Results 111 to 120 of about 169,465 (379)

Electromagnetic Field Behavior in Isotropic Negative Phase Velocity/Negative Refractive Index Guided Wave Structures Compatible with Millimeter-Wave Monolithic Integrated Circuits [PDF]

open access: yesarXiv, 2004
electromagnetic field distributions are found for frequencies slightly under one hundred giga Hertz, using a left handed substrate in a microstrip guided wave ...
arxiv  

Compatibility analysis for the 1535-1660 MHz band, part 1 Final report, Jan. - Sep. 1969 [PDF]

open access: yes
Electromagnetic compatibility and radio frequency interference of aircraft radio ...
Martin, R. L., Paul, R. A.
core   +1 more source

Research and innovation in power electronics systems applied to energy management [PDF]

open access: yes, 2008
The Power Electronics Systems Group (GSEP) at University Carlos III de Madrid (Spain) offers its wide experience and background in consultancy, R&D projects with private and public funding and pre-industrial prototype building in four main topics: energy
Barrado Bautista, Andrés
core   +1 more source

Optical beam forming for phased-array antennas [PDF]

open access: yes, 2007
The activities of the Telecommunication Engineering (TE) group span the communications spectrum from copper cables, optical fibres, microwaves, radio and electromagnetic compatibility.
Borreman, A.   +6 more
core   +6 more sources

Enhancing Ultrasound Power Transfer: Efficiency, Acoustics, and Future Directions

open access: yesAdvanced Materials, EarlyView.
Implantable devices significantly enhance healthcare but are limited by battery life. Ultrasound power transfer technology offers a promising solution for sustainable operation. This review addresses gaps in current research, particularly in sound field analysis and energy efficiency optimization.
Yi Zheng   +6 more
wiley   +1 more source

Materials, Structure, and Interface of Stretchable Interconnects for Wearable Bioelectronics

open access: yesAdvanced Materials, EarlyView.
Stretchable interconnects are one of the fundamental components in achieving robust wearable devices, but their importance is often overlooked. This review highlights their importance and provides insightful information on various materials, configurations, and manufacturing approaches being studied for interconnects.
Yue Li   +3 more
wiley   +1 more source

A Balanced-to-Unbalanced Hybrid Ring With Arbitrary Power Division Ratio

open access: yesIEEE Access, 2018
This paper presents a new balanced-to-unbalanced (BTU) hybrid ring with arbitrary power division ratio. Standard S-parameters and mixed-mode S-parameters are adopted to describe the performance requirements of the BTU hybrid ring.
Lin Li, Lin Sheng Wu, Jun-Fa Mao
doaj   +1 more source

Emc aerospace systems analysis Interim scientific report [PDF]

open access: yes
Analysis and data requirements for solving potential aerospace electromagnetic compatibility ...
Otero, R. J., Wanbaugh, W. C.
core   +1 more source

Time-Domain Finite Elements for Virtual Testing of Electromagnetic Compatibility [PDF]

open access: yes, 2013
The paper presents a time-domain finite-element solver developed for simulations related to solving electromagnetic compatibility issues. The software is applied as a module integrated into a computational framework developed within a FP7 European ...
Ciganek, J.   +6 more
core   +1 more source

Pushing Radiative Cooling Technology to Real Applications

open access: yesAdvanced Materials, EarlyView.
Radiative cooling controls surface optical properties for solar and thermal radiation, offering solutions for global warming and energy savings. Despite significant advances, key challenges remain: optimizing optical efficiency, maintaining aesthetics, preventing overcooling, enhancing durability, and enabling scalable production.
Chongjia Lin   +8 more
wiley   +1 more source

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