{"id":"https://openalex.org/A5004100884","orcid":"https://orcid.org/0009-0000-8656-1252","observed_orcids":["https://orcid.org/0009-0000-8656-1252"],"display_name":"Sanjay Chattopadhyay","raw_author_names":["Chattopadhyay, S.","S Chattopadhyay","S K Chattopadhyay","S. CHATTOPADHYAY","S. Chattopadhyay","S. K. CHATTOPADHYAY","S. K. Chattopadhyay","S.K. Chattopadhyay","Sanjay Chattopadhyay"],"full_name":"Sanjay Chattopadhyay","works_count":334,"cited_by_count":2686,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":30,"i10_index":61},"ids":{"openalex":"https://openalex.org/A5004100884","orcid":"https://orcid.org/0009-0000-8656-1252","observed_orcids":["https://orcid.org/0009-0000-8656-1252"]},"affiliations":[{"institution":{"id":"https://openalex.org/I102322142","ror":"https://ror.org/05vt9qd57","display_name":"Rutgers, The State University of New Jersey","country_code":"US","type":"education","lineage":["https://openalex.org/I102322142"]},"years":[1991,1986,1985,1983,1982,1980,1978]},{"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":[2012,2011,2010,2009,2007,2006,2005,2004,2003]},{"institution":{"id":"https://openalex.org/I107639228","ror":"https://ror.org/00mkhxb43","display_name":"University of Notre Dame","country_code":"US","type":"education","lineage":["https://openalex.org/I107639228"]},"years":[1986,1985,1984,1983,1982]},{"institution":{"id":"https://openalex.org/I114832834","ror":"https://ror.org/04vmvtb21","display_name":"Tulane University","country_code":"US","type":"education","lineage":["https://openalex.org/I114832834"]},"years":[1982]},{"institution":{"id":"https://openalex.org/I1279672703","ror":"https://ror.org/01v4s0f07","display_name":"Variable Energy Cyclotron Centre","country_code":"IN","type":"government","lineage":["https://openalex.org/I1279672703","https://openalex.org/I2799351866","https://openalex.org/I3149292468"]},"years":[2013,2009,1992]},{"institution":{"id":"https://openalex.org/I1288214837","ror":"https://ror.org/04d23a975","display_name":"United States Naval Research Laboratory","country_code":"US","type":"facility","lineage":["https://openalex.org/I1288214837","https://openalex.org/I1330347796","https://openalex.org/I175003984","https://openalex.org/I3130687028"]},"years":[1987]},{"institution":{"id":"https://openalex.org/I132359460","ror":"https://ror.org/05cyd8v32","display_name":"University of Burdwan","country_code":"IN","type":"education","lineage":["https://openalex.org/I132359460"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I152754861","ror":"https://ror.org/01a5mqy88","display_name":"Bose Institute","country_code":"IN","type":"facility","lineage":["https://openalex.org/I152754861"]},"years":[1978]},{"institution":{"id":"https://openalex.org/I16019930","ror":"https://ror.org/0491yz035","display_name":"Saha Institute of Nuclear Physics","country_code":"IN","type":"facility","lineage":["https://openalex.org/I16019930"]},"years":[2014]},{"institution":{"id":"https://openalex.org/I161103922","ror":"https://ror.org/01rdrb571","display_name":"Philipps University of Marburg","country_code":"DE","type":"education","lineage":["https://openalex.org/I161103922"]},"years":[1992]},{"institution":{"id":"https://openalex.org/I165998391","ror":"https://ror.org/050p6gz73","display_name":"Indian Association for the Cultivation of Science","country_code":"IN","type":"education","lineage":["https://openalex.org/I165998391"]},"years":[2004,2002,2000,1999,1997,1993,1991]},{"institution":{"id":"https://openalex.org/I169541294","ror":"https://ror.org/01kpzv902","display_name":"Flinders University","country_code":"AU","type":"education","lineage":["https://openalex.org/I169541294"]},"years":[2009]},{"institution":{"id":"https://openalex.org/I184565670","ror":"https://ror.org/05vzafd60","display_name":"Georgetown University","country_code":"US","type":"education","lineage":["https://openalex.org/I184565670"]},"years":[1986,1985]},{"institution":{"id":"https://openalex.org/I193223587","ror":"https://ror.org/05trd4x28","display_name":"University of Trento","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]},"years":[2009]},{"institution":{"id":"https://openalex.org/I20089843","ror":"https://ror.org/00hx57361","display_name":"Princeton University","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]},"years":[1974]},{"institution":{"id":"https://openalex.org/I2802271162","ror":"https://ror.org/02b1bn727","display_name":"Chittaranjan National Cancer Institute","country_code":"IN","type":"healthcare","lineage":["https://openalex.org/I2802271162"]},"years":[1978]},{"institution":{"id":"https://openalex.org/I4210089010","ror":"https://ror.org/006vzad83","display_name":"Tata Medical Center","country_code":"IN","type":"funder","lineage":["https://openalex.org/I4210089010"]},"years":[2017]},{"institution":{"id":"https://openalex.org/I4210127473","ror":"https://ror.org/03fbwjm33","display_name":"Cancer Research Center","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210127473"]},"years":[1973,1972,1970,1969,1968]},{"institution":{"id":"https://openalex.org/I4210153341","ror":"https://ror.org/04ghh8334","display_name":"Central Sericultural Research and Training Institute","country_code":"IN","type":"government","lineage":["https://openalex.org/I4210153341"]},"years":[2016,2014,2002]},{"institution":{"id":"https://openalex.org/I4405270689","ror":"https://ror.org/01651sz36","display_name":"National Institute of Technical Teachers' Training and Research, Kolkata","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405270689"]},"years":[2013,2007,2005,2004]},{"institution":{"id":"https://openalex.org/I4405272376","ror":"https://ror.org/04334z971","display_name":"Maulana Azad College","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405272376"]},"years":[2016,2014,2012,2011]},{"institution":{"id":"https://openalex.org/I4405278067","ror":"https://ror.org/04vqxqg35","display_name":"Taki Government College","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405278067"]},"years":[2011,2010,2009,2008,2007]},{"institution":{"id":"https://openalex.org/I55302922","ror":"https://ror.org/016tfm930","display_name":"The University of Texas Medical Branch at Galveston","country_code":"US","type":"education","lineage":["https://openalex.org/I55302922"]},"years":[1967,1966]},{"institution":{"id":"https://openalex.org/I68145777","ror":"https://ror.org/0527mfk98","display_name":"Central Institute of Medicinal and Aromatic Plants","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I66760702","https://openalex.org/I68145777"]},"years":[1996]},{"institution":{"id":"https://openalex.org/I77430839","ror":"https://ror.org/00kz6qq24","display_name":"S.N. Bose National Centre for Basic Sciences","country_code":"IN","type":"facility","lineage":["https://openalex.org/I77430839"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I78577930","ror":"https://ror.org/00hj8s172","display_name":"Columbia University","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]},"years":[1985]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","count":192,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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/T10798","display_name":"Crystallography and molecular interactions","count":192,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T10939","display_name":"Crystal Structures and Properties","count":190,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T11129","display_name":"Photochemistry and Electron Transfer Studies","count":24,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T11177","display_name":"Spectroscopy and Quantum Chemical Studies","count":21,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12579","display_name":"Muon and positron interactions and applications","value":0.0003051,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter 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/T13539","display_name":"thermodynamics and calorimetric analyses","value":0.000156,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T10798","display_name":"Crystallography and molecular interactions","value":0.000153,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T10939","display_name":"Crystal Structures and Properties","value":0.0001488,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T10464","display_name":"Crystal structures of chemical compounds","value":0.0001256,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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":0.9778238534927368},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8789924383163452},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.7232707142829895},{"id":"8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","score":0.6509356498718262},{"id":"115624301","wikidata":"https://www.wikidata.org/wiki/Q895901","display_name":"Crystal structure","score":0.635771632194519}],"counts_by_year":[{"year":1965,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1966,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1967,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1968,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1969,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1970,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1972,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1973,"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":1,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1977,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1978,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1980,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1983,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1991,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1992,"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":2,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1996,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":2001,"works_count":6,"oa_works_count":5,"cited_by_count":0},{"year":2002,"works_count":8,"oa_works_count":5,"cited_by_count":0},{"year":2003,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":2004,"works_count":22,"oa_works_count":19,"cited_by_count":0},{"year":2005,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":21,"oa_works_count":18,"cited_by_count":0},{"year":2007,"works_count":15,"oa_works_count":12,"cited_by_count":0},{"year":2008,"works_count":14,"oa_works_count":12,"cited_by_count":0},{"year":2009,"works_count":16,"oa_works_count":12,"cited_by_count":0},{"year":2010,"works_count":21,"oa_works_count":21,"cited_by_count":0},{"year":2011,"works_count":35,"oa_works_count":33,"cited_by_count":0},{"year":2012,"works_count":22,"oa_works_count":19,"cited_by_count":131},{"year":2013,"works_count":43,"oa_works_count":38,"cited_by_count":126},{"year":2014,"works_count":4,"oa_works_count":1,"cited_by_count":118},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":108},{"year":2016,"works_count":2,"oa_works_count":0,"cited_by_count":127},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":129},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":141},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":120},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":96},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":73},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":93},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":102},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":98},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":104},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":68}],"display_name_alternatives":["Chattopadhyay, S.","S Chattopadhyay","S K Chattopadhyay","S. CHATTOPADHYAY","S. Chattopadhyay","S. K. CHATTOPADHYAY","S. K. Chattopadhyay","S.K. Chattopadhyay","Sanjay Chattopadhyay"],"block_key":"s chattopadhyay","works_api_url":"https://api.openalex.org/works?filter=author.id:A5004100884","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}