Results 111 to 120 of about 8,958,604 (431)

Techno-Economic Analysis of Beam-Down Solar Tower Secondary Reflectors

open access: yesSolarPACES Conference Proceedings
Beam-down solar towers are presented as an alternative to conventional solar towers that allow modular design, easily adaptable to industrial environments.
Vishal Boga   +8 more
doaj   +1 more source

Velocity distribution of high-energy particles and the solar neutrino problem [PDF]

open access: yesarXiv, 2001
High energy infers high velocity and high velocity is a concept of special relativity. The Maxwellian velocity distribution is corrected to be consistent with special relativity. The corrected distribution reduces to the Maxwellian distribution for small velocities, contains a relatively depleted high-energy tail and vanishes at the velocity of light ...
arxiv  

Making Photoresponsive Metal–Organic Frameworks an Effective Class of Heterogeneous Photocatalyst

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes photoresponsive MOFs for photocatalytic applications, focusing on their capacity to enhance light harvesting, charge transfer, and surface reactions. While existing studies provide foundational insights, emerging characterization techniques enable a deeper understanding of photoresponsive MOFs.
Rui Liu   +3 more
wiley   +1 more source

Solar energy

open access: yes
  The modern world faces an unprecedented challenge in managing waste effectively while striving to reduce our environmental footprint. The dual crises of burgeoning waste generation and climate change necessitate innovative approaches that integrate sustainable practices and advanced technologies.
Agnihotri, Laxmi, Singh, Sushma
openaire   +2 more sources

Inter‐Layer Diffusion of Excitations in 2D Perovskites Revealed by Photoluminescence Reabsorption

open access: yesAdvanced Functional Materials, EarlyView.
Inter‐layer diffusion of photoexcitations is monitored in thin films of the 2D perovskite (PEA)2PbI4 by tracking time‐dependent changes in photoluminescence spectra induced by photon reabsorption effects. A low out‐of‐plane excitation diffusion coefficient of 0.26 × 10−4 cm2 s−1 is determined through 1D diffusion modeling.
Jiaxing Du   +7 more
wiley   +1 more source

Challenges and advantages of cut solar cells for shingling and half-cell modules

open access: yesEPJ Photovoltaics
Cutting silicon solar cells from their host wafer into smaller cells reduces the output current per cut cell and therefore allows for reduced ohmic losses in series interconnection at module level.
Huyeng Jonas D.   +12 more
doaj   +1 more source

Tin‐Based 2D/3D Perovskite Vertical Heterojunction for High‐Performance Synaptic Phototransistors

open access: yesAdvanced Functional Materials, EarlyView.
Phototransistors based on tin‐based 2D/3D perovskite heterostructures show an ultrahigh responsivity and detectivity at a low gate voltage across a broad wavelength region from ultraviolet to near‐infrared. The devices can replicate neuromorphic learning and remembering behaviors to light stimuli, in addition to electric depression and memory erasure ...
Hok‐Leung Loi   +10 more
wiley   +1 more source

Narrowband Detection via Charge Collection Narrowing Organic Photodetector Enabled by Low Bandgap Random Terpolymer for Biometric Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A novel low‐bandgap random terpolymer is designed for narrow band detection in charge collection narrowing (CCN) based organic photodetectors. With a relative thin active layer (<1 µm), the CCN‐based devices achieved a narrowband response of 68 nm full‐width‐at‐half‐maximum at 916 nm, together with Responsivity values of 0.13 A W−1 and dark current of ...
Matilde Brunetta   +14 more
wiley   +1 more source

The Electrical Contact Solution for Measuring Back Contact Solar Cells

open access: yesSiliconPV Conference Proceedings
Due to the cell design, it is challenging to measure back contact cells. In this study, we have designed and tested a contact chuck based on printed circuit board (PCB) technology.
Ning Chen   +3 more
doaj   +1 more source

Materials for Solar Energy

open access: yesSSRN Electronic Journal, 2020
Energy is very important to all, without Energy we can’t do any work. There are different forms of Energy sources such as Renewable and Non-Renewable sources. But nonrenewable energy resources are depleting now because of high usage, and their demand also increases day by day due to the low supply of nonrenewable energy its cost increases, then now ...
openaire   +2 more sources

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