{"id":"https://openalex.org/A5103057413","orcid":"https://orcid.org/0000-0002-0549-2599","observed_orcids":["https://orcid.org/0000-0002-0549-2599"],"display_name":"C. da S. Chagas","raw_author_names":["C. da S. Chagas","CHAGAS, C. da S.","Cesar Da Silva Chagas","Cesar da Silva Chagas","Chagas, Cesar Da Silva","Chagas, Cesar da Silva","Chagas, C\u00c3\u00a9sar da Silva","Chagas, C\u00e9sar Da Silva","Chagas, C\u00e9sar da Silva","Chagas,\u00a0C\u00e9sar\u00a0da\u00a0Silva","C\u00e9sar da S. Chagas","C\u00e9sar da Silva Chagas"],"full_name":"Chagas, C\u00e9sar Da Silva","works_count":129,"cited_by_count":936,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":17,"i10_index":26},"ids":{"openalex":"https://openalex.org/A5103057413","orcid":"https://orcid.org/0000-0002-0549-2599","observed_orcids":["https://orcid.org/0000-0002-0549-2599"]},"affiliations":[{"institution":{"id":"https://openalex.org/I122140584","ror":"https://ror.org/03490as77","display_name":"Universidade Federal do Rio de Janeiro","country_code":"BR","type":"education","lineage":["https://openalex.org/I122140584"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I199691007","ror":"https://ror.org/0482b5b22","display_name":"Embrapa","country_code":"BR","type":"government","lineage":["https://openalex.org/I199691007"]},"years":[2020,2019,2018,2016,2015,2014,2013,2012,2011,2010,2001]},{"institution":{"id":"https://openalex.org/I4405283754","ror":"https://ror.org/0273d8861","display_name":"Embrapa Solos","country_code":"BR","type":"government","lineage":["https://openalex.org/I199691007","https://openalex.org/I4405283754"]},"years":[2024,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2006]}],"last_known_institutions":[{"id":"https://openalex.org/I4405283754","ror":"https://ror.org/0273d8861","display_name":"Embrapa Solos","country_code":"BR","type":"government","lineage":["https://openalex.org/I199691007","https://openalex.org/I4405283754"]}],"topics":[{"id":"https://openalex.org/T13058","display_name":"Soil and Land Suitability Analysis","count":98,"subfield":{"id":"https://openalex.org/subfields/2308","display_name":"Management, Monitoring, Policy and Law"},"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/T10770","display_name":"Soil Geostatistics and Mapping","count":71,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/T12577","display_name":"Geography and Environmental Studies","count":64,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T13548","display_name":"Environmental and biological studies","count":33,"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/T13102","display_name":"Soil and Environmental Studies","count":24,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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"}}],"topic_share":[{"id":"https://openalex.org/T13058","display_name":"Soil and Land Suitability Analysis","value":0.000874,"subfield":{"id":"https://openalex.org/subfields/2308","display_name":"Management, Monitoring, Policy and Law"},"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/T10770","display_name":"Soil Geostatistics and Mapping","value":0.000462,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/T13548","display_name":"Environmental and biological studies","value":0.0003733,"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/T12577","display_name":"Geography and Environmental Studies","value":0.0002274,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T13102","display_name":"Soil and Environmental Studies","value":8.81e-05,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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"}}],"x_concepts":[{"id":"205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","score":0.7400608062744141},{"id":"15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","score":0.7335502505302429},{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.7037000060081482},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.6811131238937378},{"id":"97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","score":0.6121187806129456}],"counts_by_year":[{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":2,"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":2,"oa_works_count":2,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":5,"oa_works_count":4,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":6,"oa_works_count":5,"cited_by_count":0},{"year":2010,"works_count":7,"oa_works_count":4,"cited_by_count":0},{"year":2011,"works_count":11,"oa_works_count":11,"cited_by_count":0},{"year":2012,"works_count":8,"oa_works_count":7,"cited_by_count":20},{"year":2013,"works_count":19,"oa_works_count":15,"cited_by_count":23},{"year":2014,"works_count":9,"oa_works_count":6,"cited_by_count":27},{"year":2015,"works_count":12,"oa_works_count":11,"cited_by_count":19},{"year":2016,"works_count":9,"oa_works_count":6,"cited_by_count":40},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":39},{"year":2018,"works_count":7,"oa_works_count":7,"cited_by_count":56},{"year":2019,"works_count":2,"oa_works_count":2,"cited_by_count":77},{"year":2020,"works_count":4,"oa_works_count":4,"cited_by_count":99},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":96},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":94},{"year":2023,"works_count":5,"oa_works_count":5,"cited_by_count":75},{"year":2024,"works_count":2,"oa_works_count":1,"cited_by_count":91},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":79},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":54}],"display_name_alternatives":["C. da S. Chagas","CHAGAS, C. da S.","Cesar Da Silva Chagas","Cesar da Silva Chagas","Chagas, Cesar Da Silva","Chagas, Cesar da Silva","Chagas, C\u00c3\u00a9sar da Silva","Chagas, C\u00e9sar Da Silva","Chagas, C\u00e9sar da Silva","Chagas,\u00a0C\u00e9sar\u00a0da\u00a0Silva","C\u00e9sar da S. Chagas","C\u00e9sar da Silva Chagas"],"block_key":"c chagas","works_api_url":"https://api.openalex.org/works?filter=author.id:A5103057413","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5103057413","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}