Matches in SemOpenAlex for { <https://semopenalex.org/work/W2053802503> ?p ?o ?g. }
Showing items 1 to 95 of
95
with 100 items per page.
- W2053802503 abstract "The application of the mechanical alloying (MA) technique for MgB/sub 2/ powder, tape and bulk preparation is a unique tool to obtain enhanced magnetic flux pinning by a combination of microstructure refinement and exact stoichiometry control of the MgB/sub 2/ compound. Additionally, variation of the stoichiometry as well as doping with MgO and SiO/sub 2/ lead to substantially increased critical current densities compared to the stoichiometric composition. MgB/sub 2/ bulk samples with a Mg excess of 5 wt.% show a critical current density J/sub c/ of about 1.5/spl middot/10/sup 6/ A/cm/sup 2/ at 7.5 K in self field. Doping with MgO, which improves J/sub c/ (1.6/spl middot/10/sup 6/ A/cm/sup 2/ at 7.5 K in self field), is more effective than doping with SiO/sub 2/. Stoichiometric and Mg-enriched partially reacted MA MgB/sub 2/ precursor powders were also used for powder-in-tube (PIT) tape fabrication with Fe sheath. By using this precursor the tapes can be annealed at relatively low temperatures of 500-600/spl deg/C. Despite reduced T/sub c/ values of 29-32 K, maximum critical current densities J/sub c/ of 35 kA/cm/sup 2/ and 9 kA/cm/sup 2/ in external magnetic fields of 7.5 T and 10 T, respectively, are achieved at 4.2 K. Microstructure investigations reveal that the high J/sub c/ values may be mainly due to the remarkably small MgB/sub 2/ grain size and defects, particularly MgO precipitates." @default.
- W2053802503 created "2016-06-24" @default.
- W2053802503 creator A5008132861 @default.
- W2053802503 creator A5028967959 @default.
- W2053802503 creator A5050423628 @default.
- W2053802503 creator A5063456556 @default.
- W2053802503 creator A5077858913 @default.
- W2053802503 creator A5088024180 @default.
- W2053802503 creator A5090550729 @default.
- W2053802503 date "2005-06-01" @default.
- W2053802503 modified "2023-09-30" @default.
- W2053802503 title "Enhanced Critical Current Density in Nanocrystalline Mechanically Alloyed<tex>$rm MgB_2$</tex>Bulk and Fe Sheathed Tapes" @default.
- W2053802503 cites W1203455394 @default.
- W2053802503 cites W1838934154 @default.
- W2053802503 cites W1971812548 @default.
- W2053802503 cites W1977415058 @default.
- W2053802503 cites W1991606900 @default.
- W2053802503 cites W2001647921 @default.
- W2053802503 cites W2004171521 @default.
- W2053802503 cites W2019065096 @default.
- W2053802503 cites W2026530281 @default.
- W2053802503 cites W203444554 @default.
- W2053802503 cites W2043294182 @default.
- W2053802503 cites W2048231965 @default.
- W2053802503 cites W2059041099 @default.
- W2053802503 cites W2061090081 @default.
- W2053802503 cites W2078491395 @default.
- W2053802503 cites W2078710135 @default.
- W2053802503 cites W3100888198 @default.
- W2053802503 cites W3104856872 @default.
- W2053802503 cites W3104973223 @default.
- W2053802503 doi "https://doi.org/10.1109/tasc.2005.848788" @default.
- W2053802503 hasPublicationYear "2005" @default.
- W2053802503 type Work @default.
- W2053802503 sameAs 2053802503 @default.
- W2053802503 citedByCount "1" @default.
- W2053802503 crossrefType "journal-article" @default.
- W2053802503 hasAuthorship W2053802503A5008132861 @default.
- W2053802503 hasAuthorship W2053802503A5028967959 @default.
- W2053802503 hasAuthorship W2053802503A5050423628 @default.
- W2053802503 hasAuthorship W2053802503A5063456556 @default.
- W2053802503 hasAuthorship W2053802503A5077858913 @default.
- W2053802503 hasAuthorship W2053802503A5088024180 @default.
- W2053802503 hasAuthorship W2053802503A5090550729 @default.
- W2053802503 hasConcept C113196181 @default.
- W2053802503 hasConcept C121332964 @default.
- W2053802503 hasConcept C140676511 @default.
- W2053802503 hasConcept C144082473 @default.
- W2053802503 hasConcept C147789679 @default.
- W2053802503 hasConcept C171250308 @default.
- W2053802503 hasConcept C185592680 @default.
- W2053802503 hasConcept C191897082 @default.
- W2053802503 hasConcept C192562407 @default.
- W2053802503 hasConcept C26873012 @default.
- W2053802503 hasConcept C2987373456 @default.
- W2053802503 hasConcept C43617362 @default.
- W2053802503 hasConcept C49040817 @default.
- W2053802503 hasConcept C54101563 @default.
- W2053802503 hasConcept C54131670 @default.
- W2053802503 hasConcept C57863236 @default.
- W2053802503 hasConcept C87976508 @default.
- W2053802503 hasConceptScore W2053802503C113196181 @default.
- W2053802503 hasConceptScore W2053802503C121332964 @default.
- W2053802503 hasConceptScore W2053802503C140676511 @default.
- W2053802503 hasConceptScore W2053802503C144082473 @default.
- W2053802503 hasConceptScore W2053802503C147789679 @default.
- W2053802503 hasConceptScore W2053802503C171250308 @default.
- W2053802503 hasConceptScore W2053802503C185592680 @default.
- W2053802503 hasConceptScore W2053802503C191897082 @default.
- W2053802503 hasConceptScore W2053802503C192562407 @default.
- W2053802503 hasConceptScore W2053802503C26873012 @default.
- W2053802503 hasConceptScore W2053802503C2987373456 @default.
- W2053802503 hasConceptScore W2053802503C43617362 @default.
- W2053802503 hasConceptScore W2053802503C49040817 @default.
- W2053802503 hasConceptScore W2053802503C54101563 @default.
- W2053802503 hasConceptScore W2053802503C54131670 @default.
- W2053802503 hasConceptScore W2053802503C57863236 @default.
- W2053802503 hasConceptScore W2053802503C87976508 @default.
- W2053802503 hasLocation W20538025031 @default.
- W2053802503 hasOpenAccess W2053802503 @default.
- W2053802503 hasPrimaryLocation W20538025031 @default.
- W2053802503 hasRelatedWork W1640274467 @default.
- W2053802503 hasRelatedWork W1992137515 @default.
- W2053802503 hasRelatedWork W1999366828 @default.
- W2053802503 hasRelatedWork W2009270357 @default.
- W2053802503 hasRelatedWork W2031875336 @default.
- W2053802503 hasRelatedWork W2058969859 @default.
- W2053802503 hasRelatedWork W2193637764 @default.
- W2053802503 hasRelatedWork W2356055033 @default.
- W2053802503 hasRelatedWork W2739433364 @default.
- W2053802503 hasRelatedWork W2908534369 @default.
- W2053802503 isParatext "false" @default.
- W2053802503 isRetracted "false" @default.
- W2053802503 magId "2053802503" @default.
- W2053802503 workType "article" @default.