Results 1 to 10 of about 21,388 (193)

Antibacterial composite coatings of MgB2 powders embedded in PVP matrix

open access: yesScientific Reports, 2021
Three commercial powders of MgB2 were tested in vitro by MTS and LDH cytotoxicity tests on the HS27 dermal cell line. Depending on powders, the toxicity concentrations were established in the range of 8.3–33.2 µg/ml.
P. Badica   +17 more
doaj   +2 more sources

Spontaneous dynamical disordering of borophenes in MgB2 and related metal borides

open access: yesNature Communications, 2021
Layered boron compounds attract enormous interest in applications. This work reports first-principles calculations coupled with global optimization to show that the outer boron surface in MgB2 nanosheets undergo disordering and clustering, which is ...
Sichi Li   +18 more
doaj   +2 more sources

A study on properties of electroless Ni-B/MgB2 coatings on AZ91 magnesium alloy [PDF]

open access: yesHeliyon
This study explores MgB2 as a reinforcing agent in electroless deposition on AZ91 magnesium alloy substrates, evaluating its impact on coating properties.
Ferhat Bülbül, Tuğçenur Kılcı
doaj   +2 more sources

Gibbs Adsorption and Zener Pinning Enable Mechanically Robust High‐Performance Bi2Te3‐Based Thermoelectric Devices [PDF]

open access: yesAdvanced Science, 2023
Bi2Te3‐based alloys have great market demand in miniaturized thermoelectric (TE) devices for solid‐state refrigeration and power generation. However, their poor mechanical properties increase the fabrication cost and decrease the service durability. Here,
Chaohua Zhang   +10 more
doaj   +2 more sources

Reactive Microneedle Patches with Antibacterial and Dead Bacteria‐Trapping Abilities for Skin Infection Treatment [PDF]

open access: yesAdvanced Science
Bacterial skin infections are highly prevalent and pose a significant public health threat. Current strategies are primarily focused on the inhibition of bacterial activation while disregarding the excessive inflammation induced by dead bacteria ...
Jingyang Shan   +4 more
doaj   +2 more sources

Water and seawater splitting with MgB2 plasmonic metal-based photocatalyst [PDF]

open access: yesScientific Reports
Plasmonic nanostructures can help to drive chemical photocatalytic reactions powered by sunlight. These reactions involve excitation of plasmon resonances and subsequent charge transfer to molecular orbitals under study.
Vasyl G. Kravets   +1 more
doaj   +2 more sources

In situ epitaxial MgB2 thin films for superconducting electronics

open access: yesNature Materials, 2002
A thin film technology compatible with multilayer device fabrication is critical for exploring the potential of the 39-K superconductor magnesium diboride for superconducting electronics. Using a Hybrid Physical-Chemical Vapor Deposition (HPCVD) process,
A Berenov   +40 more
core   +3 more sources

Improvements in the MgB2 ceramics formation by using a dry mechanical milling method [PDF]

open access: yesScience of Sintering, 2023
The development of the MgB2 manufacturing process to increase current density is an important issue to study. In this work, the MgB2 ceramics were manufactured by using the solid-state technique.
Hasbi Muhammad Yunan   +4 more
doaj   +1 more source

Strong Influence of Pressure on the Magnetic Properties of MgB2 Bulk Superconductors

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2023
The influence of the pressure on the magnetic and superconducting properties of polycrystalline MgB2 bulks was studied. Bulk MgB2 samples were prepared using conventional in-situ solid state reaction and hot-pressing methods.
Burcu Savaşkan
doaj   +1 more source

Improving the connectivity of MgB2 bulk superconductors by a novel liquid phase sintering process

open access: yesSuperconductors Science and Technology, 2022
This work investigates a new processing method developed to improve the connectivity of ex-situ MgB2 bulks at low sintering temperatures. Mg additions (1–10 wt.%) were mixed to pre-synthesised MgB2 to make composite powders that were sintered at 900 ∘C ...
G. Matthews   +5 more
semanticscholar   +1 more source

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