{"id":"https://openalex.org/A5040468509","orcid":"https://orcid.org/0000-0003-0541-9209","observed_orcids":["https://orcid.org/0000-0003-0541-9209"],"display_name":"Hedayatollah Ghourchian","raw_author_names":["Ghourchian Hedayatollah","H Ghourchian","H. Ghourchian","H.O. Ghourchian","Hedayatoallah Ghourchian","Hedayatolah Ghourchian","Hedayatollah Ghourchian"],"full_name":"Hedayatollah Ghourchian","works_count":166,"cited_by_count":3380,"summary_stats":{"2yr_mean_citedness":5.615384615384615,"h_index":35,"i10_index":88},"ids":{"openalex":"https://openalex.org/A5040468509","orcid":"https://orcid.org/0000-0003-0541-9209","observed_orcids":["https://orcid.org/0000-0003-0541-9209"]},"affiliations":[{"institution":{"id":"https://openalex.org/I11892038","ror":"https://ror.org/01sn1yx84","display_name":"University of Nigeria","country_code":"NG","type":"education","lineage":["https://openalex.org/I11892038"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I23946033","ror":"https://ror.org/05vf56z40","display_name":"University of Tehran","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003]}],"last_known_institutions":[{"id":"https://openalex.org/I23946033","ror":"https://ror.org/05vf56z40","display_name":"University of Tehran","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"topics":[{"id":"https://openalex.org/T10212","display_name":"Electrochemical sensors and biosensors","count":88,"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"}},{"id":"https://openalex.org/T10404","display_name":"Enzyme Catalysis and Immobilization","count":64,"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/T10207","display_name":"Advanced biosensing and bioanalysis techniques","count":45,"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/T11434","display_name":"Electrochemical Analysis and Applications","count":41,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"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/T10131","display_name":"Gold and Silver Nanoparticles Synthesis and Applications","count":21,"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"}}],"topic_share":[{"id":"https://openalex.org/T12302","display_name":"Advanced Nanomaterials in Catalysis","value":0.0004302,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"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/T10212","display_name":"Electrochemical sensors and biosensors","value":0.0002613,"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"}},{"id":"https://openalex.org/T10404","display_name":"Enzyme Catalysis and Immobilization","value":0.0001786,"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/T10207","display_name":"Advanced biosensing and bioanalysis techniques","value":0.0001728,"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/T12867","display_name":"Advanced Biosensing Techniques and Applications","value":0.000133,"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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.934410035610199},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8595415353775024},{"id":"171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","score":0.7676901817321777},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.6877913475036621},{"id":"147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","score":0.19555717706680298}],"counts_by_year":[{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":109},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":99},{"year":2005,"works_count":6,"oa_works_count":1,"cited_by_count":129},{"year":2006,"works_count":5,"oa_works_count":1,"cited_by_count":233},{"year":2007,"works_count":6,"oa_works_count":1,"cited_by_count":115},{"year":2008,"works_count":6,"oa_works_count":1,"cited_by_count":92},{"year":2009,"works_count":3,"oa_works_count":1,"cited_by_count":119},{"year":2010,"works_count":9,"oa_works_count":1,"cited_by_count":119},{"year":2011,"works_count":19,"oa_works_count":3,"cited_by_count":215},{"year":2012,"works_count":12,"oa_works_count":1,"cited_by_count":200},{"year":2013,"works_count":10,"oa_works_count":1,"cited_by_count":175},{"year":2014,"works_count":14,"oa_works_count":2,"cited_by_count":290},{"year":2015,"works_count":10,"oa_works_count":1,"cited_by_count":211},{"year":2016,"works_count":3,"oa_works_count":0,"cited_by_count":38},{"year":2017,"works_count":11,"oa_works_count":4,"cited_by_count":420},{"year":2018,"works_count":11,"oa_works_count":6,"cited_by_count":299},{"year":2019,"works_count":2,"oa_works_count":0,"cited_by_count":26},{"year":2020,"works_count":7,"oa_works_count":2,"cited_by_count":144},{"year":2021,"works_count":5,"oa_works_count":0,"cited_by_count":221},{"year":2022,"works_count":6,"oa_works_count":3,"cited_by_count":26},{"year":2023,"works_count":4,"oa_works_count":1,"cited_by_count":27},{"year":2024,"works_count":5,"oa_works_count":2,"cited_by_count":41},{"year":2025,"works_count":7,"oa_works_count":3,"cited_by_count":32},{"year":2026,"works_count":1,"oa_works_count":0,"cited_by_count":0}],"display_name_alternatives":["Ghourchian Hedayatollah","H Ghourchian","H. Ghourchian","H.O. Ghourchian","Hedayatoallah Ghourchian","Hedayatolah Ghourchian","Hedayatollah Ghourchian"],"block_key":"h ghourchian","works_api_url":"https://api.openalex.org/works?filter=author.id:A5040468509","updated_date":"2026-10-15T12:44:11","created_date":"2016-06-24T00:00:00"}