Results 61 to 70 of about 251,960 (350)

Programmable Reconfiguration of Hybrid 4D Chiral Metamaterials via Mechanical and Thermal Stimuli

open access: yesAdvanced Engineering Materials, EarlyView.
A class of hybrid chiral mechanical metamaterials is designed to achieve programmable reconfiguration through soft networks, hinges, and bilayer joints integrated with rigid units. Responsive to mechanical and thermal stimuli, these structures exhibit large volume changes, tunable deformation pathways, and both positive and negative thermal expansion ...
Yunyao Jiang, Siyao Liu, Yaning Li
wiley   +1 more source

Automation of Electromagnetic Interference Testing [PDF]

open access: yes1985 IEEE International Symposium on Electromagnetic Compatibility, 1985
n ...
Dringenburg, Dean, Siefker, Robert
openaire   +3 more sources

Internal Temperature Evolution Metrology and Analytics in Li‐Ion Cells

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates the non‐linear evolution of internal temperatures across diverse operating conditions, highlighting the disparities between internal and external measurements and the resulting thermal asymmetries. The coupled thermo‐electrochemical modeling framework provides a comprehensive analysis of various heat generation modes, examining ...
Anuththara S. J. Alujjage   +5 more
wiley   +1 more source

Electromagnetic compatibility of high voltage substation SMART devices

open access: yesPhysical Sciences and Technology, 2021
The article presents the results of a study of the electromagnetic compatibility of SMART devices (SD) ofautomated technological control systems (ATCS) at a high voltage electrical substation.
B. R. Kangozhin   +3 more
doaj   +1 more source

Decomposition of Electromagnetic Interferences in the Time-Domain [PDF]

open access: yesIEEE Transactions on Electromagnetic Compatibility, 2016
Electromagnetic interferences are potentially very complex signals formed by the superposition of transient (broadband) and continuous wave (narrowband) components with significant randomness in both amplitude and phase. Decomposing the electromagnetic interference measured in the time domain into a set of intrinsic mode functions is useful to gain ...
Azpúrua Auyanet, Marco Aurelio   +2 more
openaire   +3 more sources

Spectrum monitoring of electromagnetic signals from rocks to control geodynamic processes under working mine conditions [PDF]

open access: yes, 2015
The paper considers the techniques for continuous monitoring of samples and rocks destruction using the parameters of the measured electromagnetic signals which are generated in the destructive processes.
Bespalko (Bespal'ko), Anatoly Alekseevich   +1 more
core   +1 more source

Wearable Haptic Feedback Interfaces for Augmenting Human Touch

open access: yesAdvanced Functional Materials, EarlyView.
The wearable haptic feedback interfaces enhance user experience in gaming, social media, biomedical instrumentation, and robotics by generating tactile sensations. This review discusses and categorizes current haptic feedback interfaces into force, thermal, and electrotactile stimulation‐based haptic feedback interfaces, elucidating their current ...
Shubham Patel   +3 more
wiley   +1 more source

Analysis of Electromagnetic Interference Problems in AC Traction Power Supply System of Guangzhou Metro Line 22

open access: yesChengshi guidao jiaotong yanjiu
[Objective] During the normal operation of metro lines, due to incomplete rail-ground insulation, metro that adopts AC (alternating current) traction power supply system can cause electromagnetic interference on adjacent metallic oil and gas pipelines ...
Yunyun ZHAO   +5 more
doaj   +1 more source

Patterned Assembly of Transition Metal Dichalcogenide/Graphene Heterostructures via Direct Laser Writing

open access: yesAdvanced Functional Materials, EarlyView.
The fabrication of patterned transition metal dichalcogenide (TMD)/graphene heterostructures via direct laser writing reveals new interface chemistry and enables efficient, customizable assembly. Selective laser irradiation of functionalized TMD/graphene triggers localized reactions, forming chemically modified interfaces.
Xin Chen   +12 more
wiley   +1 more source

Research on EMI suppression of high frequency isolate quasi-Z-source inverter based on chaotic frequency modulation

open access: yesEnergy Reports, 2022
As a new type of topology inverter, the isolated quasi-Z-source inverter is suitable for photovoltaic power generation systems because of its high efficiency in power conversion, high boost ratio and electrical isolation.
Yan Chen   +4 more
doaj   +1 more source

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