{"id":"https://openalex.org/A5113972575","orcid":null,"observed_orcids":[],"display_name":"Ricardo Fierro","raw_author_names":["Ricardo Fierro"],"full_name":"Fierro, Ricardo","works_count":13,"cited_by_count":38,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5113972575","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I36243813","ror":"https://ror.org/059yx9a68","display_name":"Universidad Nacional de Colombia","country_code":"CO","type":"education","lineage":["https://openalex.org/I36243813"]},"years":[2024,2019,2018,2012,2011,2010,2007,1999]}],"last_known_institutions":[{"id":"https://openalex.org/I36243813","ror":"https://ror.org/059yx9a68","display_name":"Universidad Nacional de Colombia","country_code":"CO","type":"education","lineage":["https://openalex.org/I36243813"]}],"topics":[{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","count":6,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11630","display_name":"Petroleum Processing and Analysis","count":5,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12603","display_name":"NMR spectroscopy and applications","count":5,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10911","display_name":"Chemical Synthesis and Analysis","count":4,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10092","display_name":"Organometallic Complex Synthesis and Catalysis","count":2,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12603","display_name":"NMR spectroscopy and applications","value":5.01e-05,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11630","display_name":"Petroleum Processing and Analysis","value":2.95e-05,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11561","display_name":"Protein Hydrolysis and Bioactive Peptides","value":2.29e-05,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","value":1.92e-05,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11103","display_name":"Antimicrobial Peptides and Activities","value":1.67e-05,"subfield":{"id":"https://openalex.org/subfields/2404","display_name":"Microbiology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9642114639282227},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.5265432000160217},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.4525541365146637},{"id":"43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","score":0.4483432471752167},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.4120294153690338}],"counts_by_year":[{"year":1999,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":5},{"year":2010,"works_count":2,"oa_works_count":2,"cited_by_count":4},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"year":2012,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":14},{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":14},{"year":2024,"works_count":2,"oa_works_count":2,"cited_by_count":0}],"display_name_alternatives":["Ricardo Fierro"],"block_key":"r fierro","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113972575","updated_date":"2026-10-11T12:31:35","created_date":"2025-10-10T00:00:00"}