Zobrazeno 1 - 10
of 12 578
pro vyhledávání: '"relative permittivity"'
Autor:
SangMyeong Lee, Hee Jung Kim, Young Ju Kim, Geon Woo Yoon, Oh Yeong Gong, Won Bin Kim, Hyun Suk Jung
Publikováno v:
Advanced Photonics Research, Vol 5, Iss 11, Pp n/a-n/a (2024)
Owing to their excellent optoelectronic properties, halide perovskites (HPs) have garnered significant attention in the field of optoelectronics. However, conventional HPs‐based optoelectronic devices primarily are fabricated using solution‐based
Externí odkaz:
https://doaj.org/article/0546a05aa7b44e8caa69bd40acbf0d7d
Publikováno v:
Nanoenergy Advances, Vol 4, Iss 2, Pp 147-155 (2024)
Triboelectric nanogenerators (TENGs) are an attractive energy harvesting technology due to their high efficiency and vast applications in self-powered sensors. In this work, dielectric–dielectric contact-separation TENGs were modeled with time-depe
Externí odkaz:
https://doaj.org/article/67e11393663e4a52ac57cb85b5e56b2c
Autor:
Fatima Zahrae El Arroud, Karim El Fakhouri, Youness Zaarour, Hafid Griguer, Rafiq El Alami, Mustapha El Bouhssini
Publikováno v:
Heliyon, Vol 10, Iss 12, Pp e32765- (2024)
At the intersection of insect control and sustainability goals, dielectric heating emerges as a promising solution. In agriculture, where insect pests can reduce agricultural yields and the nutritional quality of crops under field and storage conditi
Externí odkaz:
https://doaj.org/article/50cf3fbd42a1424f95197c43c4b5a302
Publikováno v:
Covenant Journal of Engineering Technology, Vol 8, Iss 1 (2024)
Polytetrafluoroethylene (PTFE)-based composites are widely in demand for microwave substrate application due to their excellent dielectric properties and low power loss. In this work, PTFE matrix filled with different contents (5 wt.% – 25 wt.%) of
Externí odkaz:
https://doaj.org/article/c2f1f8c9b16e4227be977e8ce32ed9a7
Autor:
Valeria Marrocco, Rossella Surace, Giovanna Calo, Elisabetta Brandonisio, Ilaria Marasco, Francesca Filograno, Irene Fassi
Publikováno v:
IEEE Access, Vol 12, Pp 78110-78121 (2024)
The massive increase in telecommunications infrastructure and devices has recently exacerbated the necessity of developing advanced electromagnetic interference (EMI) shielding solutions. Porous structures based on conductive polymer composites (CPCs
Externí odkaz:
https://doaj.org/article/46799eb3dc4949dea38d386ee99b884a
Publikováno v:
Sensors, Vol 24, Iss 19, p 6206 (2024)
Glass fibre-reinforced polymer (GFRP) is a suitable substrate material for constructing a Conformal Load-Bearing Antenna Structure (CLAS). The relative permittivity of the CLAS substrate, which determines its resonant frequency, is affected by damage
Externí odkaz:
https://doaj.org/article/3f80ddb094bd42e38eb92fa8660af5d2
Publikováno v:
Materials, Vol 17, Iss 18, p 4455 (2024)
By using the method of high-temperature solid-phase reaction, the new piezoceramic SrBi2Nb2-2xWxSnxO9 was obtained, where partial substitution of niobium (Nb) atoms with Sn4+ and W6+ atoms in the compound SrBi2Nb2O9 occurred in the octahedra of the p
Externí odkaz:
https://doaj.org/article/0f65fa5811aa4d90947b03368a7a4acb
Autor:
Thomas Michael Muggli, Stefan Schürch
Publikováno v:
Molecules, Vol 29, Iss 17, p 4274 (2024)
The influence of solvent properties on ion generation by swab spray ionization was investigated. The ability of a variety of solvents of different relative permittivity, surface tension, and viscosity to form a stable and reproducible electrospray wa
Externí odkaz:
https://doaj.org/article/081da224aef24dfd94ad8746178a9362
Publikováno v:
Bioengineering, Vol 11, Iss 7, p 699 (2024)
Magnetic resonance electrical properties tomography (MR EPT) can retrieve permittivity from the B1+ magnitude. However, the accuracy of the permittivity measurement using MR EPT is still not ideal due to the low signal-to-noise ratio (SNR) of B1+ mag
Externí odkaz:
https://doaj.org/article/0e9aad5e5f524caeb7dfcd263e3998ba