{"id":"https://openalex.org/A5113872928","orcid":"https://orcid.org/0000-0001-7367-2834","observed_orcids":["https://orcid.org/0000-0001-7367-2834"],"display_name":"Takashi Yamaguchi","raw_author_names":["T. YAMAGUCHI","T. Yamaguchi","TAKASHI YAMAGUCHI","Takashi YAMAGUCHI","Takashi Yamaguchi","YAMAGUCHI, Takashi","Yamaguchi, T.","Yamaguchi, Takashi","takashi YAMAGUCHI","\u5c71\u53e3, \u9686\u53f8"],"full_name":"YAMAGUCHI, Takashi","works_count":365,"cited_by_count":6717,"summary_stats":{"2yr_mean_citedness":4.961538461538462,"h_index":42,"i10_index":161},"ids":{"openalex":"https://openalex.org/A5113872928","orcid":"https://orcid.org/0000-0001-7367-2834","observed_orcids":["https://orcid.org/0000-0001-7367-2834"]},"affiliations":[{"institution":{"id":"https://openalex.org/I113306721","ror":"https://ror.org/03t78wx29","display_name":"Hiroshima University","country_code":"JP","type":"education","lineage":["https://openalex.org/I113306721"]},"years":[2016]},{"institution":{"id":"https://openalex.org/I119806805","ror":"https://ror.org/02rcadd38","display_name":"Nagaoka University","country_code":"JP","type":"education","lineage":["https://openalex.org/I119806805"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I1315852903","ror":"https://ror.org/059qg2m13","display_name":"Japan Agency for Marine-Earth Science and Technology","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1315852903"]},"years":[2015,2010]},{"institution":{"id":"https://openalex.org/I135768898","ror":"https://ror.org/0197nmd03","display_name":"Ritsumeikan University","country_code":"JP","type":"education","lineage":["https://openalex.org/I135768898","https://openalex.org/I4390039241"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I139235422","ror":"https://ror.org/03nyxmy82","display_name":"Sumitomo Chemical (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I139235422"]},"years":[1981,1973]},{"institution":{"id":"https://openalex.org/I14396692","ror":"https://ror.org/044bdx604","display_name":"Tokyo University of Information Sciences","country_code":"JP","type":"education","lineage":["https://openalex.org/I14396692"]},"years":[2013,2012]},{"institution":{"id":"https://openalex.org/I158123994","ror":"https://ror.org/059d6yn51","display_name":"Toyo University","country_code":"JP","type":"education","lineage":["https://openalex.org/I158123994"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I173915773","ror":"https://ror.org/03cxys317","display_name":"Yamaguchi University","country_code":"JP","type":"education","lineage":["https://openalex.org/I173915773"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I180680657","ror":"https://ror.org/04cybtr86","display_name":"Iwate Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I180680657"]},"years":[2026,2023]},{"institution":{"id":"https://openalex.org/I188700360","ror":"https://ror.org/020p3h829","display_name":"University of Occupational and Environmental Health Japan","country_code":"JP","type":"education","lineage":["https://openalex.org/I188700360"]},"years":[2018,2016]},{"institution":{"id":"https://openalex.org/I200202764","ror":"https://ror.org/02hw5fp67","display_name":"National Institute for Environmental Studies","country_code":"JP","type":"education","lineage":["https://openalex.org/I200202764"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I201537933","ror":"https://ror.org/01dq60k83","display_name":"Tohoku University","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I25222733","ror":"https://ror.org/0251vfx90","display_name":"Showa Denko (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I25222733","https://openalex.org/I4388891786"]},"years":[1970]},{"institution":{"id":"https://openalex.org/I4210088742","ror":"https://ror.org/009z2z347","display_name":"Kowa (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210088742"]},"years":[1982,1979]},{"institution":{"id":"https://openalex.org/I4210094206","ror":"https://ror.org/00jaard37","display_name":"Nagaoka National College of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210094206"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4210096362","ror":"https://ror.org/00s05em53","display_name":"RIKEN BioResource Research Center","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210096362","https://openalex.org/I4210110652"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I4210119666","ror":"https://ror.org/026j3ca82","display_name":"Hokkaido Research Organization","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210119666"]},"years":[2014]},{"institution":{"id":"https://openalex.org/I4210120786","ror":"https://ror.org/02cndcd59","display_name":"National Institute of Technology, Kure College","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210120786","https://openalex.org/I4210120810"]},"years":[2006,2005,2004,2003,2002,2001,1999,1998,1997,1996,1995]},{"institution":{"id":"https://openalex.org/I4210120810","ror":"https://ror.org/02xqkcw08","display_name":"National Institute of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210120810"]},"years":[2024]},{"institution":{"id":"https://openalex.org/I4210131413","ror":"https://ror.org/03qhht705","display_name":"National Institute of Technology, Matsue College","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210120810","https://openalex.org/I4210131413"]},"years":[2024,2018]},{"institution":{"id":"https://openalex.org/I4210144266","ror":"https://ror.org/03e8ncw23","display_name":"Gunma Prefectural Institute of Public Health and Environmental Sciences","country_code":"JP","type":"government","lineage":["https://openalex.org/I4210144266"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I4387152630","ror":"https://ror.org/05c8wa765","display_name":"Japan Society of Civil Engineers","country_code":"JP","type":"nonprofit","lineage":["https://openalex.org/I4387152630"]},"years":[2004,2003]},{"institution":{"id":"https://openalex.org/I4405257557","ror":"https://ror.org/05da84g64","display_name":"SOUSEIKAI Hakata Clinic","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4405257557"]},"years":[2024]},{"institution":{"id":"https://openalex.org/I4405277486","ror":"https://ror.org/02wdwrr89","display_name":"Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 H\u00e0 N\u1ed9i","country_code":"VN","type":"education","lineage":["https://openalex.org/I4405277486"]},"years":[2025,2023]},{"institution":{"id":"https://openalex.org/I60134161","ror":"https://ror.org/04chrp450","display_name":"Nagoya University","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I69740276","ror":"https://ror.org/00ws30h19","display_name":"Tokyo Metropolitan University","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I72956036","ror":"https://ror.org/05tjaf288","display_name":"Komazawa University","country_code":"JP","type":"education","lineage":["https://openalex.org/I72956036"]},"years":[1972,1970]},{"institution":{"id":"https://openalex.org/I848706","ror":"https://ror.org/04q78tk20","display_name":"Sungkyunkwan University","country_code":"KR","type":"education","lineage":["https://openalex.org/I848706"]},"years":[1995]},{"institution":{"id":"https://openalex.org/I85922643","ror":"https://ror.org/00ys1hz88","display_name":"Nagaoka University of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I85922643"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007]},{"institution":{"id":"https://openalex.org/I94518387","ror":"https://ror.org/04nyv3z04","display_name":"Hanoi University of Science and Technology","country_code":"VN","type":"education","lineage":["https://openalex.org/I94518387"]},"years":[2025,2023]},{"institution":{"id":"https://openalex.org/I97663771","ror":"https://ror.org/00w0f8567","display_name":"Kyushu Tokai University","country_code":"JP","type":"education","lineage":["https://openalex.org/I1314466530","https://openalex.org/I97663771"]},"years":[2016,2003]}],"last_known_institutions":[{"id":"https://openalex.org/I180680657","ror":"https://ror.org/04cybtr86","display_name":"Iwate Medical University","country_code":"JP","type":"education","lineage":["https://openalex.org/I180680657"]},{"id":"https://openalex.org/I85922643","ror":"https://ror.org/00ys1hz88","display_name":"Nagaoka University of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I85922643"]}],"topics":[{"id":"https://openalex.org/T10564","display_name":"Wastewater Treatment and Nitrogen Removal","count":190,"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/T10284","display_name":"Anaerobic Digestion and Biogas Production","count":148,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/T11781","display_name":"Wastewater Treatment and Reuse","count":120,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"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/T11231","display_name":"Microbial Fuel Cells and Bioremediation","count":75,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"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","count":44,"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"}}],"topic_share":[{"id":"https://openalex.org/T10564","display_name":"Wastewater Treatment and Nitrogen Removal","value":0.0007532,"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/T10284","display_name":"Anaerobic Digestion and Biogas Production","value":0.0005519,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/T11231","display_name":"Microbial Fuel Cells and Bioremediation","value":0.0005017,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"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/T11781","display_name":"Wastewater Treatment and Reuse","value":0.0003184,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"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/T11624","display_name":"Constructed Wetlands for Wastewater Treatment","value":0.0002624,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"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":0.9803982377052307},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9748753905296326},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.7124998569488525},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.4563773572444916},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.41077014803886414}],"counts_by_year":[{"year":1970,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1972,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1973,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1976,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1979,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":1981,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1990,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":1999,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":2001,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2003,"works_count":6,"oa_works_count":4,"cited_by_count":0},{"year":2004,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":2005,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":2009,"works_count":8,"oa_works_count":3,"cited_by_count":0},{"year":2010,"works_count":10,"oa_works_count":5,"cited_by_count":0},{"year":2011,"works_count":9,"oa_works_count":5,"cited_by_count":0},{"year":2012,"works_count":11,"oa_works_count":3,"cited_by_count":67},{"year":2013,"works_count":18,"oa_works_count":11,"cited_by_count":86},{"year":2014,"works_count":14,"oa_works_count":9,"cited_by_count":99},{"year":2015,"works_count":18,"oa_works_count":11,"cited_by_count":150},{"year":2016,"works_count":27,"oa_works_count":12,"cited_by_count":218},{"year":2017,"works_count":19,"oa_works_count":8,"cited_by_count":251},{"year":2018,"works_count":26,"oa_works_count":7,"cited_by_count":321},{"year":2019,"works_count":20,"oa_works_count":10,"cited_by_count":371},{"year":2020,"works_count":35,"oa_works_count":12,"cited_by_count":696},{"year":2021,"works_count":24,"oa_works_count":14,"cited_by_count":672},{"year":2022,"works_count":15,"oa_works_count":12,"cited_by_count":735},{"year":2023,"works_count":10,"oa_works_count":8,"cited_by_count":619},{"year":2024,"works_count":13,"oa_works_count":10,"cited_by_count":706},{"year":2025,"works_count":11,"oa_works_count":8,"cited_by_count":727},{"year":2026,"works_count":2,"oa_works_count":2,"cited_by_count":638}],"display_name_alternatives":["T. YAMAGUCHI","T. Yamaguchi","TAKASHI YAMAGUCHI","Takashi YAMAGUCHI","Takashi Yamaguchi","YAMAGUCHI, Takashi","Yamaguchi, T.","Yamaguchi, Takashi","takashi YAMAGUCHI","\u5c71\u53e3, \u9686\u53f8"],"block_key":"t yamaguchi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113872928","updated_date":"2026-11-03T12:34:24","created_date":"2016-06-24T00:00:00"}