{"id":"https://openalex.org/A5073745784","orcid":"https://orcid.org/0000-0003-0337-879X","observed_orcids":["https://orcid.org/0000-0003-0337-879X"],"display_name":"Lennart Johnsson","raw_author_names":["Johnsson, Lennart","Johnsson,Lennart","L Johnsson","L. . Concurrent Computation Johnsson","L. JOHNSSON","L. Johnsson","LENNART JOHNSSON","Lennart Johnsson","Lennart Johnsson Professor"],"full_name":"Johnsson, Lennart","works_count":117,"cited_by_count":1731,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":20,"i10_index":33},"ids":{"openalex":"https://openalex.org/A5073745784","orcid":"https://orcid.org/0000-0003-0337-879X","observed_orcids":["https://orcid.org/0000-0003-0337-879X"]},"affiliations":[{"institution":{"id":"https://openalex.org/I122411786","ror":"https://ror.org/05dxps055","display_name":"California Institute of Technology","country_code":"US","type":"education","lineage":["https://openalex.org/I122411786"]},"years":[1982,1981]},{"institution":{"id":"https://openalex.org/I1282105669","ror":"https://ror.org/05gvnxz63","display_name":"Argonne National Laboratory","country_code":"US","type":"facility","lineage":["https://openalex.org/I1282105669","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I40347166"]},"years":[1987]},{"institution":{"id":"https://openalex.org/I136199984","ror":"https://ror.org/03vek6s52","display_name":"Harvard University","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]},"years":[1994]},{"institution":{"id":"https://openalex.org/I32971472","ror":"https://ror.org/03v76x132","display_name":"Yale University","country_code":"US","type":"education","lineage":["https://openalex.org/I32971472"]},"years":[1990,1988,1987,1985,1984]},{"institution":{"id":"https://openalex.org/I40347166","ror":"https://ror.org/024mw5h28","display_name":"University of Chicago","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]},"years":[2016]},{"institution":{"id":"https://openalex.org/I44461941","ror":"https://ror.org/048sx0r50","display_name":"University of Houston","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]},"years":[2024,2023,2022,2021,2020,2017,2016,2014,2013,2010,2007,2005,2004,2001,2000,1999,1996]},{"institution":{"id":"https://openalex.org/I86987016","ror":"https://ror.org/026vcq606","display_name":"KTH Royal Institute of Technology","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]},"years":[2013,2011,2008,2007,2006,2004]}],"last_known_institutions":[{"id":"https://openalex.org/I44461941","ror":"https://ror.org/048sx0r50","display_name":"University of Houston","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]}],"topics":[{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","count":66,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","count":41,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10904","display_name":"Embedded Systems Design Techniques","count":21,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","count":20,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11986","display_name":"Scientific Computing and Data Management","count":18,"subfield":{"id":"https://openalex.org/subfields/1802","display_name":"Information Systems and Management"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","value":0.0001299,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","value":0.0001203,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","value":0.000113,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","value":7.92e-05,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11986","display_name":"Scientific Computing and Data Management","value":7.45e-05,"subfield":{"id":"https://openalex.org/subfields/1802","display_name":"Information Systems and Management"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.8991256952285767},{"id":"173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","score":0.822191596031189},{"id":"11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","score":0.7330403327941895},{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.5744737982749939},{"id":"111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","score":0.4523731470108032}],"counts_by_year":[{"year":1971,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1973,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1981,"works_count":6,"oa_works_count":4,"cited_by_count":0},{"year":1982,"works_count":10,"oa_works_count":6,"cited_by_count":0},{"year":1983,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":1984,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":1,"cited_by_count":70},{"year":2013,"works_count":6,"oa_works_count":2,"cited_by_count":52},{"year":2014,"works_count":3,"oa_works_count":0,"cited_by_count":58},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":55},{"year":2016,"works_count":2,"oa_works_count":1,"cited_by_count":39},{"year":2017,"works_count":2,"oa_works_count":1,"cited_by_count":23},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":26},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":24},{"year":2020,"works_count":3,"oa_works_count":1,"cited_by_count":22},{"year":2021,"works_count":2,"oa_works_count":1,"cited_by_count":36},{"year":2022,"works_count":2,"oa_works_count":0,"cited_by_count":39},{"year":2023,"works_count":2,"oa_works_count":1,"cited_by_count":43},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":29},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":41},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":10}],"display_name_alternatives":["Johnsson, Lennart","Johnsson,Lennart","L Johnsson","L. . Concurrent Computation Johnsson","L. JOHNSSON","L. Johnsson","LENNART JOHNSSON","Lennart Johnsson","Lennart Johnsson Professor"],"block_key":"l johnsson","works_api_url":"https://api.openalex.org/works?filter=author.id:A5073745784","updated_date":"2026-11-03T12:34:24","created_date":"2016-06-24T00:00:00"}
