{"id":"https://openalex.org/A5113872866","orcid":null,"observed_orcids":[],"display_name":"Y.\u2010C. XU","raw_author_names":["Xu Yao-Chang","Y. C. Xu","Y.\u2010C. XU","Yao-Chang Xu","Yao-chang Xu","Yaochang Xu","Yao\u2010Chang Xu","Yao\u2010chang Xu"],"full_name":"Yun-Shan Xu","works_count":53,"cited_by_count":772,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":15,"i10_index":20},"ids":{"openalex":"https://openalex.org/A5113872866","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I135117807","ror":"https://ror.org/00kybxq39","display_name":"Universit\u00e9 de Sherbrooke","country_code":"CA","type":"education","lineage":["https://openalex.org/I135117807"]},"years":[1994,1993,1991]},{"institution":{"id":"https://openalex.org/I168537998","ror":"https://ror.org/01qat3289","display_name":"Eli Lilly (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I168537998"]},"years":[2004,2003,2002,2000,1999,1998,1996,1995,1994]},{"institution":{"id":"https://openalex.org/I36344538","ror":"https://ror.org/03y76pe29","display_name":"Albany Molecular Research (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I36344538"]},"years":[2003]},{"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":[1999,1996,1995,1994,1993,1988]},{"institution":{"id":"https://openalex.org/I4210091341","ror":"https://ror.org/00fxgea47","display_name":"Novartis (China)","country_code":"CN","type":"company","lineage":["https://openalex.org/I1283582996","https://openalex.org/I4210091341"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I4405266986","ror":"https://ror.org/00naw5y04","display_name":"Abbisko Therapeutics Co., Ltd. (China)","country_code":"CN","type":"company","lineage":["https://openalex.org/I4405266986"]},"years":[2018]}],"last_known_institutions":[{"id":"https://openalex.org/I4405266986","ror":"https://ror.org/00naw5y04","display_name":"Abbisko Therapeutics Co., Ltd. (China)","country_code":"CN","type":"company","lineage":["https://openalex.org/I4405266986"]}],"topics":[{"id":"https://openalex.org/T13859","display_name":"Organic Chemistry Synthesis Methods","count":17,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12653","display_name":"Cyclization and Aryne Chemistry","count":14,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11298","display_name":"Synthesis and Properties of Aromatic Compounds","count":8,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11611","display_name":"Cyclopropane Reaction Mechanisms","count":8,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11989","display_name":"Oxidative Organic Chemistry Reactions","count":8,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12653","display_name":"Cyclization and Aryne Chemistry","value":0.0002684,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13023","display_name":"Synthesis of Organic Compounds","value":0.0001122,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12893","display_name":"Organic Chemistry Cycloaddition Reactions","value":7.26e-05,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11611","display_name":"Cyclopropane Reaction Mechanisms","value":6.99e-05,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11989","display_name":"Oxidative Organic Chemistry Reactions","value":4.39e-05,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9906817674636841},{"id":"161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","score":0.6993456482887268},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.6404261589050293},{"id":"71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","score":0.6255562901496887},{"id":"21951064","wikidata":"https://www.wikidata.org/wiki/Q899212","display_name":"Combinatorial chemistry","score":0.5580008029937744}],"counts_by_year":[{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":10,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":0,"cited_by_count":20},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":31},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":39},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":37},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":26},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":20},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":33},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":37},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":31},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":38},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":35}],"display_name_alternatives":["Xu Yao-Chang","Y. C. Xu","Y.\u2010C. XU","Yao-Chang Xu","Yao-chang Xu","Yaochang Xu","Yao\u2010Chang Xu","Yao\u2010chang Xu"],"block_key":"y xu","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113872866","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5113872866","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}