{"id":"https://openalex.org/A5111843652","orcid":null,"observed_orcids":[],"display_name":"GERARD JEAN MARTIN","raw_author_names":["G .J. Martin","G J Martin","G. J. MARTIN","G. J. Martin","G.J Martin","G.J. Martin","G.\u2010J. MARTIN","GERARD J. MARTIN","GERARD JEAN MARTIN","GERARD MARTIN","Gerard J Martin","Gerard J. Martin","Gerard Jean Martin","Gerard Martin","G\u00e8rard Martin","G\u00e9Rard J Martin","G\u00e9rard J Martin","G\u00e9rard J. Martin","G\u00e9rard Jean Martin","G\u00e9rard Martin","G\ufffdrard Jean Martin","MARTIN Gerard","Martin, G.J."],"full_name":"GERARD JEAN MARTIN","works_count":225,"cited_by_count":5367,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":41,"i10_index":117},"ids":{"openalex":"https://openalex.org/A5111843652","orcid":null,"observed_orcids":[]},"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":[2007,1999,1998,1997,1996,1995,1994,1993,1992,1991,1990,1989,1988,1986,1985,1983,1982,1981,1980,1979,1978,1976,1975,1974]},{"institution":{"id":"https://openalex.org/I134560555","ror":"https://ror.org/02v6kpv12","display_name":"Universit\u00e9 Toulouse III - Paul Sabatier","country_code":"FR","type":"education","lineage":["https://openalex.org/I134560555","https://openalex.org/I4405258862"]},"years":[1983]},{"institution":{"id":"https://openalex.org/I39804081","ror":"https://ror.org/02en5vm52","display_name":"Sorbonne Universit\u00e9","country_code":"FR","type":"education","lineage":["https://openalex.org/I39804081"]},"years":[1964]},{"institution":{"id":"https://openalex.org/I4210112910","ror":"https://ror.org/0250ngj72","display_name":"Centre Hospitalier Universitaire d'Angers","country_code":"FR","type":"healthcare","lineage":["https://openalex.org/I4210112910"]},"years":[1981]},{"institution":{"id":"https://openalex.org/I4210140689","ror":"https://ror.org/04akaak77","display_name":"Technical Institute of Physics and Chemistry","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210140689"]},"years":[1984]},{"institution":{"id":"https://openalex.org/I4210143563","ror":"https://ror.org/04qgfge56","display_name":"Laboratoire de Synth\u00e8se Organique","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I142476485","https://openalex.org/I201181511","https://openalex.org/I4210128300","https://openalex.org/I4210143563","https://openalex.org/I4210145102","https://openalex.org/I4405258625"]},"years":[1966,1964]},{"institution":{"id":"https://openalex.org/I4210144972","ror":"https://ror.org/04db3be62","display_name":"Laboratoire de Chimie Organique","country_code":"FR","type":"facility","lineage":["https://openalex.org/I190752583","https://openalex.org/I2746051580","https://openalex.org/I4210144972","https://openalex.org/I98910050"]},"years":[1972,1970,1965]},{"institution":{"id":"https://openalex.org/I4210155911","ror":"https://ror.org/04mdycw91","display_name":"Eurofins (France)","country_code":"FR","type":"company","lineage":["https://openalex.org/I4210150086","https://openalex.org/I4210155911"]},"years":[2009,2008,2006,2005,2004,2003,2002,1997,1996,1995,1993]},{"institution":{"id":"https://openalex.org/I4387156284","ror":"https://ror.org/0220k9r37","display_name":"Universit\u00e9 Paris Descartes","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241","https://openalex.org/I4387156284"]},"years":[1966]},{"institution":{"id":"https://openalex.org/I4405260337","ror":"https://ror.org/03kjmz544","display_name":"Universit\u00e9 de Nantes","country_code":"FR","type":"education","lineage":["https://openalex.org/I4405260337","https://openalex.org/I97188460"]},"years":[2007,2005,1999,1998,1997,1996,1995,1994,1992,1991,1990,1989,1988,1986,1985,1984,1983,1982,1981,1980,1979,1978,1976,1975,1974,1972,1970,1966,1965]},{"institution":{"id":"https://openalex.org/I4405264447","ror":"https://ror.org/01yvrd251","display_name":"Universit\u00e9 Pierre-et-Marie-Curie","country_code":"FR","type":"education","lineage":["https://openalex.org/I39804081","https://openalex.org/I4405264447"]},"years":[1980]},{"institution":{"id":"https://openalex.org/I62396329","ror":"https://ror.org/03nhjew95","display_name":"Universit\u00e9 de Rouen Normandie","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210105918","https://openalex.org/I62396329"]},"years":[1966]},{"institution":{"id":"https://openalex.org/I9073902","ror":"https://ror.org/05ggn0a85","display_name":"University of Chemistry and Technology, Prague","country_code":"CZ","type":"education","lineage":["https://openalex.org/I9073902"]},"years":[1989]},{"institution":{"id":"https://openalex.org/I97188460","ror":"https://ror.org/03gnr7b55","display_name":"Nantes Universit\u00e9","country_code":"FR","type":"education","lineage":["https://openalex.org/I97188460"]},"years":[2007,2005,2000,1999,1998,1997,1996,1995,1994,1992,1991,1990,1989,1988,1986,1985,1984,1983,1982,1981,1980,1979,1978,1976,1975,1974,1972,1970,1969,1968,1966]},{"institution":{"id":"https://openalex.org/I98702875","ror":"https://ror.org/051kpcy16","display_name":"Universit\u00e9 de Caen Normandie","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210105918","https://openalex.org/I98702875"]},"years":[1978]}],"last_known_institutions":[{"id":"https://openalex.org/I4210155911","ror":"https://ror.org/04mdycw91","display_name":"Eurofins (France)","country_code":"FR","type":"company","lineage":["https://openalex.org/I4210150086","https://openalex.org/I4210155911"]}],"topics":[{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","count":95,"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"}},{"id":"https://openalex.org/T12748","display_name":"Molecular spectroscopy and chirality","count":70,"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"}},{"id":"https://openalex.org/T10640","display_name":"Spectroscopy and Chemometric Analyses","count":53,"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/T12388","display_name":"Identification and Quantification in Food","count":44,"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/T12410","display_name":"Structural and Chemical Analysis of Organic and Inorganic Compounds","count":35,"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/T12388","display_name":"Identification and Quantification in Food","value":0.0007138,"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/T12748","display_name":"Molecular spectroscopy and chirality","value":0.0004003,"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"}},{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","value":0.0003189,"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"}},{"id":"https://openalex.org/T13561","display_name":"Chemical Reactions and Isotopes","value":0.0002762,"subfield":{"id":"https://openalex.org/subfields/3003","display_name":"Pharmaceutical Science"},"field":{"id":"https://openalex.org/fields/30","display_name":"Pharmacology, Toxicology and Pharmaceutics"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12073","display_name":"Isotope Analysis in Ecology","value":0.0002453,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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":0.9875925779342651},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.7585258483886719},{"id":"43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","score":0.7012013792991638},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.4905199408531189},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.1912173628807068}],"counts_by_year":[{"year":1964,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1965,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1966,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1967,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1968,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1969,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1970,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1972,"works_count":9,"oa_works_count":0,"cited_by_count":0},{"year":1973,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1974,"works_count":9,"oa_works_count":0,"cited_by_count":0},{"year":1975,"works_count":9,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":1977,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1978,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1979,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":10,"oa_works_count":1,"cited_by_count":0},{"year":1981,"works_count":12,"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":9,"oa_works_count":2,"cited_by_count":0},{"year":1984,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":8,"oa_works_count":1,"cited_by_count":0},{"year":1986,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":4,"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":5,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":12,"oa_works_count":3,"cited_by_count":0},{"year":1996,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":11,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":1999,"works_count":9,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":4,"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":1,"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":2,"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":6,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":131},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":120},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":102},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":151},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":130},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":124},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":145},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":118},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":112},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":133},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":71},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":124},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":74},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":65},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":48}],"display_name_alternatives":["G .J. Martin","G J Martin","G. J. MARTIN","G. J. Martin","G.J Martin","G.J. Martin","G.\u2010J. MARTIN","GERARD J. MARTIN","GERARD JEAN MARTIN","GERARD MARTIN","Gerard J Martin","Gerard J. Martin","Gerard Jean Martin","Gerard Martin","G\u00e8rard Martin","G\u00e9Rard J Martin","G\u00e9rard J Martin","G\u00e9rard J. Martin","G\u00e9rard Jean Martin","G\u00e9rard Martin","G\ufffdrard Jean Martin","MARTIN Gerard","Martin, G.J."],"block_key":"g martin","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111843652","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111843652","updated_date":"2026-11-14T11:48:19","created_date":"2016-06-24T00:00:00"}