{"id":"https://openalex.org/A5000933618","orcid":"https://orcid.org/0000-0002-0464-4722","observed_orcids":["https://orcid.org/0000-0002-0464-4722"],"display_name":"Joo-Han Gwak","raw_author_names":["Gwak, Joo-Han","Joo-Han Gwak"],"full_name":"Joo-Han Gwak","works_count":40,"cited_by_count":903,"summary_stats":{"2yr_mean_citedness":6.6,"h_index":14,"i10_index":15},"ids":{"openalex":"https://openalex.org/A5000933618","orcid":"https://orcid.org/0000-0002-0464-4722","observed_orcids":["https://orcid.org/0000-0002-0464-4722"]},"affiliations":[{"institution":{"id":"https://openalex.org/I146824383","ror":"https://ror.org/03sbhge02","display_name":"Hallym University","country_code":"KR","type":"education","lineage":["https://openalex.org/I146824383"]},"years":[2026,2025]},{"institution":{"id":"https://openalex.org/I163753206","ror":"https://ror.org/02wnxgj78","display_name":"Chungbuk National University","country_code":"KR","type":"education","lineage":["https://openalex.org/I163753206"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2016,2015]}],"last_known_institutions":[{"id":"https://openalex.org/I146824383","ror":"https://ror.org/03sbhge02","display_name":"Hallym University","country_code":"KR","type":"education","lineage":["https://openalex.org/I146824383"]},{"id":"https://openalex.org/I163753206","ror":"https://ror.org/02wnxgj78","display_name":"Chungbuk National University","country_code":"KR","type":"education","lineage":["https://openalex.org/I163753206"]}],"topics":[{"id":"https://openalex.org/T11791","display_name":"Microbial Community Ecology and Physiology","count":24,"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"}},{"id":"https://openalex.org/T12688","display_name":"Microbial metabolism and enzyme function","count":14,"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/T10564","display_name":"Wastewater Treatment and Nitrogen Removal","count":11,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10995","display_name":"Methane Hydrates and Related Phenomena","count":10,"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"}},{"id":"https://openalex.org/T10015","display_name":"Genomics and Phylogenetic Studies","count":7,"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"}}],"topic_share":[{"id":"https://openalex.org/T12688","display_name":"Microbial metabolism and enzyme function","value":0.0001515,"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/T10995","display_name":"Methane Hydrates and Related Phenomena","value":8.76e-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"}},{"id":"https://openalex.org/T11791","display_name":"Microbial Community Ecology and Physiology","value":5.33e-05,"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"}},{"id":"https://openalex.org/T10564","display_name":"Wastewater Treatment and Nitrogen Removal","value":4.57e-05,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12180","display_name":"Polar Research and Ecology","value":4.25e-05,"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":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9423413276672363},{"id":"523546767","wikidata":"https://www.wikidata.org/wiki/Q10876","display_name":"Bacteria","score":0.7158082723617554},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.6840000152587891},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.657016396522522},{"id":"54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","score":0.48538053035736084}],"counts_by_year":[{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2015,"works_count":4,"oa_works_count":0,"cited_by_count":1},{"year":2016,"works_count":4,"oa_works_count":1,"cited_by_count":7},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":17},{"year":2018,"works_count":5,"oa_works_count":2,"cited_by_count":32},{"year":2019,"works_count":8,"oa_works_count":8,"cited_by_count":42},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":95},{"year":2021,"works_count":1,"oa_works_count":1,"cited_by_count":103},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":97},{"year":2023,"works_count":3,"oa_works_count":1,"cited_by_count":109},{"year":2024,"works_count":4,"oa_works_count":4,"cited_by_count":110},{"year":2025,"works_count":3,"oa_works_count":2,"cited_by_count":139},{"year":2026,"works_count":3,"oa_works_count":2,"cited_by_count":149}],"display_name_alternatives":["Gwak, Joo-Han","Joo-Han Gwak"],"block_key":"j gwak","works_api_url":"https://api.openalex.org/works?filter=author.id:A5000933618","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5000933618","updated_date":"2026-11-13T15:08:24","created_date":"2016-06-24T00:00:00"}
