Results 81 to 90 of about 566,902 (236)

Case Study: \u3cem\u3eWebster v. Susquehanna Pole Line Company of Harford County\u3c/em\u3e (1910) [PDF]

open access: yes, 2015
At the turn of the 20th century, the State of Maryland witnessed an increase in the demand for hydroelectricity. Several public utility companies raced to construct a hydroelectric facility on the Susquehanna River, by which they could distribute ...
Leonhardt, Alyssa E.
core   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

Precise Hybrid Method for Solving the Selectivity Problem of Overcurrent Relays due to PV Uncertainty [PDF]

open access: yesInternational Journal of Research and Technology in Electrical Industry
Photovoltaic (PV) power plants include several parallel and series units. PV uncertainty due to scheduled or forced outages of these units affects the coordination of overcurrent relays (OCRs) and may violate the optimization constraint.
Faeze Mohajer   +3 more
doaj   +1 more source

Multimegawatt dynamic NEP PMAD study [PDF]

open access: yes
The National Aeronautics and Space Administration Lewis Research Center (NASA LeRC) is developing a FORTRAN-based model of a complete nuclear electric propulsion (NEP) vehicle to be used for piloted or cargo missions to the Moon or Mars.
Metcalf, Kenneth J.
core   +1 more source

A Majorization-Minimization Approach to Design of Power Transmission Networks

open access: yes, 2010
We propose an optimization approach to design cost-effective electrical power transmission networks. That is, we aim to select both the network structure and the line conductances (line sizes) so as to optimize the trade-off between network efficiency ...
Chertkov, Michael, Johnson, Jason K.
core   +1 more source

Enhancing CoFe Catalysts with V2CTX MXene‐Derived Materials for Anion Exchange Membrane Electrolyzers

open access: yesAdvanced Functional Materials, EarlyView.
MXene dervied CoFe composites show increased initial Oxygen Evolution Reaction (OER) activity compared to the pure CoFe and MXene in an Anion Exchange Membrane device. Vanadium vacancies in the MXene plays a role in increased OER activity and hinders Fe leaching in the AEM device over using the pure V2C MXene as a support material for the CoFe ...
Can Kaplan   +16 more
wiley   +1 more source

Analysis of Non-Monotonic Piecewise Lyapunov Stability and Semi-PID Design for MIMO Piecewise Affine Systems [PDF]

open access: yesInternational Journal of Research and Technology in Electrical Industry
In this study, we introduce the Non-monotonic Lyapunov (NML) approach, aimed at stability examining and designing stabilizable controller for a specific category of discrete piecewise affine dynamical systems.
Younes Solgi
doaj   +1 more source

Self‐supportive Three‐Way Photoelectrochemical System Achieving Uranium Recycling, Organic Oxidation, and Electricity Generation in Complex Waters

open access: yesAdvanced Functional Materials, EarlyView.
A self‐sustaining solar photoelectrochemical cell (SS‐PEC) is developed to recover uranium from aqueous UO22+ with concurrent organic oxidation and electricity production. The monolithical photoanode directly captures electrons from organic compounds, leading to the oxidation of organic compounds and the decomposition of uranium‐organic complexes ...
Yumei Wang   +7 more
wiley   +1 more source

Comparing the BAENERGY Mobile App, Iran's Experience with Using Gamification in the Power Grid, with Similar Global Apps [PDF]

open access: yesInternational Journal of Research and Technology in Electrical Industry
Modern cities increasingly rely on efficient electrical distribution. In recent years, efforts have focused on developing integrated infrastructures that include resilient power systems, renewable energy generation, secure communication, and real-time ...
Sattar Rajabpour Sanati   +3 more
doaj   +1 more source

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