Architectures for Solar Energy Conversion
The increasing energy demand in the near future will force us to seek environmentally clean alternative energy resources. The emergence of nanomaterials as the new building blocks to construct lightExpand
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Quantum dot solar cells. Tuning photoresponse through size and shape control of CdSe-TiO2 architecture.
Different-sized CdSe quantum dots have been assembled on TiO2 films composed of particle and nanotube morphologies using a bifunctional linker molecule. Upon band-gap excitation, CdSe quantum dotsExpand
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What Factors Control the Size and Shape of Silver Nanoparticles in the Citrate Ion Reduction Method
Citrate ion, a commonly used reductant in metal colloid synthesis, undergoes strong surface interaction with silver nanocrystallites. The slow crystal growth observed as a result of the interactionExpand
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TiO2-graphene nanocomposites. UV-assisted photocatalytic reduction of graphene oxide.
Graphene oxide suspended in ethanol undergoes reduction as it accepts electrons from UV-irradiated TiO(2) suspensions. The reduction is accompanied by changes in the absorption of the graphene oxide,Expand
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Photosensitization of TiO2 Nanostructures with CdS Quantum Dots: Particulate versus Tubular Support Architectures
TiO2 nanotube arrays and particulate films are modified with CdS quantum dots with an aim to tune the response of the photoelectrochemical cell in the visible region. The method of successive ionicExpand
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Photophysical, photochemical and photocatalytic aspects of metal nanoparticles
Unique electronic and chemical properties of metal nanoparticles have drawn the attention of chemists, physicists, biologists, and engineers who wish to use them for the development of new generationExpand
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An inorganic hole conductor for organo-lead halide perovskite solar cells. Improved hole conductivity with copper iodide.
Organo-lead halide perovskite solar cells have emerged as one of the most promising candidates for the next generation of solar cells. To date, these perovskite thin film solar cells have exclusivelyExpand
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Band filling with free charge carriers in organometal halide perovskites
Femtosecond transient absorption spectroscopy measurements indicate that the dominant relaxation pathway for excited states in perovskite materials is by recombination of free electrons and holes.
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