Results 101 to 110 of about 22,323,076 (408)

Integration of Perovskite/Low‐Dimensional Material Heterostructures for Optoelectronics and Artificial Visual Systems

open access: yesAdvanced Functional Materials, EarlyView.
Heterojunctions combining halide perovskites with low‐dimensional materials enhance optoelectronic devices by enabling precise charge control and improving efficiency, stability, and speed. These synergies advance flexible electronics, wearable sensors, and neuromorphic computing, mimicking biological vision for real‐time image analysis and intelligent
Yu‐Jin Du   +11 more
wiley   +1 more source

PWM–PFM Hybrid Control of Three-Port LLC Resonant Converter for DC Microgrids

open access: yesEnergies
This article proposes a high-efficiency isolated three-port resonant converter for DC microgrids, combining a dual active bridge (DAB)–LLC topology with hybrid Pulse Width Modulat-Pulse Frequency Modulation (PWM-PFM) phase shift control.
Yi Zhang   +5 more
doaj   +1 more source

Photovoltaic power system for satellite Earth stations in remote areas: Project status and design description [PDF]

open access: yes
A photovoltaic power system which will be installed at a remote location in Indonesia to provide power for a satellite Earth station and a classroom for video and audio teleconferences are described.
Delombard, R.
core   +1 more source

Comparative health and safety assessment of the SPS and alternative electrical generation systems [PDF]

open access: yes, 1980
A comparative analysis of health and safety risks is presented for the Satellite Power System and five alternative baseload electrical generation systems: a low-Btu coal gasification system with an open-cycle gas turbine combined with a steam topping ...
Brown, C. D.   +2 more
core   +1 more source

Engineering Strategies for 2D Layered Tin Halide Perovskite Field‐Effect Transistors

open access: yesAdvanced Functional Materials, EarlyView.
2D halide perovskites are promising candidates for field‐effect transistor (FET) applications due to their high stability and suppressed ion migration in the presence of bulky organic spacers. This review systematically summarizes the optimization engineering strategies of 2D perovskite FETs and future challenges, which provide guidance for developing ...
Shuanglong Wang   +4 more
wiley   +1 more source

Monitoring and Evaluation of Photovoltaic System

open access: yesEnergy Procedia, 2013
AbstractIn this paper, a new methodology of performance evaluation of photovoltaic system in Japan for future use in the Sahara Solar Breeder project (SSB) is investigated. This methodology can identify five losses of the PV system based on simple four measured data.
Azzedine Draou, Takashi Oozeki, A. Tahri
openaire   +2 more sources

Socioeconomic impact of photovoltaic power at Schuchuli, Arizona [PDF]

open access: yes
The social and economic impact of photovoltaic power on a small, remote native American village is studied. Village history, group life, energy use in general, and the use of photovoltaic-powered appliances are discussed.
Bahr, D., Chrisman, C., Garrett, B. G.
core   +1 more source

Parallel experimental study of a novel super-thin thermal absorber based photovoltaic/thermal (PV/T) system against conventional photovoltaic (PV) system [PDF]

open access: yes, 2015
Photovoltaic (PV) semiconductor degrades in performance due to temperature rise. A super thin-conductive thermal absorber is therefore developed to regulate the PV working temperature by retrofitting the existing PV panel into the photovoltaic/thermal ...
He, Wei   +5 more
core   +2 more sources

Breaking the Capacity Limit for WO3 Anode‐Based Li‐Ion Batteries Using Photo‐Assisted Charging

open access: yesAdvanced Functional Materials, EarlyView.
This image illustrates a photo‐assisted rechargeable lithium‐ion battery. (a) shows the battery structure, where light enhances electron‐hole generation in the anode, boosting ion flow. (b) compares discharging performance, revealing over 60% higher capacity under light compared to dark conditions, showcasing the benefit of light‐assisted energy ...
Rabia Khatoon   +7 more
wiley   +1 more source

Enhancing Indoor Photovoltaic Efficiency to 37.6% Through Triple Passivation Reassembly and n‐Type to p‐Type Modulation in Wide Bandgap Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
Triple Passivation Treatment (TPT) strategy enables 1.75 eV wide‐bandgap perovskite solar cells (WB‐PSCs) with suppressed halide phase segregation and n‐to‐p type surface transition. The photoluminescence quantum yield increases from 0.5 to 2.1%, indicating reduced non‐radiative losses.
Siming Huang   +12 more
wiley   +1 more source

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