Results 81 to 90 of about 934,131 (338)

Vivid Structural Coloration in Transparent MXene‐Cellulose Nanocrystals Composite Films

open access: yesAdvanced Functional Materials, EarlyView.
Vivid structural coloration in reflectance and high transparency in transmittance modes are observed in biopolymer‐layered composite films. The ultrathin multilayered structures have unique optical appearance, near‐infrared bandgap, and strong optical reflection caused by alternating MXene and cellulose nanocrystals layers with high refractive index ...
Botyo Dimitrov   +12 more
wiley   +1 more source

Optimal Allocation of Fault Current Limiter in MMC-HVDC Grid Based on Transient Energy Flow

open access: yesCSEE Journal of Power and Energy Systems, 2023
Meiqin Mao   +3 more
doaj   +1 more source

Grid-Connected Photovoltaic System for Active and Reactive Power Management [PDF]

open access: yesarXiv, 2017
In this paper, the behavior of a photovoltaic (PV) system, with maximum power point tracking (MPPT) connected to three-phased grid has been investigated. A voltage source inverter (VSI) has been used to connect the photovoltaic system to the grid. The control strategy applied to control inverter switches is based on voltage mode method.
arxiv  

Optimal Scheduling of Energy Storage Using A New Priority-Based Smart Grid Control Method [PDF]

open access: yes, 2019
This paper presents a method to optimally use an energy storage system (such as a battery) on a microgrid with load and photovoltaic generation. The purpose of the method is to employ the photovoltaic generation and energy storage systems to reduce the
Alcántara, Andrés   +4 more
core   +1 more source

Predicting 2D Crystal Packing in Thin Films of Small Molecule Organic Materials

open access: yesAdvanced Functional Materials, EarlyView.
A computational method is proposed for predicting the 2D molecular packing in crystalline thin films of flexible organic molecules. The approach employs a grid search for molecular arrangements, achieving accurate predictions of 2D packing motifs with strongly reduced computational costs.
Alexey O. Gudovannyy   +6 more
wiley   +1 more source

Automated Verification of Stand-alone Solar Photovoltaic Systems [PDF]

open access: yesarXiv, 2018
With declining costs and increasing performance, the deployment of renewable energy systems is growing faster. Particular attention is given to stand-alone solar photovoltaic systems in rural areas or where grid extension is unfeasible. Tools to evaluate electrification projects are available, but they are based on simulations that do not cover all ...
arxiv  

Advances in Radiative Heat Transfer: Bridging Far‐Field Fundamentals and Emerging Near‐Field Innovations

open access: yesAdvanced Functional Materials, EarlyView.
This review synthesizes the evolution of radiative heat transfer, emphasizing the transition from far‐field to near‐field regimes. Traditional frameworks, such as Planck's law, are revisited alongside modern innovations like fluctuational electrodynamics. Applications span nanoscale thermal management, energy harvesting, and thermophotovoltaic systems.
Ambali Alade Odebowale   +6 more
wiley   +1 more source

Sustainability of technological innovation investiments. Photovoltaic panels case study [PDF]

open access: yes, 2019
as photovoltaic panels. In the case study analysed are shown the benefits obtained from the investments of the central Italy after installing photovoltaic systems.
D'Ascenzo, Fabrizio   +5 more
core  

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

Stand-alone flat-plate photovoltaic power systems: System sizing and life-cycle costing methodology for Federal agencies [PDF]

open access: yes
A simple methodology to estimate photovoltaic system size and life-cycle costs in stand-alone applications is presented. It is designed to assist engineers at Government agencies in determining the feasibility of using small stand-alone photovoltaic ...
Borden, C. S.   +3 more
core   +1 more source

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