{"id":"https://openalex.org/A5083278711","orcid":"https://orcid.org/0000-0001-8527-3080","observed_orcids":["https://orcid.org/0000-0001-8527-3080"],"display_name":"Adriano Roessler Viana","raw_author_names":["A Viana","A. R. Viana","A. Viana","A.R. Viana","Adriano R Viana","Adriano R. VIANA","Adriano R. Viana","Adriano Roessler Viana","Adriano Viana","Roessler, Adriano","Viana Adriano Roessler","Viana, A. R.","Viana, A.R.","Viana, Adriano","Viana, Adriano R.","Viana, Adriano Roessler"],"full_name":"Adriano Roessler Viana","works_count":117,"cited_by_count":3553,"summary_stats":{"2yr_mean_citedness":1.875,"h_index":30,"i10_index":52},"ids":{"openalex":"https://openalex.org/A5083278711","orcid":"https://orcid.org/0000-0001-8527-3080","observed_orcids":["https://orcid.org/0000-0001-8527-3080"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1294671590","ror":"https://ror.org/02feahw73","display_name":"Centre National de la Recherche Scientifique","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I130442723","ror":"https://ror.org/041yk2d64","display_name":"Universidade Federal do Rio Grande do Sul","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I15057530","ror":"https://ror.org/057qpr032","display_name":"Universit\u00e9 de Bordeaux","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I32393484","ror":"https://ror.org/0235kyq22","display_name":"Petrobras (Brazil)","country_code":"BR","type":"company","lineage":["https://openalex.org/I32393484"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2008,2007,2005,2003,2002,2001,1999,1998,1994,1992]},{"institution":{"id":"https://openalex.org/I4396570533","ror":"https://ror.org/001anga17","display_name":"Universit\u00e9 Bordeaux-I","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530","https://openalex.org/I4396570533"]},"years":[1998]}],"last_known_institutions":[{"id":"https://openalex.org/I32393484","ror":"https://ror.org/0235kyq22","display_name":"Petrobras (Brazil)","country_code":"BR","type":"company","lineage":["https://openalex.org/I32393484"]}],"topics":[{"id":"https://openalex.org/T10965","display_name":"Geological formations and processes","count":57,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"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/T13177","display_name":"Geological and Geophysical Studies","count":51,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T13193","display_name":"Geological Studies and Exploration","count":45,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T10995","display_name":"Methane Hydrates and Related Phenomena","count":38,"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/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","count":18,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T10995","display_name":"Methane Hydrates and Related Phenomena","value":0.0003336,"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/T13404","display_name":"Geological and Tectonic Studies in Latin America","value":0.0001417,"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/T13193","display_name":"Geological Studies and Exploration","value":8.27e-05,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T13177","display_name":"Geological and Geophysical Studies","value":7.87e-05,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T10965","display_name":"Geological formations and processes","value":7.17e-05,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"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":0.9493703842163086},{"id":"151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","score":0.7349565029144287},{"id":"111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","score":0.7305647730827332},{"id":"109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","score":0.7181913256645203},{"id":"114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","score":0.6114277243614197}],"counts_by_year":[{"year":1992,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":6,"oa_works_count":1,"cited_by_count":64},{"year":2013,"works_count":4,"oa_works_count":1,"cited_by_count":102},{"year":2014,"works_count":3,"oa_works_count":1,"cited_by_count":121},{"year":2015,"works_count":6,"oa_works_count":2,"cited_by_count":140},{"year":2016,"works_count":4,"oa_works_count":0,"cited_by_count":139},{"year":2017,"works_count":10,"oa_works_count":2,"cited_by_count":168},{"year":2018,"works_count":8,"oa_works_count":2,"cited_by_count":174},{"year":2019,"works_count":10,"oa_works_count":6,"cited_by_count":211},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":241},{"year":2021,"works_count":9,"oa_works_count":5,"cited_by_count":312},{"year":2022,"works_count":4,"oa_works_count":2,"cited_by_count":295},{"year":2023,"works_count":11,"oa_works_count":8,"cited_by_count":262},{"year":2024,"works_count":4,"oa_works_count":3,"cited_by_count":249},{"year":2025,"works_count":1,"oa_works_count":0,"cited_by_count":204},{"year":2026,"works_count":3,"oa_works_count":3,"cited_by_count":166}],"display_name_alternatives":["A Viana","A. R. Viana","A. Viana","A.R. Viana","Adriano R Viana","Adriano R. VIANA","Adriano R. Viana","Adriano Roessler Viana","Adriano Viana","Roessler, Adriano","Viana Adriano Roessler","Viana, A. R.","Viana, A.R.","Viana, Adriano","Viana, Adriano R.","Viana, Adriano Roessler"],"block_key":"a viana","works_api_url":"https://api.openalex.org/works?filter=author.id:A5083278711","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}