Results 11 to 20 of about 209,665 (153)

Donor/Acceptor Heterojunction Organic Solar Cells [PDF]

open access: yes, 2020
The operation and the design of organic solar cells with donor/acceptor heterojunction structure and exciton blocking layer is outlined and results of their initial development and assessment are reported.
Antonino Parisi   +3 more
core   +1 more source

Guidelines for the bandgap combinations and absorption windows for organic tandem and triple-junction solar cells [PDF]

open access: yes, 2012
Organic solar cells have narrow absorption windows, compared to the absorption band of inorganic semiconductors. A possible way to capture a wider band of the solar spectrum-and thus increasing the power conversion efficiency-is using more solar cells ...
Minnaert, Ben, Veelaert, Peter
core   +2 more sources

Solution-processed small-molecule solar cells: breaking the 10% power conversion efficiency. [PDF]

open access: yes, 2013
A two-dimensional conjugated small molecule (SMPV1) was designed and synthesized for high performance solution-processed organic solar cells. This study explores the photovoltaic properties of this molecule as a donor, with a fullerene derivative as an ...
Chun-Chao Chen   +9 more
core   +2 more sources

Non-innocent side-chains with dipole moments in organic solar cells improve charge separation [PDF]

open access: yes, 2014
Providing sustainable energy is one of the biggest challenges nowadays. An attractive answer is the use of organic solar cells to capture solar energy.
Broer, Ria   +2 more
core   +3 more sources

Perovskite solar cells prepared by flash evaporation [PDF]

open access: yes, 2015
A simple vacuum deposition method for the preparation of high quality hybrid organic-inorganic methylammonium lead iodide perovskite thin films is reported.
Bolink, Henk J.   +4 more
core   +2 more sources

Persistent photovoltage in methylammonium lead iodide perovskite solar cells [PDF]

open access: yes, 2014
Open circuit voltage decay measurements are performed on methylammonium lead iodide (CH3NH3PbI3) perovskite solar cells to investigate the charge carrier recombination dynamics.
Baumann, A.   +6 more
core   +3 more sources

Infrared Solution‐Processed Quantum Dot Solar Cells Reaching External Quantum Efficiency of 80% at 1.35 µm and Jsc in Excess of 34 mA cm−2 [PDF]

open access: yes, 2018
Developing low‐cost photovoltaic absorbers that can harvest the short‐wave infrared (SWIR) part of the solar spectrum, which remains unharnessed by current Si‐based and perovskite photovoltaic technologies, is a prerequisite for making high‐efficiency ...
Azmi   +41 more
core   +2 more sources

High efficiency InGaAs solar cells on Si by InP layer transfer [PDF]

open access: yes, 2007
InP/Si substrates were fabricated through wafer bonding and helium-induced exfoliation of InP, and InGaAs solar cells lattice matched to bulk InP were grown on these substrates using metal-organic chemical-vapor deposition.
Atwater, Harry A.   +5 more
core   +1 more source

Improving the photovoltaic response of a poly(3-octylthiophene)/n-Si heterojunction by incorporating double-walled carbon nanotubes [PDF]

open access: yes, 2007
Poly(3-octylthiophene)/n-Si heterojunction solar cells were studied with and without incorporation of double-walled carbon nanotubes (DWCNs) in the polymer layer. The performance of the device improves significantly by the incorporation of DWCNs.
Flahaut, Emmanuel   +3 more
core   +2 more sources

Organic and perovskite solar cells for space applications

open access: yes, 2018
For almost sixty years, solar energy for space applications has relied on inorganic photovoltaics, evolving from solar cells made of single crystalline silicon to triple junctions based on germanium and III-V alloys.
Cardinaletti, Ilaria   +15 more
core   +1 more source

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