Results 61 to 70 of about 559,757 (280)

Recent developments in photovoltaic energy by ERDA/NASA-LeRC [PDF]

open access: yes, 1977
Application development activities were designed to stimulate the market for photovoltaics so that as costs are reduced there will be an increasing market demand to encourage the expansion of industrial solar array production capacity.
Deyo, J. N.
core   +1 more source

Reduced-dimensional perovskite photovoltaics with homogeneous energy landscape

open access: yesNature Communications, 2020
Reduced-dimensional (quasi-2D) perovskite materials are widely applied for perovskite photovoltaics due to their remarkable environmental stability.
Tingwei He   +10 more
semanticscholar   +1 more source

Performance Assessment of Cell-Separation Processes for Rear-Contact Solar Cells: Comparison of Indoor and Outdoor Measurements

open access: yesSiliconPV Conference Proceedings
Half-cell and third-cell modules are the current module technology standard due to their enhanced electrical performance. Also, special module layouts for building or vehicle integrated photovoltaics rely on non-standard cell formats obtained by ...
Manuel Meusel   +3 more
doaj   +1 more source

Revisiting the Rate-Dependent Mechanical Response of Typical Silicon Structures via Molecular Dynamics

open access: yesNanomaterials, 2022
Strain rate is a critical parameter in the mechanical application of nano-devices. A comparative atomistic study on both perfect monocrystalline silicon crystal and silicon nanowire was performed to investigate how the strain rate affects the mechanical ...
Yi Liu   +5 more
doaj   +1 more source

20%-efficient polycrystalline Cd(Se,Te) thin-film solar cells with compositional gradient near the front junction

open access: yesNature Communications, 2022
Bandgap gradient is a promising approach to improve the open-circuit voltage in thin film solar cells. Here, authors incorporate a Cd(O,S,Se,Te) region to realize the bandgap gradient at front interface and demonstrate Cd(Se,Te) solar cells with reduced ...
Deng-Bing Li   +13 more
doaj   +1 more source

Degradation Mechanism Due to Water Ingress Effect on the Top Contact of Cu(In,Ga)Se2 Solar Cells

open access: yesEnergies, 2020
The impact of moisture ingress on the surface of copper indium gallium diselenide (CIGS) solar cells was studied. While industry-scale modules are encapsulated in specialized polymers and glass, over time, the glass can break and the encapsulant can ...
Deewakar Poudel   +7 more
doaj   +1 more source

Terawatt-scale photovoltaics: Transform global energy

open access: yesScience, 2019
Improving costs and scale reflect looming opportunities Solar energy has the potential to play a central role in the future global energy system because of the scale of the solar resource, its predictability, and its ubiquitous nature.
N. Haegel   +44 more
semanticscholar   +1 more source

Ultra-Low-Power Indoor Light Harvesting and Solar Cell Characterization System

open access: yesIEEE Access
In this study, we present a development of a solar-powered Internet-of-Things (IoT) device, that incorporates both light energy harvesting and solar cell monitoring, which we demonstrate by long term monitoring of a single perovskite solar cell in office-
Darjo Ursic   +4 more
doaj   +1 more source

One‐Step Formation of Low Work‐Function, Transparent and Conductive MgFxOy Electron Extraction for Silicon Solar Cells

open access: yesAdvanced Science, 2022
The development of high‐performance dopant‐free silicon solar cells is severely bottlenecked by opaque electron selective contact. In this paper, high transmittance (80.5% on glass) and low work function (2.92 eV) lithium fluoride (LiFx)/MgFxOy electron ...
Junjun Li   +12 more
doaj   +1 more source

Mission profile concept for PV modules: use case – middle east deserts vs temperate European climate

open access: yesEPJ Photovoltaics, 2023
The paper addresses the need to simplify the comparison between different climatic conditions. Therefore, the concept of Mission Profiles is introduced to PV.
Jaeckel Bengt   +5 more
doaj   +1 more source

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