Results 31 to 40 of about 103,485 (313)

Macroporous Silicon Formation on Low-resistivity p-type c-Si Substrate by Metal-catalyzed Electrochemical Etching

open access: yesInternational Journal of Electrochemical Science, 2013
Macroporous silicon with large aperture size was fabricated on p-type c-Si substrate with the resistivity of about 0.1-3 ohm.cm by metal-catalyzed electrochemical etching (MCECE).
Zhaochen Li   +5 more
doaj   +1 more source

Ultra low-power photovoltaic MPPT technique for indoor and outdoor wireless sensor nodes [PDF]

open access: yes, 2011
Photovoltaic (PV) energy harvesting is commonly used to power wireless sensor nodes. To optimise harvesting efficiency, maximum power point tracking (MPPT) techniques are often used.
Weddell, Alex   +5 more
core   +1 more source

Optimized Regulation of Hybrid Adiabatic Compressed Air Energy Storage System for Zero-Carbon-Emission Micro-Energy Network

open access: yesFrontiers in Energy Research, 2021
Improving electricity and heat utilization can speed up China’s decarbonization process in the northwest villages on the Qinghai-Tibet Plateau. In this paper, we proposed an architecture with zero-carbon-emission micro-energy network (ZCE-MEN) to ...
Qiwei Jia   +8 more
doaj   +1 more source

Electrical Impact Of Photovoltaic Plant In Distributed Network [PDF]

open access: yes, 2009
This paper presents the problem of power penetration of photovoltaic (PV) systems in urban networks. After a qualitative problem description, two different environments for PV systems have been analyzed: rural and urban networks.
Tartaglia, Michele   +3 more
core   +1 more source

Solid particle solar receivers in the next‐generation concentrated solar power plant

open access: yesEcoMat, 2022
Solid particles are generally considered to be the most suitable heat transfer fluid (HTF) and thermal energy storage (TES) materials for the next‐generation concentrated solar power (CSP) plant.
Fuliang Nie   +4 more
doaj   +1 more source

Computational Intelligence in Photovoltaic Systems [PDF]

open access: yesApplied Sciences, 2019
Photovoltaics, among renewable energy sources (RES), has become more popular [...]
Leva S., Ogliari E.
openaire   +2 more sources

Extremely Long Electron Lifetime in Spontaneously Passivated Polycrystalline Perovskite Layers via Illumination‐Assisted Trap Filling

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Perovskite solar cells (PSCs) are promising next‐generation photovoltaics. The high performance of PSCs is attributed to the long carrier lifetimes of perovskite photoabsorbers. However, the carrier lifetimes of polycrystalline perovskite layers, which serve as the photoabsorbers in practical PSCs, have remained limited to several tens of ...
Naoyuki Nishimura   +2 more
wiley   +1 more source

Spectrally Selective Bipolar Self‐Powered Opto‐Synaptic Responses in Tandem 2D van Der Waals Ferroelectric Heterojunctions

open access: yesAdvanced Functional Materials, EarlyView.
Tandem 2D vdW ferroelectric heterojunctions enable spectrally selective, self‐powered bipolar opto‐synaptic responses for retinal ON/OFF bipolar cell emulation and wavelength‐programmable logic operations. This work establishes vdW ferroelectric heterojunctions as a compelling materials platform for energy‐efficient, adaptive, and human‐like artificial
Rajiv Kumar Pandey   +4 more
wiley   +1 more source

Modelling of a stand alone photovoltaic system with dedicated hybrid battery energy storage system [PDF]

open access: yes, 2012
Includes abstract.Includes bibliographical references.The purpose of this thesis project was to model and simulate a stand-alone photovoltaic (PV) plant that utilized the maximum power point tracking (MPPT) technique and included a hybrid battery energy ...
Vanden Eynde, Nicholas
core  

Predicting Photovoltaic Module Lifespan Based on Combined Stress Tests and Latent Heat Analysis

open access: yesEnergies
In this study, long-term reliability tests for high-power-density photovoltaic (PV) modules were introduced and analyzed in accordance with IEC 61215 and light-combined damp heat cycles, such as DIN 75220.
Woojun Nam   +5 more
doaj   +1 more source

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