Results 111 to 120 of about 25,763 (311)

Terahertz Channel Modeling, Estimation and Localization in RIS‐Assisted Systems

open access: yesAdvanced Electronic Materials, EarlyView.
Reconfigurable intelligent surfaces have become a recent intensive research focus. Based on practical applications, channel strategies for RIS‐assisted terahertz wireless communication systems are categorized into three different types: channel modeling, channel estimation, and channel localization.
Hongjing Wang   +9 more
wiley   +1 more source

Reform and Extension of Substations of Liuzhuang Coal Mine and Lightning Protection of Its Overhead Distribution Lines

open access: yesGong-kuang zidonghua, 2012
In order to prevent trip and damage of 110 kV power supply line caused by thunder and meanwhile satisfy demand of production increase, reform and extension design of ring network of 110 kV substation of Liuzhuang Coal Mine was done, lightning protection ...
WANG Xiu-hong
doaj  

RRAM Variability Harvesting for CIM‐Integrated TRNG

open access: yesAdvanced Electronic Materials, EarlyView.
This work demonstrates a compute‐in‐memory‐compatible true random number generator that harvests intrinsic cycle‐to‐cycle variability from a 1T1R RRAM array. Parallel entropy extraction enables high‐throughput bit generation without dedicated circuits. This approach achieves NIST‐compliant randomness and low per‐bit energy, offering a scalable hardware
Ankit Bende   +4 more
wiley   +1 more source

Induced losses in linear equipment buried near an overhead power line

open access: yes, 2012
This work focused on the influence of an overhead power line on buried linear equipment (cable, pipeline). Its aim was to analyze the volumetric losses in buried linear equipment as a function of the distance from an overhead power line. The computations
Kropík, Petr   +2 more
core  

Fundamental Challenges, Physical Implementations, and Integration Strategies for Ising Machines in Large‐Scale Optimization Tasks

open access: yesAdvanced Electronic Materials, EarlyView.
Ising machines are emerging as specialized hardware solvers for computationally hard optimization problems. This review examines five major platforms—digital CMOS, analog CMOS, emerging devices, coherent optics, and quantum systems—highlighting physics‐rooted advantages and shared bottlenecks in scalability and connectivity.
Hyunjun Lee, Joon Pyo Kim, Sanghyeon Kim
wiley   +1 more source

Overhead line path planning based on deep reinforcement learning and geographical information system

open access: yesInternational Journal of Electrical Power & Energy Systems
Overhead line planning is an essential component of modern infrastructure construction in human society and a fundamental prerequisite for the transportation and distribution of resources, with extensive application scenarios particularly in the fields ...
Jiahui Chen   +5 more
doaj   +1 more source

Detecting the Capacity Reserve in an Overhead Line

open access: yes
There are various solutions for improving existing overhead line systems with the general purpose of increasing their limited capacity. The capacity reserve of the existing overhead lines is an important problem that must be considered from different
Vanzovičs, Edvīns   +3 more
core  

Exceptional Antimodes in Multi‐Drive Cavity Magnonics

open access: yesAdvanced Electronic Materials, EarlyView.
Driven‐dissipative cavity‐magnonics provides a flexible platform for engineering non‐Hermitian physics such as exceptional points. Here, using a four‐port, three‐mode system with controllable microwave interference, antimodes and coherent perfect extinction (CPE) are realized, enabling active tuning to antimode exceptional points.
Mawgan A. Smith   +4 more
wiley   +1 more source

THE IMPACT OF LIGHTNING STRIKE ON HYBRID HIGH VOLTAGE OVERHEAD TRANSMISSION LINE – INSULATED GAS LINE

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska
The electrical network is the set of elements where loads are connected to the generation plants by transmission lines. They can be either overhead or underground cables.
Samira Boumous   +2 more
doaj   +1 more source

Medição direta de temperatura e inclinação em cabos aéreos de linhas de transmissão [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2013.Este trabalho tem como objetivo apresentar um sistema capaz de medir de forma direta a temperatura ...
Moraes, Antonio Marcos Clemente de
core  

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