Results 91 to 100 of about 2,379,299 (345)

Inter-harmonics in multi-terminal VSC-based HVDC systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2016
Multi-terminal voltage sourced converter (VSC)-based high voltage direct current (HVDC) system composes of a number of VSCs connected to an HVDC grid (or dc grid). The dc grid is often configured by cable interconnections between converter stations, thus
Minxiao Han, Phuchuy Nguyen, Wenli Yan
doaj   +1 more source

Fermions in Deep Optical Lattice under p-wave Feshbach Resonance

open access: yes, 2008
We investigate theoretically the energy levels of two identical Fermions in a harmonic potential well under p-wave Feshbach resonance. The magnetic fields needed to affect the energy levels differ strongly among the levels, and they can be at values far ...
Yip, S. -K.
core   +1 more source

Intelligent Acousto‐Electrical Metamaterials (IAM) for Sound Source Detection

open access: yesAdvanced Materials, EarlyView.
Our proposed metamaterial concept enables sound source detection using a single material, in contrast to conventional arrays that require dozens or even hundreds of transducers. We show that the coupled acoustic–vibrational–electrical responses in piezoelectric metamaterials give rise to topology‐governed charge transport, producing distinct voltage ...
Victor Couëdel   +7 more
wiley   +1 more source

Quadrupole-scissors modes and nonlinear mode coupling in trapped two-component Bose-Einstein condensates

open access: yes, 2003
We theoretically investigate quadrupolar collective excitations in two-component Bose-Einstein condensates and their nonlinear dynamics associated with harmonic generation and mode coupling.
E. Fermi   +3 more
core   +1 more source

Science‐Towards‐Technology Breakthrough in CO2 Electroreduction: Multiphysics, Multiscale, and Artificial Intelligence Insights

open access: yesAdvanced Materials, EarlyView.
Electrochemical CO2RR is a key technology for converting CO2 into chemicals, but there remains a gap between “laboratory science” and “engineering practice” in current research. This review establishes a multi‐scale research framework, encompassing atomic‐level characterization, microenvironment regulation, external field‐assisted optimization, and AI ...
Ping Hong   +3 more
wiley   +1 more source

Simulation Study of Resonance Characteristics and Harmonic Model forLocomotive-grid System

open access: yesKongzhi Yu Xinxi Jishu, 2020
In order to study the resonance characteristics of locomotive-grid system by simulation, an accurate harmonic model is needed. The method for building harmonic models of pivotal parts of traction power supply system was studied, and then, based on the ...
WANG Guanghui, ZHANG Lijun
doaj  

Potent Liver‐Tropic mRNA Lipid Nanoparticles: ApoE‐Mediated Delivery Through a Low‐Density Lipoprotein Receptor Independent Uptake Mechanism

open access: yesAdvanced Materials, EarlyView.
Helper and ionizable lipids play a crucial role in determining ApoE binding and subsequent liver tropism and LDLR‐mediated uptake. Ionizable lipids primarily govern the LDLR‐independent uptake pathway. This complementary interplay between lipid components ultimately governs LNP delivery performance and therapeutic efficacy in the liver.
Ashish Sarode   +16 more
wiley   +1 more source

Analysis of the Impact of Volt/VAR Control on Harmonics Content and Alternative Harmonic Mitigation Methods

open access: yesEnergies
This article presents information about harmonic distortion and resonance in distribution networks. The theory behind harmonics and resonance is presented. Examples from the literature and the results of power quality measurements, as well as the authors’
Krzysztof Lowczowski   +3 more
doaj   +1 more source

Simulation of the effect of wiggler imperfections on harmonic generation in two-beam free-electron lasers

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2012
A three-dimensional simulation of a free-electron laser (FEL) with two beams is used to study the sensitivity of the third harmonic due to wiggler imperfections.
M. Zahedian, B. Maraghechi
doaj   +1 more source

Remote‐Controllable Immune‐Priming Spot Formation Via Nanocomplexed Hydrogel‐Assisted Histotripsy: Immunoasis

open access: yesAdvanced Materials, EarlyView.
A novel immunotherapeutic strategy combines injectable, adjuvant‐loaded hydrogels with externally controlled histotripsy to create immune‐priming sites within tumors. This approach generates millimeter‐sized immune‐activated lesions with flexible, patient‐tailored treatment scheduling, enabling precise immune activation through tumor ablation‐mediated ...
Sung Hoon Kim   +9 more
wiley   +1 more source

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