Effect of polysilane addition on spark plasma sintering and superconducting properties of MgB2 bulks
Document Type
Article
Publication Date
11-1-2022
Abstract
Polycrystalline MgB2 bulk samples were produced by ex-situ spark plasma sintering (SPS) using the oxygen-free preceramic polymer additive poly(dimethylsilane) as a source for carbon doping and as a sintering aid. Two major effects were identified. One is the significant enhancement of the densification kinetics during sintering for all tested compositions. The second one is the improvement of the high field critical current density for a certain level of the poly(dimethylsilane) addition.
Keywords
Sintering, Superconductivity, Magnetic properties
Divisions
mechanical
Funders
Consiliul National al Cercetarii Stiintifice (CNCS) Unitatea Executiva pentru Finantarea Invatamantului Superior, a Cercetarii, Dezvoltarii si Inovarii (UEFISCDI) [5PTE/2020 BIOTEHKER],Ministerul Cercetarii, Inovarii si Digitalizarii [PN030101],Ministerul Cercetarii, Inovarii si Digitalizarii [21N/2019],IIRG at University of Malaya [IIRG007B-19IISS]
Publication Title
CERAMICS INTERNATIONAL
Volume
48
Issue
21
Publisher
ELSEVIER SCI LTD
Publisher Location
THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND