{"id":"https://openalex.org/A5067166364","orcid":"https://orcid.org/0000-0002-0364-0690","observed_orcids":["https://orcid.org/0000-0002-0364-0690"],"display_name":"Rafael Guimar\u00e3es Oliveira dos Santos","raw_author_names":["Rafael Guimar\u00e3es Oliveira dos Santos"],"full_name":"Rafael Guimar\u00e3es Oliveira dos Santos","works_count":4,"cited_by_count":12,"summary_stats":{"2yr_mean_citedness":6.0,"h_index":2,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5067166364","orcid":"https://orcid.org/0000-0002-0364-0690","observed_orcids":["https://orcid.org/0000-0002-0364-0690"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1329807341","ror":"https://ror.org/035c3nf67","display_name":"Servi\u00e7o Nacional de Aprendizagem Industrial","country_code":"BR","type":"nonprofit","lineage":["https://openalex.org/I1329807341"]},"years":[2025,2024,2023]},{"institution":{"id":"https://openalex.org/I4405256755","ror":"https://ror.org/04gkha250","display_name":"Universidade SENAI CIMATEC","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405256755"]},"years":[2025,2024,2023]}],"last_known_institutions":[{"id":"https://openalex.org/I1329807341","ror":"https://ror.org/035c3nf67","display_name":"Servi\u00e7o Nacional de Aprendizagem Industrial","country_code":"BR","type":"nonprofit","lineage":["https://openalex.org/I1329807341"]},{"id":"https://openalex.org/I4405256755","ror":"https://ror.org/04gkha250","display_name":"Universidade SENAI CIMATEC","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405256755"]}],"topics":[{"id":"https://openalex.org/T10050","display_name":"Multi-Criteria Decision Making","count":1,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10223","display_name":"Microgrid Control and Optimization","count":1,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"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/T10603","display_name":"Smart Grid Energy Management","count":1,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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/T10768","display_name":"Electric Vehicles and Infrastructure","count":1,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"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/T11954","display_name":"Energy Efficiency and Management","count":1,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12661","display_name":"Iterative Methods for Nonlinear Equations","value":2.05e-05,"subfield":{"id":"https://openalex.org/subfields/2612","display_name":"Numerical Analysis"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12838","display_name":"Photovoltaic Systems and Sustainability","value":1.13e-05,"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/T12095","display_name":"Vehicle emissions and performance","value":8.1e-06,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive Engineering"},"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/T12617","display_name":"Energy, Environment, and Transportation Policies","value":7.7e-06,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14481","display_name":"Renewable Energy and Sustainability","value":7.7e-06,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"134560507","wikidata":"https://www.wikidata.org/wiki/Q753291","display_name":"Environmental economics","score":0.43134722113609314},{"id":"144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","score":0.4308536946773529},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.3359609842300415},{"id":"162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","score":0.2347722351551056},{"id":"119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","score":0.21332964301109314}],"counts_by_year":[{"year":2021,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":4},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":8}],"display_name_alternatives":["Rafael Guimar\u00e3es Oliveira dos Santos"],"block_key":"r santos","works_api_url":"https://api.openalex.org/works?filter=author.id:A5067166364","updated_date":"2026-10-10T12:59:14","created_date":"2025-10-10T00:00:00"}