Results 31 to 40 of about 6,429 (269)

Specifying Power Filter Insertion Loss Values in Terms of Electromagnetic Safety of IT Equipment [PDF]

open access: yes, 2021
At present, one of the main methods of minimizing risk resulting from electromagnetic information leakage is to attenuate the undesired levels of radiated and conducted disturbances generated by IT equipment, as these disturbances can carry information ...
Rafał Przesmycki   +3 more
core   +1 more source

Melt Processing and Characterization of Al-SiC Nanocomposite, Al, and Mg Foam Materials

open access: yesMetals, 2016
In the present work, metallic foams of Al, Mg and an Al-SiC nanocomposite (MMNC) have been fabricated using a new manufacturing technique by employing melt infiltration assisted with an electromagnetic force.
Ahmed M. Nabawy   +3 more
doaj   +1 more source

Application of Electromagnetic Sensing and Infiltration Measurements to Evaluate Salinity Reclamation and Turfgrass Management Options for Improved Leaching [PDF]

open access: yes, 2021
Abstract Scarce freshwater resources in arid and semiarid regions means that recreational landscapes should use recycled or low quality waters for irrigation, increasing the risk of salinity and infiltration problems. We map salinity distribution within turf fields using electromagnetic sensing, evaluate need for leaching and evaluate post ...
Gülüzar Duygu Semiz   +2 more
openaire   +1 more source

One step synthesis of 3D BaTiO3@C for novel electromagnetic shielding of epoxy composites [PDF]

open access: yesE3S Web of Conferences
The ever-increasing electromagnetic interference (EMI) pollution becomes an important issue in current environmental protection and human society. In this work, 3D BaTiO3(3DBT)@C porous ceramic framework was one-step fabricated by sol-gel method using ...
Zhang Dongmei   +8 more
doaj   +1 more source

Progress in the Preparation of Large-Size High-Performance CuCr Alloys

open access: yesAdvances in Materials Science and Engineering, 2022
CuCr contact material, whose mass fraction of Cr is generally in the range of 25% to 50%, is one of the most desirable contact materials for medium- and high-voltage vacuum switches.
Jin-Ru Han   +3 more
doaj   +1 more source

Wastewater network infiltration and inflow monitoring with electromagnetic response [PDF]

open access: yes, 2022
Työn tavoitteena oli tutkia jätevesiverkoston vedenlaadun seurantaa vuotovesien tarkastelussa. Kuinka vuotovedet näkyvät jäteveden laadullisissa mittauksissa, vaikuttavatko ne laadun vaihteluun sekä aiheutuvatko jätevesiverkoston vuotovedet pintavesien ...
Mustaniemi, Janne
core  

In-situ growth of SiC nanowires@carbon nanotubes on 3D printed metamaterial structures to enhance electromagnetic wave absorption

open access: yesMaterials & Design, 2021
Impedance matching and attenuation principles are decisive for electromagnetic wave (EMW) absorption materials to achieve wider absorption bandwidth and higher strength absorption.
Hui Mei   +6 more
doaj   +1 more source

Coal Mine Goaf Interpretation: Survey, Passive Electromagnetic Methods and Case Study [PDF]

open access: yes, 2023
Coal mine goaf detection remains confronted with the lack of fast, effective and low-cost exploration means, especially for the accurate prediction of mining threats primarily caused by hydraulic infiltration.
Nan Wang   +3 more
core   +1 more source

Salt water infiltration in two artificial sea inlets in the Belgian dune area [PDF]

open access: yes, 2008
In the dune area of the Westhoek Nature Reserve, situated in the western Belgian coastal plain, two artificial tidal inlets were made aiming to enhance biodiversity.
Lebbe, Luc   +9 more
core   +1 more source

Preparation and property of epoxy composites reinforced by three-dimensional graphene-pyrrole aerogel

open access: yesCailiao gongcheng, 2022
Lightweight and cellular-structured graphene-pyrrole (G-P) aerogels /epoxy composites were prepared basing on the three-step fabrication process which involving infiltration of epoxy resin into G-P aerogels under vacuum atmosphere.
WANG Mu   +5 more
doaj   +1 more source

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