Results 51 to 60 of about 20,755 (308)

Advancing Tandem Organic Solar Cells With Ternary Acceptor Control for High‐Power Modules and Solar‐to‐Ammonia Conversion

open access: yesAdvanced Functional Materials, EarlyView.
Tandem organic solar cells with optimized ternary acceptor engineering achieved a power conversion efficiency of 15.53% and enabled a high‐voltage mini‐module (Voc 6.11 V). Integration into a bias‐free PV‐EC system further demonstrated efficient solar‐to‐ammonia (STA) conversion (97% Faradaic Efficiency, 4± 2% STA efficiency), highlighting scalable ...
Seyeong Song   +11 more
wiley   +1 more source

Spatial Model of Optimization Applied in the Distributed Generation Photovoltaic to Adjust Voltage Levels

open access: yesEnergies, 2021
The main objective of this work is to develop a methodology for analyzing the quality of the voltage level in the distribution power grid to identify and reduce the violations of voltage limits through the proposition of optimal points for the allocation
José A. G. Cararo   +6 more
doaj   +1 more source

Is It Real Type‐II or S‐Scheme? A Three‐Phase Diagnostic Protocol for Identifying Potentially Mislabeled Heterojunction Photocatalysts

open access: yesAdvanced Functional Materials, EarlyView.
Diagnostic analysis via the heterojunction validation funnel. The funnel illustrates the hierarchical stratification of 30 reported Type‐II systems based on the three‐phase, seven‐step diagnostic framework. Complete validation through all phases is achieved by only 3.3% of systems, while 96.7% lack full mechanistic validation, revealing a pervasive ...
Ki‐Hyun Kim
wiley   +1 more source

Economics of Distributed Photovoltaics

open access: yes, 2021
Distributed photovoltaics are a growing technology for grid electricity consumers in low- and middle-income countries due to declining costs and government support. In Bangladesh, distributed photovoltaics iare part of broader solar and consumer programs.
openaire   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Technology roadmap: solar photovoltaic energy - 2014 edition [PDF]

open access: yes, 2014
Solar power enhances energy diversity and hedges against price volatility of fossil fuels, thus stabilising costs of electricity generation in the long term, argues this report.

core  

Evaluation of the Application and Development Potential of Distributed PV in Industrial Parks–Take the 180MW Distributed Photovoltaic Project as an Example [PDF]

open access: yesE3S Web of Conferences
As one of the main sources of global greenhouse gas emissions, realizing the goal of “carbon peak, carbon neutrality” has become a major problem to be solved urgently.
Long Yetian   +6 more
doaj   +1 more source

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora   +17 more
wiley   +1 more source

Estudo e implementação de métodos de proteção de anti-ilhamento aplicados a sistemas fotovoltaicos [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2011Este trabalho apresenta uma síntese de diversos métodos de proteção de anti-ilhamento residentes no ...
Severo, Leonardo
core  

Research on Impact of Distributed Photovoltaic Generation on Voltage in Distribution Network

open access: yesKongzhi Yu Xinxi Jishu, 2013
It will bring a lot of impacts when grid-connected distributed photovoltaic generation on distribution network. This paper describes the voltage profile in radial distribution network within distributed photovoltaic generation, conducts a study on the ...
ZHAI Wenjie   +4 more
doaj  

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