{"id":"https://openalex.org/A5111585552","orcid":null,"observed_orcids":[],"display_name":"Chung Ja Sim","raw_author_names":["Chung J Sim","Chung J. Sim","Chung Ja Sim","Chung Sim","Sim, Chung Ja"],"full_name":"Sim, Chung Ja","works_count":189,"cited_by_count":2002,"summary_stats":{"2yr_mean_citedness":0.5,"h_index":28,"i10_index":50},"ids":{"openalex":"https://openalex.org/A5111585552","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I103890011","ror":"https://ror.org/03dnytd23","display_name":"Shenyang Pharmaceutical University","country_code":"CN","type":"education","lineage":["https://openalex.org/I103890011"]},"years":[2006,2005]},{"institution":{"id":"https://openalex.org/I104338594","ror":"https://ror.org/04xqwq985","display_name":"Inje University","country_code":"KR","type":"education","lineage":["https://openalex.org/I104338594"]},"years":[2004,2003]},{"institution":{"id":"https://openalex.org/I111277659","ror":"https://ror.org/05kzjxq56","display_name":"Chonnam National University","country_code":"KR","type":"education","lineage":["https://openalex.org/I111277659"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I112728665","ror":"https://ror.org/01cwbae71","display_name":"Hannam University","country_code":"KR","type":"education","lineage":["https://openalex.org/I112728665"]},"years":[2025,2021,2020,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2001,1999,1998,1997]},{"institution":{"id":"https://openalex.org/I120158604","ror":"https://ror.org/02yj55q56","display_name":"Kunsan National University","country_code":"KR","type":"education","lineage":["https://openalex.org/I120158604"]},"years":[2012,2010,2009,2008]},{"institution":{"id":"https://openalex.org/I133437993","ror":"https://ror.org/032m55064","display_name":"Korea Institute of Ocean Science and Technology","country_code":"KR","type":"facility","lineage":["https://openalex.org/I133437993"]},"years":[2003,2001,1999,1998,1997]},{"institution":{"id":"https://openalex.org/I139264467","ror":"https://ror.org/04h9pn542","display_name":"Seoul National University","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]},"years":[2012,2010,2009,2008,2006,2004]},{"institution":{"id":"https://openalex.org/I141596103","ror":"https://ror.org/01c27hj86","display_name":"University of Lisbon","country_code":"PT","type":"education","lineage":["https://openalex.org/I141596103"]},"years":[2007]},{"institution":{"id":"https://openalex.org/I151811957","ror":"https://ror.org/059r50h13","display_name":"Gyeongnam National University of Science and Technology","country_code":"KR","type":"education","lineage":["https://openalex.org/I151811957"]},"years":[2012]},{"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":[2009]},{"institution":{"id":"https://openalex.org/I35928602","ror":"https://ror.org/01zqcg218","display_name":"Kyung Hee University","country_code":"KR","type":"education","lineage":["https://openalex.org/I35928602"]},"years":[2007,2006]},{"institution":{"id":"https://openalex.org/I4210139925","ror":"https://ror.org/0417sdw47","display_name":"Korea Basic Science Institute","country_code":"KR","type":"facility","lineage":["https://openalex.org/I2801339556","https://openalex.org/I4210139925","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]},"years":[2005,2004,2003,2001,1999]},{"institution":{"id":"https://openalex.org/I4210151417","ror":"https://ror.org/043k4kk20","display_name":"Korea Research Institute of Chemical Technology","country_code":"KR","type":"facility","lineage":["https://openalex.org/I4210151417"]},"years":[2007,2006,2005,2004,2003,2001]},{"institution":{"id":"https://openalex.org/I4921948","ror":"https://ror.org/01an57a31","display_name":"Pusan National University","country_code":"KR","type":"education","lineage":["https://openalex.org/I4921948"]},"years":[2007,2006,2005,2004,2003,2001,1999]},{"institution":{"id":"https://openalex.org/I55240360","ror":"https://ror.org/05yc6p159","display_name":"Yeungnam University","country_code":"KR","type":"education","lineage":["https://openalex.org/I55240360"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I8991828","ror":"https://ror.org/0433kqc49","display_name":"Pukyong National University","country_code":"KR","type":"education","lineage":["https://openalex.org/I8991828"]},"years":[2007]}],"last_known_institutions":[{"id":"https://openalex.org/I112728665","ror":"https://ror.org/01cwbae71","display_name":"Hannam University","country_code":"KR","type":"education","lineage":["https://openalex.org/I112728665"]}],"topics":[{"id":"https://openalex.org/T11340","display_name":"Marine Sponges and Natural Products","count":182,"subfield":{"id":"https://openalex.org/subfields/1305","display_name":"Biotechnology"},"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/T10765","display_name":"Marine Biology and Ecology Research","count":126,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12841","display_name":"Echinoderm biology and ecology","count":101,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10252","display_name":"Microbial Natural Products and Biosynthesis","count":49,"subfield":{"id":"https://openalex.org/subfields/2402","display_name":"Applied Microbiology and Biotechnology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13971","display_name":"Isoquinoline Alkaloid Synthesis","count":33,"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/T11340","display_name":"Marine Sponges and Natural Products","value":0.0014039,"subfield":{"id":"https://openalex.org/subfields/1305","display_name":"Biotechnology"},"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/T12841","display_name":"Echinoderm biology and ecology","value":0.0010641,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13971","display_name":"Isoquinoline Alkaloid Synthesis","value":0.0005546,"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"}},{"id":"https://openalex.org/T11385","display_name":"Natural product bioactivities and synthesis","value":0.0001322,"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"}},{"id":"https://openalex.org/T13188","display_name":"Synthesis and bioactivity of alkaloids","value":0.0001315,"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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9860305786132812},{"id":"2778849931","wikidata":"https://www.wikidata.org/wiki/Q18960","display_name":"Sponge","score":0.9729429483413696},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.8780763745307922},{"id":"157369684","wikidata":"https://www.wikidata.org/wiki/Q34740","display_name":"Genus","score":0.7785835266113281},{"id":"59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","score":0.5012000203132629}],"counts_by_year":[{"year":1989,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1996,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1998,"works_count":5,"oa_works_count":4,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2001,"works_count":8,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":7,"oa_works_count":3,"cited_by_count":0},{"year":2005,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2007,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":10,"oa_works_count":7,"cited_by_count":0},{"year":2009,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":1,"cited_by_count":76},{"year":2013,"works_count":5,"oa_works_count":2,"cited_by_count":110},{"year":2014,"works_count":5,"oa_works_count":4,"cited_by_count":162},{"year":2015,"works_count":4,"oa_works_count":3,"cited_by_count":116},{"year":2016,"works_count":53,"oa_works_count":52,"cited_by_count":127},{"year":2017,"works_count":9,"oa_works_count":8,"cited_by_count":122},{"year":2018,"works_count":4,"oa_works_count":1,"cited_by_count":91},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":89},{"year":2020,"works_count":4,"oa_works_count":4,"cited_by_count":110},{"year":2021,"works_count":23,"oa_works_count":22,"cited_by_count":132},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":91},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":84},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":80},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":74},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":54}],"display_name_alternatives":["Chung J Sim","Chung J. Sim","Chung Ja Sim","Chung Sim","Sim, Chung Ja"],"block_key":"c sim","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111585552","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111585552","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}
