{"id":"https://openalex.org/A5101695151","orcid":"https://orcid.org/0000-0003-3959-2843","observed_orcids":["https://orcid.org/0000-0003-3959-2843"],"display_name":"Toshifumi Matsuoka","raw_author_names":["Matsuoka Toshifumi","Matsuoka, T","Matsuoka, Toshifumi","T. MATSUOKA","T. Matsuoka","T.. Matsuoka","Toshifumi MATSUOKA","Toshifumi Matsuoka"],"full_name":"MATSUOKA, Toshifumi","works_count":361,"cited_by_count":4918,"summary_stats":{"2yr_mean_citedness":10.428571428571429,"h_index":38,"i10_index":107},"ids":{"openalex":"https://openalex.org/A5101695151","orcid":"https://orcid.org/0000-0003-3959-2843","observed_orcids":["https://orcid.org/0000-0003-3959-2843"]},"affiliations":[{"institution":{"id":"https://openalex.org/I117197279","ror":"https://ror.org/05nf86y53","display_name":"Japan Atomic Energy Agency","country_code":"JP","type":"government","lineage":["https://openalex.org/I117197279"]},"years":[2010,2007]},{"institution":{"id":"https://openalex.org/I12315562","ror":"https://ror.org/0405mnx93","display_name":"Texas Tech University","country_code":"US","type":"education","lineage":["https://openalex.org/I12315562"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I1283155146","ror":"https://ror.org/011tm7n37","display_name":"Panasonic (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I1283155146"]},"years":[2005,2004]},{"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":[2011,2009,2007]},{"institution":{"id":"https://openalex.org/I134635517","ror":"https://ror.org/00apj8t60","display_name":"Bandung Institute of Technology","country_code":"ID","type":"education","lineage":["https://openalex.org/I134635517"]},"years":[2014]},{"institution":{"id":"https://openalex.org/I135598925","ror":"https://ror.org/00p4k0j84","display_name":"Kyushu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]},"years":[2017,2014,2012,2003,2002]},{"institution":{"id":"https://openalex.org/I141945490","ror":"https://ror.org/03rmrcq20","display_name":"University of British Columbia","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]},"years":[1984]},{"institution":{"id":"https://openalex.org/I16656306","ror":"https://ror.org/02rqvrp93","display_name":"Meiji University","country_code":"JP","type":"education","lineage":["https://openalex.org/I16656306"]},"years":[1994]},{"institution":{"id":"https://openalex.org/I167576493","ror":"https://ror.org/04raf6v53","display_name":"Colorado School of Mines","country_code":"US","type":"education","lineage":["https://openalex.org/I167576493"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I201726411","ror":"https://ror.org/01km6p862","display_name":"United Arab Emirates University","country_code":"AE","type":"education","lineage":["https://openalex.org/I201726411"]},"years":[2013]},{"institution":{"id":"https://openalex.org/I203765153","ror":"https://ror.org/03hv1ad10","display_name":"Akita University","country_code":"JP","type":"education","lineage":["https://openalex.org/I203765153"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I207399273","ror":"https://ror.org/05bx1gz93","display_name":"Utsunomiya University","country_code":"JP","type":"education","lineage":["https://openalex.org/I207399273"]},"years":[2011,1994]},{"institution":{"id":"https://openalex.org/I22299242","ror":"https://ror.org/02kpeqv85","display_name":"Kyoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]},"years":[2025,2021,2019,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2001,2000,1999,1998]},{"institution":{"id":"https://openalex.org/I2799551455","ror":"https://ror.org/01vew2c72","display_name":"Japan Organization for Metals and Energy Security (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I2799551455"]},"years":[2015,2013,2010,1998]},{"institution":{"id":"https://openalex.org/I31784960","ror":"https://ror.org/04nt8b154","display_name":"Fukuoka University","country_code":"JP","type":"education","lineage":["https://openalex.org/I31784960"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I4210090440","ror":"https://ror.org/01742ys19","display_name":"Fukada Geological Institute","country_code":"JP","type":"nonprofit","lineage":["https://openalex.org/I4210090440"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015]},{"institution":{"id":"https://openalex.org/I4210145897","ror":"https://ror.org/04p00tq71","display_name":"Research Institute of Innovative Technology for the Earth","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210145897"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4210161071","ror":"https://ror.org/05mv3wa59","display_name":"Shikoku Research Institute","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210161071"]},"years":[2014]},{"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":[2003,2001]},{"institution":{"id":"https://openalex.org/I4405264424","ror":"https://ror.org/01wbsf815","display_name":"Suncoh Consultants Co., Ltd. (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405264424"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4405265148","ror":"https://ror.org/040c8fa41","display_name":"OYO Corporation (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405265148"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I4405274195","ror":"https://ror.org/018ry6c52","display_name":"Japan Petroleum Exploration Co., Ltd. (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405274195"]},"years":[1998,1996,1992,1990,1988,1986,1985]},{"institution":{"id":"https://openalex.org/I4405274995","ror":"https://ror.org/02rk1f266","display_name":"Japan VAM & Poval Co., Ltd. (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405274995"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4405275138","ror":"https://ror.org/031brhr47","display_name":"TOHO GAS Co., Ltd. (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405275138"]},"years":[2007]},{"institution":{"id":"https://openalex.org/I4405287645","ror":"https://ror.org/05r6g1d09","display_name":"International Institute for Carbon-Neutral Energy Research, Kyushu University","country_code":"JP","type":"facility","lineage":["https://openalex.org/I135598925","https://openalex.org/I4405287645"]},"years":[2014,2012]},{"institution":{"id":"https://openalex.org/I56624758","ror":"https://ror.org/03xg1f311","display_name":"Kansai University","country_code":"JP","type":"education","lineage":["https://openalex.org/I56624758"]},"years":[2007]},{"institution":{"id":"https://openalex.org/I63966007","ror":"https://ror.org/042nb2s44","display_name":"Massachusetts Institute of Technology","country_code":"US","type":"education","lineage":["https://openalex.org/I63966007"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I71715416","ror":"https://ror.org/028kg9j04","display_name":"Universidade Federal do ABC","country_code":"BR","type":"education","lineage":["https://openalex.org/I71715416"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I864419238","ror":"https://ror.org/03p5evc41","display_name":"Mitsubishi Materials (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I864419238"]},"years":[2009]},{"institution":{"id":"https://openalex.org/I97018004","ror":"https://ror.org/00f54p054","display_name":"Stanford University","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I98358874","ror":"https://ror.org/02e2c7k09","display_name":"Delft University of Technology","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]},"years":[2011]}],"last_known_institutions":[{"id":"https://openalex.org/I4210090440","ror":"https://ror.org/01742ys19","display_name":"Fukada Geological Institute","country_code":"JP","type":"nonprofit","lineage":["https://openalex.org/I4210090440"]}],"topics":[{"id":"https://openalex.org/T10271","display_name":"Seismic Imaging and Inversion Techniques","count":126,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T11757","display_name":"Seismic Waves and Analysis","count":98,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T11302","display_name":"CO2 Sequestration and Geologic Interactions","count":60,"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/T10572","display_name":"Geophysical and Geoelectrical Methods","count":44,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T10110","display_name":"earthquake and tectonic studies","count":41,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10271","display_name":"Seismic Imaging and Inversion Techniques","value":0.0005107,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T11302","display_name":"CO2 Sequestration and Geologic Interactions","value":0.000481,"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/T11757","display_name":"Seismic Waves and Analysis","value":0.0003715,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T13885","display_name":"Geophysics and Sensor Technology","value":0.0002529,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T11751","display_name":"Lattice Boltzmann Simulation Studies","value":0.0002486,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.9255377054214478},{"id":"165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","score":0.8732988834381104},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.8270204663276672},{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.5492553114891052},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.4309947192668915}],"counts_by_year":[{"year":1984,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":2,"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":1992,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":1999,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2002,"works_count":12,"oa_works_count":2,"cited_by_count":0},{"year":2003,"works_count":10,"oa_works_count":3,"cited_by_count":0},{"year":2004,"works_count":14,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":14,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":33,"oa_works_count":8,"cited_by_count":0},{"year":2007,"works_count":13,"oa_works_count":5,"cited_by_count":0},{"year":2008,"works_count":18,"oa_works_count":12,"cited_by_count":0},{"year":2009,"works_count":22,"oa_works_count":13,"cited_by_count":0},{"year":2010,"works_count":17,"oa_works_count":6,"cited_by_count":0},{"year":2011,"works_count":26,"oa_works_count":8,"cited_by_count":0},{"year":2012,"works_count":21,"oa_works_count":15,"cited_by_count":116},{"year":2013,"works_count":32,"oa_works_count":16,"cited_by_count":156},{"year":2014,"works_count":22,"oa_works_count":14,"cited_by_count":200},{"year":2015,"works_count":12,"oa_works_count":6,"cited_by_count":217},{"year":2016,"works_count":15,"oa_works_count":4,"cited_by_count":247},{"year":2017,"works_count":13,"oa_works_count":5,"cited_by_count":274},{"year":2018,"works_count":6,"oa_works_count":3,"cited_by_count":253},{"year":2019,"works_count":13,"oa_works_count":5,"cited_by_count":355},{"year":2020,"works_count":3,"oa_works_count":0,"cited_by_count":350},{"year":2021,"works_count":2,"oa_works_count":2,"cited_by_count":385},{"year":2022,"works_count":3,"oa_works_count":2,"cited_by_count":386},{"year":2023,"works_count":4,"oa_works_count":3,"cited_by_count":391},{"year":2024,"works_count":3,"oa_works_count":3,"cited_by_count":403},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":392},{"year":2026,"works_count":2,"oa_works_count":1,"cited_by_count":371}],"display_name_alternatives":["Matsuoka Toshifumi","Matsuoka, T","Matsuoka, Toshifumi","T. MATSUOKA","T. Matsuoka","T.. Matsuoka","Toshifumi MATSUOKA","Toshifumi Matsuoka"],"block_key":"t matsuoka","works_api_url":"https://api.openalex.org/works?filter=author.id:A5101695151","awards_count":6,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5101695151","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}