{"id":"https://openalex.org/A5113571938","orcid":null,"observed_orcids":[],"display_name":"John H. Root","raw_author_names":["J H Root","J Root","J. H. Root","J. ROOT","J. Root","J.H Root","J.H. ROOT","J.H. Root","JH Root","John H Root","John H. ROOT","John H. Root","John Root","Root, J. H.","Root, J.H.","Root, John"],"full_name":"John H. Root","works_count":119,"cited_by_count":2016,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":23,"i10_index":41},"ids":{"openalex":"https://openalex.org/A5113571938","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210135718","ror":"https://ror.org/02tjxem41","display_name":"Steacie Institute for Molecular Sciences","country_code":"CA","type":"facility","lineage":["https://openalex.org/I4210135718","https://openalex.org/I4210159778"]},"years":[2002,2001,1999,1991]},{"institution":{"id":"https://openalex.org/I4210152053","ror":"https://ror.org/03ypqw073","display_name":"Australian Eggs","country_code":"AU","type":"company","lineage":["https://openalex.org/I4210152053"]},"years":[1995]},{"institution":{"id":"https://openalex.org/I4210159778","ror":"https://ror.org/04mte1k06","display_name":"National Research Council Canada","country_code":"CA","type":"government","lineage":["https://openalex.org/I4210159778"]},"years":[2024,2019,2018,2014,2011,2007,2006,2003,2002,2000,1999,1998,1997,1991]},{"institution":{"id":"https://openalex.org/I5023651","ror":"https://ror.org/01pxwe438","display_name":"McGill University","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]},"years":[1996]},{"institution":{"id":"https://openalex.org/I69816183","ror":"https://ror.org/019ja9e37","display_name":"Atomic Energy (Canada)","country_code":"CA","type":"company","lineage":["https://openalex.org/I69816183"]},"years":[1999,1998,1997,1996,1995,1994,1993,1992,1991,1990,1989,1988]},{"institution":{"id":"https://openalex.org/I79817857","ror":"https://ror.org/01r7awg59","display_name":"University of Guelph","country_code":"CA","type":"education","lineage":["https://openalex.org/I79817857"]},"years":[1988,1986,1983,1982,1981]},{"institution":{"id":"https://openalex.org/I98251732","ror":"https://ror.org/02fa3aq29","display_name":"McMaster University","country_code":"CA","type":"education","lineage":["https://openalex.org/I98251732"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I98358874","ror":"https://ror.org/02e2c7k09","display_name":"Delft University of Technology","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]},"years":[1993]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T11949","display_name":"Nuclear Physics and Applications","count":35,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"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/T10834","display_name":"Welding Techniques and Residual Stresses","count":22,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T12613","display_name":"X-ray Diffraction in Crystallography","count":22,"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/T10386","display_name":"Microstructure and Mechanical Properties of Steels","count":19,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T12106","display_name":"Surface Treatment and Residual Stress","count":17,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11949","display_name":"Nuclear Physics and Applications","value":0.0001403,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"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/T12106","display_name":"Surface Treatment and Residual Stress","value":0.0001359,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T12613","display_name":"X-ray Diffraction in Crystallography","value":9.95e-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/T10834","display_name":"Welding Techniques and Residual Stresses","value":7.54e-05,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T12169","display_name":"Non-Destructive Testing Techniques","value":7.3e-05,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9435617923736572},{"id":"73585123","wikidata":"https://www.wikidata.org/wiki/Q910499","display_name":"Neutron diffraction","score":0.8375217914581299},{"id":"159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","score":0.7849105000495911},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.5731997489929199},{"id":"120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","score":0.4920598864555359}],"counts_by_year":[{"year":1981,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1983,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":8,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":8,"oa_works_count":2,"cited_by_count":0},{"year":1992,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":1994,"works_count":12,"oa_works_count":6,"cited_by_count":0},{"year":1995,"works_count":8,"oa_works_count":2,"cited_by_count":0},{"year":1996,"works_count":11,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":11,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2003,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"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":2,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":100},{"year":2013,"works_count":1,"oa_works_count":1,"cited_by_count":96},{"year":2014,"works_count":2,"oa_works_count":1,"cited_by_count":88},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":79},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":71},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":97},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":89},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":60},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":94},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":79},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":60},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":51},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":52},{"year":2025,"works_count":1,"oa_works_count":0,"cited_by_count":35},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":40}],"display_name_alternatives":["J H Root","J Root","J. H. Root","J. ROOT","J. Root","J.H Root","J.H. ROOT","J.H. Root","JH Root","John H Root","John H. ROOT","John H. Root","John Root","Root, J. H.","Root, J.H.","Root, John"],"block_key":"j root","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113571938","awards_count":0,"updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}
