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Fabtication of BI -2223 superconducting tapes using dip coating technique

This study presents the fabrication method for the Bi-2223 phase of bismuth-based superconductor using dip-coated technique. Bi-2223 superconductor precursor powder was synthesised through solid state reaction. Bismuth (III) oxide, lead (II) oxide, strontium carbonate, calcium carbonate and copper (...

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Main Author: Muhammad Syamil Bin Sahari
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Published: 2023
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Material
Superconductor
BSCCO
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spelling my.uniten.dspace-203972023-05-05T07:20:03Z Fabtication of BI -2223 superconducting tapes using dip coating technique Muhammad Syamil Bin Sahari Material Superconductor BSCCO This study presents the fabrication method for the Bi-2223 phase of bismuth-based superconductor using dip-coated technique. Bi-2223 superconductor precursor powder was synthesised through solid state reaction. Bismuth (III) oxide, lead (II) oxide, strontium carbonate, calcium carbonate and copper (II) oxide was mixed and grinded in an agate mortar before calcined at 800 oC for 2 hours. The powder is compresses to pellet form using a hydraulic press at 7 tonnes before it was sintered twice at 840 oC for 48 hours. To use the dip-coated technique, Bi-2223 precursor powder need to be in form of liquid. The liquid slurry was made by mixing Bi-2223 precursor powder with trichloroethylene, sorbitan trioleate, 1-3 propanediol, poly-vinyl butyral in a proper composition. A silver strip with 99.998 % purity was used as the substrate material for the dip-coating process. After the dip-coating process, the coated silver strip underwent two stages of annealing with intermediary pressing, the first one is at 500 oC for 1 hour in flowing oxygen which is to discard all the organic binder and the second annealing is done at 840 oC for 72 hours to improve the microstructure and fix the crack formed in the pressing process. The tape was pressed to increase its packing density of the microstructure. The fabricated Bi-2223 superconducting tape was then characterised analysed using X-ray Diffraction (XRD), Scanning Electron Microscope (SEM) and DC resistivity test using four-point probe apparatus. 2023-05-03T14:59:50Z 2023-05-03T14:59:50Z 2020-02 https://irepository.uniten.edu.my/handle/123456789/20397 application/pdf
institution Universiti Tenaga Nasional
building UNITEN Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Tenaga Nasional
content_source UNITEN Institutional Repository
url_provider http://dspace.uniten.edu.my/
topic Material
Superconductor
BSCCO
spellingShingle Material
Superconductor
BSCCO
Muhammad Syamil Bin Sahari
Fabtication of BI -2223 superconducting tapes using dip coating technique
description This study presents the fabrication method for the Bi-2223 phase of bismuth-based superconductor using dip-coated technique. Bi-2223 superconductor precursor powder was synthesised through solid state reaction. Bismuth (III) oxide, lead (II) oxide, strontium carbonate, calcium carbonate and copper (II) oxide was mixed and grinded in an agate mortar before calcined at 800 oC for 2 hours. The powder is compresses to pellet form using a hydraulic press at 7 tonnes before it was sintered twice at 840 oC for 48 hours. To use the dip-coated technique, Bi-2223 precursor powder need to be in form of liquid. The liquid slurry was made by mixing Bi-2223 precursor powder with trichloroethylene, sorbitan trioleate, 1-3 propanediol, poly-vinyl butyral in a proper composition. A silver strip with 99.998 % purity was used as the substrate material for the dip-coating process. After the dip-coating process, the coated silver strip underwent two stages of annealing with intermediary pressing, the first one is at 500 oC for 1 hour in flowing oxygen which is to discard all the organic binder and the second annealing is done at 840 oC for 72 hours to improve the microstructure and fix the crack formed in the pressing process. The tape was pressed to increase its packing density of the microstructure. The fabricated Bi-2223 superconducting tape was then characterised analysed using X-ray Diffraction (XRD), Scanning Electron Microscope (SEM) and DC resistivity test using four-point probe apparatus.
format
author Muhammad Syamil Bin Sahari
author_facet Muhammad Syamil Bin Sahari
author_sort Muhammad Syamil Bin Sahari
title Fabtication of BI -2223 superconducting tapes using dip coating technique
title_short Fabtication of BI -2223 superconducting tapes using dip coating technique
title_full Fabtication of BI -2223 superconducting tapes using dip coating technique
title_fullStr Fabtication of BI -2223 superconducting tapes using dip coating technique
title_full_unstemmed Fabtication of BI -2223 superconducting tapes using dip coating technique
title_sort fabtication of bi -2223 superconducting tapes using dip coating technique
publishDate 2023
_version_ 1806427781347672064
score 13.222552

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