Results 31 to 40 of about 5,031,554 (294)

Measurement and control systems for an imaging electromagnetic flow meter [PDF]

open access: yes, 2014
Electromagnetic flow metres based on the principles of Faraday's laws of induction have been used successfully in many industries. The conventional electromagnetic flow metre can measure the mean liquid velocity in axisymmetric single phase flows ...
Zhang, T.   +5 more
core   +1 more source

A technique to determine the electromagnetic properties of soil using moisture content

open access: yesSouth African Journal of Science, 2014
Accurate electromagnetic ground constants are required for applications such as modelling of ground wave propagation of radio signals and antennas above a real, imperfect earth and for use in geological surveys and agricultural applications.
Petrus J. Coetzee
doaj   +1 more source

Controllable fabrication and multifunctional applications of graphene/ceramic composites

open access: yesJournal of Advanced Ceramics, 2020
Graphene with excellent comprehensive properties has been considered as a promising filler to reinforce ceramics. While numerous studies have been devoted to the improvement of mechanical and electrical properties, incorporating graphene to ceramics also
Yujia Huang, Chunlei Wan
doaj   +1 more source

Magnetic phase transitions in Gd64Sc36 studied using non-contact ultrasonics [PDF]

open access: yes, 2013
The speed and attenuation of ultrasound propagation can be used to determine material properties and identify phase transitions. Standard ultrasonic contact techniques are not always convenient due to the necessity of using couplant; however, recently ...
Edwards, R. S. (Rachel Sian)   +3 more
core   +1 more source

Exceptional Electromagnetic Shielding Properties of Lightweight and Porous Multifunctional Layers

open access: yes, 2020
The preparation of functional fabrics with enhanced electrical properties requires suitable selection of surface modification and particulate systems as fillers.
Militký, Jiří   +3 more
core   +1 more source

Theoretical Study of Electromagnetic Interference Shielding of 2D MXenes Films

open access: yesMetals, 2018
The advance of research on 2D transition metal carbides, carbonitrides, and nitrides (collectively known as MXenes) has progressed rapidly since the introduction of Ti3C2 in 2011.
Zhenyu Li, Zeyu Wang, Weixin Lu, Bo Hou
doaj   +1 more source

Morphological Parameters in Relation to the Electromagnetic Properties of Microcellular Thermoplastic Polyurethane Foam in X-Band Frequency Ranges [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2017
Microcellular thermoplastic polyurethane foams are examined as absorbing materials in the X-band (8.2-12.4 GHz) frequency range by means of experiment.
Mohammad Hassan Moeini   +4 more
doaj   +1 more source

Temperature denpendent microwave absorption properties of SrFe12O19 in X-band

open access: yesFrontiers in Materials, 2022
Researchers are currently focusing on the electromagnetic and microwave absorption properties of SrFe12O19 hexaferrites. The high-temperature absorption (more than 573 K) is highly demanded in various including the military, national defense, aviation ...
Xiling Li   +11 more
doaj   +1 more source

Effect of oxidation time on microstructure and electromagnetic properties of FeSiAl alloy powders

open access: yesFenmo yejin jishu, 2023
The effect of oxidation time on the microstructure and electromagnetic properties of the FeSiAl alloy powders was investigated at 500 ℃ in air, using FeSiAl alloy powders as the raw materials.
GUO Yang, BI Lei
doaj   +1 more source

"Good-but-Imperfect" electromagnetic reverberation in a VIRC [PDF]

open access: yes, 2011
Novel theoretical probability density functions (PDF) of electromagnetic fields inside reverberation chambers operating in a “good-but-imperfect‿ regime have been recently reported. The present work reports on the application and assessment of these PDFs
Canavero, F.   +12 more
core   +1 more source

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