Results 71 to 80 of about 680,635 (240)

Enhancement of PV and concentered PV panels using evaporative cooling during summer and winter seasons: A case study in Egypt

open access: yesCase Studies in Thermal Engineering
Numerous efforts are made to comprehend the performance evolution of photovoltaic (PV) panels. The elevated surface temperature causes a deterioration in PV panels' performance, hindering the expected increase in harvested energy associated with ...
M. Salah Mansour   +4 more
doaj   +1 more source

PV Balancer --Concept, Architectures and Realization [PDF]

open access: yes, 2012
This thesis presents a new concept of module-integrated converters called PV balancers for photovoltaic applications. The proposed concept enables independent maximum power point tracking (MPPT) for each panel, and dramatically decreases the requirements
Zhou, Huimin
core  

Decoding the Neural Circuit Underlying Context‐Cue Association in Retrieval of Morphine Reward Memory

open access: yesAdvanced Science, EarlyView.
Contextual cues recruit the glutamatergic vCA1–dmPFC pathway to retrieve morphine reward memory by reshaping cell‐type‐specific prefrontal microcircuit activity. Distinct regulation of PV+ and SST+ interneurons defines this hippocampal–prefrontal mechanism.
Zhifeng Shi   +8 more
wiley   +1 more source

Synthesis of Ladder and Flexible Polysulfonimides Directly From Anionic Monomers: Investigating Structure–Property Convergence in Succinonitrile–Polymer Electrolyte Blends

open access: yesAngewandte Chemie, EarlyView.
Direct synthesis of sulfonimide‐based polymers of intrinsic microporosity enables comparison with compositionally similar flexible analogs. Incorporation of a common pore‐filling transport medium drives these fundamentally different polymer architectures toward similar bulk conductivity and mechanical properties while revealing distinct microscopic ion‐
Abraham Herzog‐Arbeitman   +8 more
wiley   +2 more sources

Thermal management of concentrator photovoltaics [PDF]

open access: yes
Photovoltaic Concentrator systems, which increase the solar radiation intensity on the photovoltaic cells, may reduce the system cost, if the cost of the concentrator is less than the photovoltaic material displaced.
Wu, Yupeng
core  

Spontaneous Cyclic Levitation of Glycerol‐Water Droplets at Low Pressures

open access: yesAdvanced Science, EarlyView.
Under low pressure, a minute glycerol addition transforms the chaotic dynamics of freezing water droplets into cyclic levitation. Freeze‐concentration preserves liquid pathways that relax expansion‐induced stress, while freezing point depression weakens asymmetric vaporization recoil.
Chen Xu   +10 more
wiley   +1 more source

A review on recent photovoltaic module cooling techniques: Types and assessment methods

open access: yesResults in Engineering
Solar energy has emerged as a standout alternative among the various types of renewable energies due to availability and minimal upfront expense in energy conversion. One of the most comprehensive methods to utilize solar energy potential is photovoltaic
Ihsan Okta Harmailil   +5 more
doaj   +1 more source

Dew-point evaporative cooling of PV panels for improved performance

open access: yes, 2023
Solar energy is an important energy source for a sustainable future. The advancements of solar cells for electricity production require improvements in the cooling technology.
Yang, Cheng   +9 more
core   +1 more source

In Situ CO2‐Induced Hydrogels for Enhancing Carbon Sequestration in Saline Aquifers

open access: yesAdvanced Science, EarlyView.
A novel integrated method that combines in situ CO2‐induced phase‐transition hydrogels formed by a C22‐tailed tertiary amine dispersion with tailored deep eutectic solvents to increase CO2 sequestration in saline aquifers. ABSTRACT Carbon sequestration in saline aquifers underpins global net‑zero emission goals, yet existing CO2 storage capacity ...
Fuchuan Liu   +5 more
wiley   +1 more source

Enhanced photovoltaic cooling using ZnO/TiO₂ hybrid nanofluids: numerical and experimental analysis

open access: yesInternational Journal of Thermofluids
Overheating frequently results in decreased operating efficiency for photovoltaic (PV) panels, which impairs their capacity to efficiently convert solar energy.
Zaid Ali Shaalan   +5 more
doaj   +1 more source

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