Results 11 to 20 of about 6,203,020 (209)

Local Atmospheric Electric Circuit Model Using Electrostatic Pickups on a 375kV Transmission Line [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2022
: The global atmospheric electric circuit is based on a model of electrical connection between the earth and the ionosphere (waveguide), capable of representing the flow of electric current in this waveguide.
Armando Heilmann   +3 more
doaj   +1 more source

Circuit complexity for coherent-thermal states in bosonic string theory

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
In this paper, we first construct thermofield double states for bosonic string theory in the light-cone gauge. We then obtain a coherent-thermal string state and a thermal-coherent string state.
Arshid Shabir   +5 more
doaj   +1 more source

Research of the microwave generator and antenna emitters for hyperthermia of oncological diseases [PDF]

open access: yesОмский научный вестник, 2022
Purpose. Currently (2022), the existing hyperthermia installations are large. As a result, hyperthermia treatment is carried out only where this equipment is located. In this paper, a study is conducted aimed at creating a compact hyperthermia device.
V. V. Fedyanin
doaj   +1 more source

Electromechanical Characteristics Analysis under DSISC Fault in Synchronous Generators

open access: yesMachines, 2022
This paper studies the electromechanical characteristics of synchronous generators under dynamic stator interturn short circuit (DSISC). First, the air gap magnetic flux density (MFD) of the generator under normal and DSISC fault was obtained.
Yu-Ling He   +7 more
doaj   +1 more source

A self-powered H-Bridge joule theory circuit for piezoelectric energy harvesting systems

open access: yesPower Electronic Devices and Components, 2022
In this paper, investigation of high direct current/voltage (DC) and power gains using H-Bridge joule theory (HBRJT) circuit with an input voltage of alternating current/voltage (AC) is carried out by avoiding higher switching frequency and additional ...
Mahesh Edla, Mikio Deguchi, Yee Yan Lim
doaj   +1 more source

Non-Gaussian entanglement renormalization for quantum fields

open access: yesJournal of High Energy Physics, 2020
In this work, a non-Gaussian cMERA tensor network for interacting quantum field theories (icMERA) is presented. This consists of a continuous tensor network circuit in which the generator of the entanglement renormalization of the wavefunction is ...
J.J. Fernández-Melgarejo   +1 more
doaj   +1 more source

Pemodelan Pembangkit Listrik Tenaga Angin Kecepatan Tetap Untuk Analisis Aliran Daya

open access: yesJurnal Nasional Teknik Elektro, 2019
A simple model of fixed-speed wind turbine generating system for load flow analysis of an electrical power system is proposed in this paper. The proposed model is derived based on steady-state equivalent circuit of induction generator of the wind ...
Rudy Gianto
doaj   +3 more sources

A Walsh-Based Arbitrary Waveform Generator for 5G Applications in 28nm FD-SOI CMOS Technology

open access: yesIEEE Access, 2023
This paper presents the first Arbitrary Waveform Generator (AWG) based on Walsh’s theory for wideband radio frequency (RF) conversion. The architecture is dedicated to 5G-FR1 applications (sub-6GHz) to perform a direct and large bandwidth ...
Pierre Ferrer   +3 more
doaj   +1 more source

Design and Testing of a Low-Tech DEW Generator for Determining Electromagnetic Immunity of Standard Electronic Circuits

open access: yesEnergies, 2021
This article describes the effect of high-power electromagnetic environments (HPEMs) on the operation of all basic elements of electrical power networks. Frequency bands are defined for the HPEM environments. Attention is focused particularly on directed
Libor Dražan   +2 more
doaj   +1 more source

A Fully Differential Digital CMOS Pulse UWB Generator [PDF]

open access: yes, 2009
A new fully-digital CMOS pulse generator for impulse-radio Ultra-Wide-Band (UWB) systems is presented. First, the shape of the pulse which best fits the FCC regulation in the 3.1-5 GHz sub-band of the entire 3.1-10.6 GHz UWB bandwidth is derived and ...
Graziano, Mariagrazia   +2 more
core   +1 more source

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