{"id":"https://openalex.org/A5060572302","orcid":"https://orcid.org/0000-0002-7021-4587","observed_orcids":["https://orcid.org/0000-0002-7021-4587"],"display_name":"E. Krishnakumar","raw_author_names":["E KRISHNAKUMAR","E Krishnakumar","E. KRISHNAKUMAR","E. Krishnakumar","Erumathadathil Krishnakumar","Krishnakumar, E","Krishnakumar, E."],"full_name":"Erumathadathil Krishnakumar","works_count":158,"cited_by_count":2883,"summary_stats":{"2yr_mean_citedness":0.8571428571428571,"h_index":28,"i10_index":72},"ids":{"openalex":"https://openalex.org/A5060572302","orcid":"https://orcid.org/0000-0002-7021-4587","observed_orcids":["https://orcid.org/0000-0002-7021-4587"]},"affiliations":[{"institution":{"id":"https://openalex.org/I11947397","ror":"https://ror.org/03ht1xw27","display_name":"Tata Institute of Fundamental Research","country_code":"IN","type":"education","lineage":["https://openalex.org/I11947397","https://openalex.org/I2799351866","https://openalex.org/I3149292468"]},"years":[2022,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2001,1999,1998,1997,1996,1995,1994,1993,1992,1991,1990]},{"institution":{"id":"https://openalex.org/I119598438","ror":"https://ror.org/01qdav448","display_name":"Raman Research Institute","country_code":"IN","type":"facility","lineage":["https://openalex.org/I119598438"]},"years":[2026,2024,2022,2021,2020,2019]},{"institution":{"id":"https://openalex.org/I121502294","ror":"https://ror.org/02p0p4q62","display_name":"Physical Research Laboratory","country_code":"IN","type":"facility","lineage":["https://openalex.org/I121502294"]},"years":[1987,1983,1981,1979]},{"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":[1995,1992,1991,1990]},{"institution":{"id":"https://openalex.org/I1334627681","ror":"https://ror.org/027k65916","display_name":"Jet Propulsion Laboratory","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]},"years":[1995,1992,1991,1990,1988]},{"institution":{"id":"https://openalex.org/I157485424","ror":"https://ror.org/05apxxy63","display_name":"Korea Advanced Institute of Science and Technology","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]},"years":[2007]},{"institution":{"id":"https://openalex.org/I165368041","ror":"https://ror.org/01db6h964","display_name":"University of Iceland","country_code":"IS","type":"education","lineage":["https://openalex.org/I165368041"]},"years":[2014]},{"institution":{"id":"https://openalex.org/I204136569","ror":"https://ror.org/05mzfcs16","display_name":"The Open University","country_code":"GB","type":"education","lineage":["https://openalex.org/I204136569"]},"years":[2014,2012,2011]},{"institution":{"id":"https://openalex.org/I75951250","ror":"https://ror.org/046ak2485","display_name":"Freie Universit\u00e4t Berlin","country_code":"DE","type":"education","lineage":["https://openalex.org/I75951250"]},"years":[2001]}],"last_known_institutions":[{"id":"https://openalex.org/I119598438","ror":"https://ror.org/01qdav448","display_name":"Raman Research Institute","country_code":"IN","type":"facility","lineage":["https://openalex.org/I119598438"]}],"topics":[{"id":"https://openalex.org/T10523","display_name":"Atomic and Molecular Physics","count":154,"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"}},{"id":"https://openalex.org/T10566","display_name":"Laser-Matter Interactions and Applications","count":84,"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"}},{"id":"https://openalex.org/T10002","display_name":"Advanced Chemical Physics Studies","count":77,"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"}},{"id":"https://openalex.org/T12039","display_name":"Electron and X-Ray Spectroscopy Techniques","count":34,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"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/T10781","display_name":"Low-Pressure Plasma Processing and Diagnostics","count":27,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10523","display_name":"Atomic and Molecular Physics","value":0.0002623,"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"}},{"id":"https://openalex.org/T10566","display_name":"Laser-Matter Interactions and Applications","value":0.0002466,"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"}},{"id":"https://openalex.org/T10002","display_name":"Advanced Chemical Physics Studies","value":0.0001082,"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"}},{"id":"https://openalex.org/T12039","display_name":"Electron and X-Ray Spectroscopy Techniques","value":0.0001011,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"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/T10683","display_name":"Mass Spectrometry Techniques and Applications","value":6.75e-05,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"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":0.957032322883606},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9425640106201172},{"id":"145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","score":0.8668882846832275},{"id":"184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","score":0.8142985105514526},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.41881853342056274}],"counts_by_year":[{"year":1979,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1983,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1988,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1990,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":1993,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":1994,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":5,"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":1,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":3,"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":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":10,"oa_works_count":6,"cited_by_count":0},{"year":2008,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":2010,"works_count":6,"oa_works_count":5,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":11,"oa_works_count":5,"cited_by_count":75},{"year":2013,"works_count":7,"oa_works_count":1,"cited_by_count":98},{"year":2014,"works_count":6,"oa_works_count":2,"cited_by_count":116},{"year":2015,"works_count":9,"oa_works_count":7,"cited_by_count":113},{"year":2016,"works_count":5,"oa_works_count":2,"cited_by_count":111},{"year":2017,"works_count":7,"oa_works_count":3,"cited_by_count":167},{"year":2018,"works_count":2,"oa_works_count":1,"cited_by_count":124},{"year":2019,"works_count":2,"oa_works_count":0,"cited_by_count":113},{"year":2020,"works_count":4,"oa_works_count":3,"cited_by_count":178},{"year":2021,"works_count":1,"oa_works_count":0,"cited_by_count":131},{"year":2022,"works_count":3,"oa_works_count":2,"cited_by_count":148},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":150},{"year":2024,"works_count":2,"oa_works_count":1,"cited_by_count":140},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":96},{"year":2026,"works_count":5,"oa_works_count":4,"cited_by_count":93}],"display_name_alternatives":["E KRISHNAKUMAR","E Krishnakumar","E. KRISHNAKUMAR","E. Krishnakumar","Erumathadathil Krishnakumar","Krishnakumar, E","Krishnakumar, E."],"block_key":"e krishnakumar","works_api_url":"https://api.openalex.org/works?filter=author.id:A5060572302","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5060572302","updated_date":"2026-11-14T11:48:19","created_date":"2016-06-24T00:00:00"}