Results 51 to 60 of about 9,929 (301)

Theoretical Analysis of a Magnetic Shielding System Combining Active and Passive Modes

Nanomaterials
Considering the magnetic shielding requirements of both geomagnetic field and 50 Hz power-line frequency in the complex working conditions of the power grid, an electromagnetic shielding system combining active and passive modes is proposed in this ...
Qingzhi Meng, Zelin Wang, Qijing Lin, Dengfeng Ju, Xianfeng Liang, Dan Xian   +5 more
doaj   +1 more source

Flash-Induced High-Throughput Porous Graphene via Synergistic Photo-Effects for Electromagnetic Interference Shielding

Nano-Micro Letters, 2023
Highlights Flash-induced porous graphene (FPG) was synthesized via a broad-spectrum flash lamp that induced synergistic photo-effects between ultraviolet and visible-near-infrared wavelengths, resulting in large-area synthesis in just a few milliseconds.
Jin Soo Lee, Jeong-Wook Kim, Jae Hee Lee, Yong Koo Son, Young Bin Kim, Kyoohee Woo, Chanhee Lee, Il-Doo Kim, Jae Young Seok, Jong Won Yu, Jung Hwan Park, Keon Jae Lee   +11 more
doaj   +1 more source

Microsphere‐Templated Conductive Syntactic Foams for Recyclable and Additively Manufactured Soft Electronics

Advanced Healthcare Materials, EarlyView.
This work introduces a microsphere‐templated strategy to fabricate reprocessable PEDOT:PSS syntactic foams with tunable porosity, stable conductivity, and 3D printability. In situ PEDOT:PSS coatings create a conductive network that maintains electrical performance at high void fractions.
Gayaneh Petrossian, Yassine Diouri, Bolan Xu, Sara Ebrahimi, Atharva Pande, Floriane Miquet‐Westphal, Hang Xu, Fabio Cicoira   +7 more
wiley   +1 more source

Research progress in Ti₃C₂T_x MXene- based electromagnetic interference shielding material

Cailiao gongcheng, 2021
With the rapid development of electronic equipment and wireless communication in recent years, problems of electromagnetic interference are also becoming more and more serious.
WANG Jing-feng, KANG Hui, CHENG Zhong-jun, XIE Zhi-min, WANG You-shan, LIU Yu-yan, FAN Zhi-min   +6 more
doaj   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

Advanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades, Pedro Hidalgo, David Maestre, Ruth Martínez‐Casado, Emilio Nogales, Beatriz Rodríguez, G. Cristian Vásquez, Bianchi Méndez   +7 more
wiley   +1 more source

Synergistic enhancement of mechanical properties and absorption-dominated EMI shielding in laminated 3D-Graphene/AZ31B composites

Materials & Design
This study tackled the challenge of concurrently improving the mechanical strength and electromagnetic interference (EMI) shielding efficacy of magnesium alloys. Laminated composites integrating AZ31B magnesium alloy with a three-dimensional graphene (3D-
Yunhang Ding, Qingwei Jiang, Xiangyu Liu, Zhaofei Wang, Delin Tang, Jiadong Zhou, Jing Feng   +6 more
doaj   +1 more source

CVT-Based Switching Overvoltage Measurement of UHV Converter Station under Complex Electromagnetic Environment

Zhongguo dianli, 2022
UHV converter station is prone to produce switching overvoltage during switching operation, However, due to its high voltage level, strong electromagnetic interference and other factors, there is still no effective means to measure the overvoltage ...
Rong WANG, Jiazhao SHI, Can GUO, Wei SHEN, Xikui MA   +4 more
doaj   +1 more source

Misturas físicas de polipropileno com aditivos condutores: obtenção, caracterização e aplicação para blindagem eletromagnética [PDF]

, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Ciência e Engenharia de MateriaisMisturas poliméricas condutoras de eletricidade, à base de polipropileno (PP) aditivado com negro de ...
Martins, Nilda
core  

Flexible Ag2Se‐Based Thermoelectrics: Fundamentals, Processing, and Device Applications

Advanced Materials, EarlyView.
Ag2Se‐based thermoelectrics are reviewed from fundamental transport mechanisms to flexible device integration. Crystal structure, defect chemistry, and band features are correlated with performance optimization strategies and scalable fabrication routes.
Jie Qin, Yuchen Yang, Huangshui Ma, Yong Du, Min Hong, Qinfei Ke   +5 more
wiley   +1 more source

Ti3C2Tx MXene/Silver Composite Foams For Lightweight, High‐Performance Electromagnetic Interference Shielding and Joule Heating

Advanced Materials Interfaces, EarlyView.
Ultrathin MXene/EMF composite foams achieve a specific shielding efficiency of 749.6 dB.dB·cm3$\mathrm{dB}\cdot {\mathrm{cm}}^{3}$/g, while the silver‐enhanced MXene/Ag/EMF reaches 81.4 dB shielding effectiveness at just 1.0 mm thickness. Both composites exhibit rapid Joule heating, retain stability up to 250∘C$^\circ{\rm C}$, and withstand 1000 ...
Abdullah A. Mahmood, Mingxuan Li, Vahid Rad, Mehdi Zarei, Chen‐Yu Yeh, Masoud Soroush, Guangyong Li, Paul W. Leu   +7 more
wiley   +1 more source