Results 21 to 30 of about 58,832 (346)

Van der Waals Materials for Atomically-Thin Photovoltaics: Promise and Outlook [PDF]

open access: yes, 2017
Two-dimensional (2D) semiconductors provide a unique opportunity for optoelectronics due to their layered atomic structure, electronic and optical properties.
Atwater, Harry A.   +3 more
core   +3 more sources

Enhancing the Efficiency of Organic Photovoltaics by a Photoactive Molecular Mediator [PDF]

open access: yes, 2017
High boiling-point solvent additives, such as 1,8-diiodooctane, have been widely used to tune nanoscale phase morphology for increased efficiency in bulk heterojunction organic solar cells.
Brady, MA   +6 more
core   +1 more source

Solution-processed bilayer photovoltaic devices with nematic liquid crystals [PDF]

open access: yes, 2013
The cross-linking of polymerisable liquid crystalline semiconductors is a promising approach to solution-processable, multilayer, organic photovoltaics. Here we demonstrate an organic bilayer photovoltaic with an insoluble electron-donating layer formed ...
AlKhalifah, Manea S.   +5 more
core   +1 more source

Organic / IV, III-V Semiconductor Hybrid Solar Cells

open access: yesEnergies, 2010
We present a review of the emerging class of hybrid solar cells based on organic-semiconductor (Group IV, III-V), nanocomposites, which states separately from dye synthesized, polymer-metal oxides and organic-inorganic (Group II-VI) nanocomposite ...
Pang-Leen Ong, Igor A. Levitsky
doaj   +1 more source

Integrating photovoltaic cells into decorative architectural glass using traditonal glasspainting techniques and fluorescent dyes [PDF]

open access: yes, 2015
Photovoltaic cells can be integrated into decorative glass, providing a showcase for this renewable technology, whilst assisting in the creation of sustainable architecture through generation of electricity from the building surface.
Hardy, DA, Richards, BS, Roaf, SC
core   +1 more source

Conjugated polymers as functional hole selective layers in efficient metal halide perovskite solar cells

open access: yesAIMS Materials Science, 2017
Interface engineering is still an open question to be solved in the emerging field of metal halide perovskite solar cells. Although impressive advances have been already made in controlling the composition and the quality of the active layer, stability ...
Silvia Colodrero
doaj   +1 more source

Mapping the Side-Chain Length of Small-Molecule Acceptors towards the Optimal Hierarchical Morphology in Ternary Organic Solar Cells

open access: yesOrganic Materials, 2021
Using multiple light-absorbing materials to realize a broader and better absorption spectrum in multi-component organic photovoltaics has achieved significant success to obtain high power conversion efficiency.
Zichun Zhou, Shengjie Xu, Xiaozhang Zhu
doaj   +1 more source

Multiscale approaches to high efficiency photovoltaics [PDF]

open access: yes, 2015
While renewable energies are achieving parity around the globe, efforts to reach higher solar cell efficiencies becomes ever more difficult as they approach the limiting efficiency.
Connolly, J. P.   +5 more
core   +1 more source

19.2% Efficient InP Heterojunction Solar Cell with Electron-Selective TiO2 Contact. [PDF]

open access: yes, 2014
We demonstrate an InP heterojunction solar cell employing an ultrathin layer (∼10 nm) of amorphous TiO2 deposited at 120 °C by atomic layer deposition as the transparent electron-selective contact.
Battaglia, Corsin   +8 more
core   +2 more sources

Organic photovoltaics: The current challenges

open access: yesThe Journal of Chemical Physics, 2023
Organic photovoltaics are remarkably close to reaching a landmark power conversion efficiency of 20%. Given the current urgent concerns regarding climate change, research into renewable energy solutions is crucially important. In this perspective article, we highlight several key aspects of organic photovoltaics, ranging from fundamental understanding ...
William Lowrie   +5 more
openaire   +3 more sources

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