{"id":"https://openalex.org/A5032845306","orcid":null,"observed_orcids":[],"display_name":"John L. Usher","raw_author_names":["J L Usher","J Usher","J. USHER","J. Usher","J.L. Usher","John L. Usher","Usher, J L","Usher, J.","Usher, J. L.","Usher, John L."],"full_name":"John L. Usher","works_count":34,"cited_by_count":17,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":2,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5032845306","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I200870766","ror":"https://ror.org/02ex6cf31","display_name":"Brookhaven National Laboratory","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I200870766","https://openalex.org/I39565521","https://openalex.org/I4210142672"]},"years":[1985,1984,1982,1981,1980,1976,1975]},{"institution":{"id":"https://openalex.org/I33213144","ror":"https://ror.org/02y3ad647","display_name":"University of Florida","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]},"years":[1972,1971]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10346","display_name":"Magnetic confinement fusion research","count":24,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10592","display_name":"Fusion materials and technologies","count":21,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10597","display_name":"Nuclear reactor physics and engineering","count":12,"subfield":{"id":"https://openalex.org/subfields/2104","display_name":"Nuclear Energy and Engineering"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13769","display_name":"Fusion and Plasma Physics Studies","count":12,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12560","display_name":"Nuclear Engineering Thermal-Hydraulics","count":6,"subfield":{"id":"https://openalex.org/subfields/2104","display_name":"Nuclear Energy and Engineering"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10592","display_name":"Fusion materials and technologies","value":4.48e-05,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10597","display_name":"Nuclear reactor physics and engineering","value":3.12e-05,"subfield":{"id":"https://openalex.org/subfields/2104","display_name":"Nuclear Energy and Engineering"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12560","display_name":"Nuclear Engineering Thermal-Hydraulics","value":2.68e-05,"subfield":{"id":"https://openalex.org/subfields/2104","display_name":"Nuclear Energy and Engineering"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12102","display_name":"Fire effects on concrete materials","value":2e-05,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11317","display_name":"Fire dynamics and safety research","value":1.92e-05,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"116915560","wikidata":"https://www.wikidata.org/wiki/Q83504","display_name":"Nuclear engineering","score":0.7706940770149231},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.6001972556114197},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.5709414482116699},{"id":"185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","score":0.5197851061820984},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.4647817611694336}],"counts_by_year":[{"year":1971,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1972,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1974,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1975,"works_count":8,"oa_works_count":4,"cited_by_count":0},{"year":1976,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1977,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1978,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":6,"oa_works_count":6,"cited_by_count":0},{"year":1981,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":1982,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1985,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1986,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["J L Usher","J Usher","J. USHER","J. Usher","J.L. Usher","John L. Usher","Usher, J L","Usher, J.","Usher, J. L.","Usher, John L."],"block_key":"j usher","works_api_url":"https://api.openalex.org/works?filter=author.id:A5032845306","awards_count":0,"updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}