{"id":"https://openalex.org/A5000748422","orcid":null,"observed_orcids":[],"display_name":"Harjana","raw_author_names":["Harjana","Harjana -"],"full_name":"Harjana -","works_count":39,"cited_by_count":232,"summary_stats":{"2yr_mean_citedness":11.333333333333334,"h_index":8,"i10_index":8},"ids":{"openalex":"https://openalex.org/A5000748422","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I119896790","ror":"https://ror.org/021hq5q33","display_name":"Sebelas Maret University","country_code":"ID","type":"education","lineage":["https://openalex.org/I119896790"]},"years":[2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015]}],"last_known_institutions":[{"id":"https://openalex.org/I119896790","ror":"https://ror.org/021hq5q33","display_name":"Sebelas Maret University","country_code":"ID","type":"education","lineage":["https://openalex.org/I119896790"]}],"topics":[{"id":"https://openalex.org/T12931","display_name":"Educational Methods and Outcomes","count":12,"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/T10822","display_name":"Acoustic Wave Phenomena Research","count":11,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10072","display_name":"Science Education and Pedagogy","count":10,"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":6,"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/T10690","display_name":"Vibration Control and Rheological Fluids","count":5,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13732","display_name":"Aerospace, Electronics, Mathematical Modeling","value":0.0001859,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"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/T10822","display_name":"Acoustic Wave Phenomena Research","value":4.65e-05,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T12590","display_name":"STEM Education","value":3.21e-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/T12299","display_name":"Radiation Shielding Materials Analysis","value":2.87e-05,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11715","display_name":"Education and Critical Thinking Development","value":2.73e-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":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.868579626083374},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.852554440498352},{"id":"145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","score":0.7157003879547119},{"id":"15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","score":0.6044281125068665},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.441173791885376}],"counts_by_year":[{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2016,"works_count":8,"oa_works_count":5,"cited_by_count":0},{"year":2017,"works_count":4,"oa_works_count":4,"cited_by_count":5},{"year":2018,"works_count":3,"oa_works_count":2,"cited_by_count":8},{"year":2019,"works_count":2,"oa_works_count":1,"cited_by_count":12},{"year":2020,"works_count":2,"oa_works_count":2,"cited_by_count":25},{"year":2021,"works_count":4,"oa_works_count":4,"cited_by_count":27},{"year":2022,"works_count":4,"oa_works_count":3,"cited_by_count":25},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":16},{"year":2024,"works_count":4,"oa_works_count":2,"cited_by_count":33},{"year":2025,"works_count":2,"oa_works_count":1,"cited_by_count":43},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":38}],"display_name_alternatives":["Harjana","Harjana -"],"block_key":"harjana","works_api_url":"https://api.openalex.org/works?filter=author.id:A5000748422","updated_date":"2026-10-28T12:34:19","created_date":"2016-06-24T00:00:00"}
