{"id":"https://openalex.org/A5056337692","orcid":"https://orcid.org/0000-0002-2288-4287","observed_orcids":["https://orcid.org/0000-0002-2288-4287"],"display_name":"Raja Chinnappan","raw_author_names":["Chinnappan Raja","Raja Chinnappan"],"full_name":"Raja Chinnappan","works_count":76,"cited_by_count":2651,"summary_stats":{"2yr_mean_citedness":8.217391304347826,"h_index":30,"i10_index":56},"ids":{"openalex":"https://openalex.org/A5056337692","orcid":"https://orcid.org/0000-0002-2288-4287","observed_orcids":["https://orcid.org/0000-0002-2288-4287"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1294671590","ror":"https://ror.org/02feahw73","display_name":"Centre National de la Recherche Scientifique","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},"years":[2009,2008,2005]},{"institution":{"id":"https://openalex.org/I130238516","ror":"https://ror.org/017zqws13","display_name":"University of Minnesota","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]},"years":[2007]},{"institution":{"id":"https://openalex.org/I134359838","ror":"https://ror.org/00cdrtq48","display_name":"Alfaisal University","country_code":"SA","type":"education","lineage":["https://openalex.org/I134359838"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017]},{"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":[2013,2010]},{"institution":{"id":"https://openalex.org/I189590672","ror":"https://ror.org/05p1j8758","display_name":"Kansas State University","country_code":"US","type":"education","lineage":["https://openalex.org/I189590672"]},"years":[2010,2007]},{"institution":{"id":"https://openalex.org/I2800965796","ror":"https://ror.org/05n0wgt02","display_name":"King Faisal Specialist Hospital & Research Centre","country_code":"SA","type":"healthcare","lineage":["https://openalex.org/I2800965796"]},"years":[2026,2025,2024,2023,2022]},{"institution":{"id":"https://openalex.org/I39481719","ror":"https://ror.org/04td37d32","display_name":"Institut National de la Recherche Scientifique","country_code":"CA","type":"education","lineage":["https://openalex.org/I39481719","https://openalex.org/I49663120"]},"years":[2012,2011]},{"institution":{"id":"https://openalex.org/I4210091644","ror":"https://ror.org/0032sc770","display_name":"Laboratoire de Biophotonique et Pharmacologie","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I4210091644","https://openalex.org/I4210096427","https://openalex.org/I4405257448","https://openalex.org/I68947357"]},"years":[2009]},{"institution":{"id":"https://openalex.org/I68947357","ror":"https://ror.org/00pg6eq24","display_name":"Universit\u00e9 de Strasbourg","country_code":"FR","type":"education","lineage":["https://openalex.org/I68947357"]},"years":[2009,2005]}],"last_known_institutions":[{"id":"https://openalex.org/I134359838","ror":"https://ror.org/00cdrtq48","display_name":"Alfaisal University","country_code":"SA","type":"education","lineage":["https://openalex.org/I134359838"]},{"id":"https://openalex.org/I2800965796","ror":"https://ror.org/05n0wgt02","display_name":"King Faisal Specialist Hospital & Research Centre","country_code":"SA","type":"healthcare","lineage":["https://openalex.org/I2800965796"]}],"topics":[{"id":"https://openalex.org/T10207","display_name":"Advanced biosensing and bioanalysis techniques","count":36,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11393","display_name":"Biosensors and Analytical Detection","count":28,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10212","display_name":"Electrochemical sensors and biosensors","count":24,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical 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/T10432","display_name":"DNA and Nucleic Acid Chemistry","count":11,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11754","display_name":"SARS-CoV-2 detection and testing","count":10,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11393","display_name":"Biosensors and Analytical Detection","value":0.0001644,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10207","display_name":"Advanced biosensing and bioanalysis techniques","value":0.000143,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11754","display_name":"SARS-CoV-2 detection and testing","value":0.0001182,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10212","display_name":"Electrochemical sensors and biosensors","value":7.36e-05,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical 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/T11985","display_name":"Marine Toxins and Detection Methods","value":5.27e-05,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"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":0.9686917066574097},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.7554432153701782},{"id":"153911025","wikidata":"https://www.wikidata.org/wiki/Q7202","display_name":"Molecular biology","score":0.6534644961357117},{"id":"43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","score":0.6048204302787781},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.43059998750686646}],"counts_by_year":[{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"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":1,"cited_by_count":0},{"year":2010,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":1,"cited_by_count":51},{"year":2013,"works_count":1,"oa_works_count":1,"cited_by_count":52},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":66},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":50},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":63},{"year":2017,"works_count":7,"oa_works_count":2,"cited_by_count":74},{"year":2018,"works_count":4,"oa_works_count":2,"cited_by_count":83},{"year":2019,"works_count":7,"oa_works_count":0,"cited_by_count":118},{"year":2020,"works_count":8,"oa_works_count":2,"cited_by_count":200},{"year":2021,"works_count":4,"oa_works_count":1,"cited_by_count":198},{"year":2022,"works_count":4,"oa_works_count":3,"cited_by_count":232},{"year":2023,"works_count":7,"oa_works_count":7,"cited_by_count":287},{"year":2024,"works_count":8,"oa_works_count":8,"cited_by_count":340},{"year":2025,"works_count":5,"oa_works_count":5,"cited_by_count":409},{"year":2026,"works_count":10,"oa_works_count":10,"cited_by_count":347}],"display_name_alternatives":["Chinnappan Raja","Raja Chinnappan"],"block_key":"r chinnappan","works_api_url":"https://api.openalex.org/works?filter=author.id:A5056337692","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5056337692","updated_date":"2026-11-13T15:08:24","created_date":"2016-06-24T00:00:00"}