Results 91 to 100 of about 31,607 (247)

Characterisation of materials for organic photovoltaics

open access: yes, 2008
Organic solar cells offer the possibility for lightweight, flexible, and inexpensive photovoltaic devices. This thesis studies the physics of a wide range of materials designed for use in organic solar cells.
Thomsen, Elizabeth Alice
core  

Simulating Dye-Sensitized TiO2 Heterointerfaces in Explicit Solvent: Absorption Spectra, Energy Levels, and Dye Desorption [PDF]

open access: yes, 2011
Dye-sensitized solar cells (DSCs) represent a valuable, efficient, and low-cost alternative to conventional semiconductor photovoltaic devices. A deeper understanding of the dye/semiconductor heterointerface and of the dye-sensitized semiconductor ...
Fantacci, Simona   +2 more
core   +1 more source

Single‐Chromophore Homojunction Organic Solar Cells: A Path to Simplicity and Efficiency

open access: yesAdvanced Materials, EarlyView.
This perspective discusses how the intrinsic optoelectronic properties of organic semiconductors, their molecular packing in the solid‐state, and internal energetic gradients within a device can enable free‐charge carrier generation in homojunction organic solar cells.
Shaun McAnally   +2 more
wiley   +1 more source

Breakthroughs in Photonics 2012: Large-Area Ultrathin Photonics

open access: yesIEEE Photonics Journal, 2013
Recent work is reviewed on organic solar cells thinner than a thread of spider silk, so flexible that they can be wrapped firmly around a human hair, lighter than autumn leaves and with an unprecedented specific weight of 10 W/g.
Martin Kaltenbrunner   +5 more
doaj   +1 more source

The influence of light intensity, active area and excitation wavelength on the temporal response of a dye sensitized solar cell

open access: yes, 2009
Poster presentation at SPIE Optics + Photonics: Solar Energy and Technology, San Diego, California, USA, 2nd – 6th August 2009The temporal response of a biomimetic dye-sensitized solar cell (DSSC) is critically linked to the intensity of the incident ...
O\u27Reilly, Jennifer   +9 more
core   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

Organic Solar Cells

open access: yes, 2018
Peer ...
Alonso Carmona, M. Isabel   +1 more
openaire   +3 more sources

The role of TCNQ for surface and interface passivation in inverted perovskite solar cells

open access: yesMaterials for Renewable and Sustainable Energy
The noticeable growth in the power conversion efficiency of solution-processed organo-inorganic halide perovskite solar cells (OIHPSCs) incited the photovoltaic community to look for limitations that hurdle the commercialization process.
Samuel Abicho   +9 more
doaj   +1 more source

Theoretical studies of the dynamics of electron transfer in dye sensitized solar cells and of the mechanism of singlet fission in organic crystalline materials [PDF]

open access: yes
We present a theoretical and computational study on two different processes of interest for the development of third generation solar cells: (i) electron injection in dye sensitized solar cells (DSSCs); (ii) mechanism of singlet fission (SF) in organic ...
Ambrosio, Francesco
core  

Transparent Perovskite Light‐Emitting Diodes with Conductive Oxide Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Transparent perovskite light‐emitting diodes (TrPeLEDs) enable simultaneous display and transparency, expanding application possibilities. Using a metal oxide buffer layer and pulsed laser deposition, TrPeLEDs with diverse compositions and architectures are demonstrated.
Michele Forzatti   +11 more
wiley   +1 more source

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