{"id":"https://openalex.org/A5112376865","orcid":null,"observed_orcids":[],"display_name":"Jeckson Siahaan","raw_author_names":["Jeckson Siahaan","Siahaan , Jeckson","Siahaan J.","Siahaan, Jeckson"],"full_name":"Jeckson Siahaan","works_count":63,"cited_by_count":276,"summary_stats":{"2yr_mean_citedness":0.7894736842105263,"h_index":8,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5112376865","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I168180000","ror":"https://ror.org/00fq07k50","display_name":"University of Mataram","country_code":"ID","type":"education","lineage":["https://openalex.org/I168180000"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2015,2013,2012,2010]}],"last_known_institutions":[{"id":"https://openalex.org/I168180000","ror":"https://ror.org/00fq07k50","display_name":"University of Mataram","country_code":"ID","type":"education","lineage":["https://openalex.org/I168180000"]}],"topics":[{"id":"https://openalex.org/T14097","display_name":"Chemistry Education and Research","count":33,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12327","display_name":"Various Chemistry Research Topics","count":32,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12931","display_name":"Educational Methods and Outcomes","count":30,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10072","display_name":"Science Education and Pedagogy","count":14,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12590","display_name":"STEM Education","count":9,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"topic_share":[{"id":"https://openalex.org/T14097","display_name":"Chemistry Education and Research","value":0.000198,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12327","display_name":"Various Chemistry Research Topics","value":0.0001155,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12931","display_name":"Educational Methods and Outcomes","value":6.01e-05,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11101","display_name":"Online Learning Methods and Innovations","value":5.03e-05,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12590","display_name":"STEM Education","value":4.93e-05,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"x_concepts":[{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9234045743942261},{"id":"15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","score":0.7248221635818481},{"id":"15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","score":0.6614999771118164},{"id":"145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","score":0.586392879486084},{"id":"138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","score":0.1749941110610962}],"counts_by_year":[{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2013,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2017,"works_count":2,"oa_works_count":2,"cited_by_count":1},{"year":2018,"works_count":2,"oa_works_count":2,"cited_by_count":1},{"year":2019,"works_count":7,"oa_works_count":7,"cited_by_count":9},{"year":2020,"works_count":4,"oa_works_count":4,"cited_by_count":11},{"year":2021,"works_count":4,"oa_works_count":4,"cited_by_count":26},{"year":2022,"works_count":10,"oa_works_count":10,"cited_by_count":42},{"year":2023,"works_count":9,"oa_works_count":8,"cited_by_count":61},{"year":2024,"works_count":9,"oa_works_count":9,"cited_by_count":45},{"year":2025,"works_count":9,"oa_works_count":9,"cited_by_count":46},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":34}],"display_name_alternatives":["Jeckson Siahaan","Siahaan , Jeckson","Siahaan J.","Siahaan, Jeckson"],"block_key":"j siahaan","works_api_url":"https://api.openalex.org/works?filter=author.id:A5112376865","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5112376865","updated_date":"2026-11-11T13:02:13","created_date":"2016-06-24T00:00:00"}