{"id":"https://openalex.org/A5111706309","orcid":null,"observed_orcids":[],"display_name":"Gautam Chattopadhyay","raw_author_names":["G. CHATTOPADHYAY","GAUTAM CHATTOPADHYAY","Gautam Chattopadhyay"],"full_name":"Gautam Chattopadhyay","works_count":29,"cited_by_count":104,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":5,"i10_index":4},"ids":{"openalex":"https://openalex.org/A5111706309","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I106542073","ror":"https://ror.org/01e7v7w47","display_name":"University of Calcutta","country_code":"IN","type":"education","lineage":["https://openalex.org/I106542073"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I157674215","ror":"https://ror.org/04xgbph11","display_name":"Presidency University","country_code":"IN","type":"education","lineage":["https://openalex.org/I157674215"]},"years":[2013,2011,2010,2009,2008,2005,2004,1991,1990]},{"institution":{"id":"https://openalex.org/I4405271444","ror":"https://ror.org/02eqc6p66","display_name":"Krishnagar Government College","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405271444"]},"years":[1999]}],"last_known_institutions":[{"id":"https://openalex.org/I157674215","ror":"https://ror.org/04xgbph11","display_name":"Presidency University","country_code":"IN","type":"education","lineage":["https://openalex.org/I157674215"]}],"topics":[{"id":"https://openalex.org/T14459","display_name":"Synthesis and Reactions of Organic Compounds","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/T13208","display_name":"Synthesis of heterocyclic compounds","count":10,"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/T12270","display_name":"Microwave-Assisted Synthesis and Applications","count":6,"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/T12410","display_name":"Structural and Chemical Analysis of Organic and Inorganic Compounds","count":6,"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/T13188","display_name":"Synthesis and bioactivity of alkaloids","count":6,"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/T14459","display_name":"Synthesis and Reactions of Organic Compounds","value":0.0002481,"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/T13188","display_name":"Synthesis and bioactivity of alkaloids","value":0.0001315,"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/T12973","display_name":"Synthesis of Indole Derivatives","value":8.03e-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/T12270","display_name":"Microwave-Assisted Synthesis and Applications","value":6.63e-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/T13208","display_name":"Synthesis of heterocyclic compounds","value":4.77e-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":0.9904016256332397},{"id":"21951064","wikidata":"https://www.wikidata.org/wiki/Q899212","display_name":"Combinatorial chemistry","score":0.6904824376106262},{"id":"71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","score":0.5096886157989502},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.4963422417640686},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.208902508020401}],"counts_by_year":[{"year":1977,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"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":1999,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"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":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":3},{"year":2013,"works_count":4,"oa_works_count":0,"cited_by_count":13},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["G. CHATTOPADHYAY","GAUTAM CHATTOPADHYAY","Gautam Chattopadhyay"],"block_key":"g chattopadhyay","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111706309","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111706309","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}