{"id":"https://openalex.org/A5073661771","orcid":"https://orcid.org/0000-0003-2419-3129","observed_orcids":["https://orcid.org/0000-0003-2419-3129"],"display_name":"R. J. K. U. Ranatunga","raw_author_names":["R. J. K. U. Ranatunga","R. J. K. Udayana Ranatunga","R. J.K. Udayana Ranatunga","R.J.K. Ranatunga","R.J.K.U. Ranatunga","R.J.K.\u00a0Udayana Ranatunga","Ranatunga, R. J. K. U."],"full_name":"R. J. K. Udayana Ranatunga","works_count":20,"cited_by_count":302,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":8,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5073661771","orcid":"https://orcid.org/0000-0003-2419-3129","observed_orcids":["https://orcid.org/0000-0003-2419-3129"]},"affiliations":[{"institution":{"id":"https://openalex.org/I111199411","ror":"https://ror.org/025h79t26","display_name":"University of Peradeniya","country_code":"LK","type":"education","lineage":["https://openalex.org/I111199411"]},"years":[2026,2025,2022,2021,2019,2018,2017]},{"institution":{"id":"https://openalex.org/I162577319","ror":"https://ror.org/049emcs32","display_name":"The University of Texas at Dallas","country_code":"US","type":"education","lineage":["https://openalex.org/I162577319"]},"years":[2014,2013,2011,2010]},{"institution":{"id":"https://openalex.org/I73613424","ror":"https://ror.org/01703db54","display_name":"National Institute of Advanced Industrial Science and Technology","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]},"years":[2011]}],"last_known_institutions":[{"id":"https://openalex.org/I111199411","ror":"https://ror.org/025h79t26","display_name":"University of Peradeniya","country_code":"LK","type":"education","lineage":["https://openalex.org/I111199411"]}],"topics":[{"id":"https://openalex.org/T10063","display_name":"Nanoparticle-Based Drug Delivery","count":5,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"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/T10721","display_name":"Surfactants and Colloidal Systems","count":5,"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"}},{"id":"https://openalex.org/T10725","display_name":"RNA Interference and Gene Delivery","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/T11915","display_name":"Pickering emulsions and particle stabilization","count":4,"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/T12044","display_name":"Advanced Physical and Chemical Molecular Interactions","count":4,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T11915","display_name":"Pickering emulsions and particle stabilization","value":4.36e-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/T12202","display_name":"nanoparticles nucleation surface interactions","value":3.28e-05,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10725","display_name":"RNA Interference and Gene Delivery","value":1.68e-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/T10956","display_name":"Fullerene Chemistry and Applications","value":1.34e-05,"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"}},{"id":"https://openalex.org/T10721","display_name":"Surfactants and Colloidal Systems","value":1.23e-05,"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"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8795999884605408},{"id":"59593255","wikidata":"https://www.wikidata.org/wiki/Q901663","display_name":"Molecular dynamics","score":0.765446126461029},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.7525787353515625},{"id":"171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","score":0.6163681745529175},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.28220000863075256}],"counts_by_year":[{"year":2010,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":8},{"year":2013,"works_count":2,"oa_works_count":0,"cited_by_count":7},{"year":2014,"works_count":1,"oa_works_count":1,"cited_by_count":17},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":17},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2017,"works_count":1,"oa_works_count":1,"cited_by_count":31},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":16},{"year":2019,"works_count":2,"oa_works_count":0,"cited_by_count":21},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":25},{"year":2021,"works_count":2,"oa_works_count":1,"cited_by_count":21},{"year":2022,"works_count":1,"oa_works_count":0,"cited_by_count":24},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":30},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":18},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":22},{"year":2026,"works_count":1,"oa_works_count":0,"cited_by_count":14}],"display_name_alternatives":["R. J. K. U. Ranatunga","R. J. K. Udayana Ranatunga","R. J.K. Udayana Ranatunga","R.J.K. Ranatunga","R.J.K.U. Ranatunga","R.J.K.\u00a0Udayana Ranatunga","Ranatunga, R. J. K. U."],"block_key":"r ranatunga","works_api_url":"https://api.openalex.org/works?filter=author.id:A5073661771","updated_date":"2026-11-03T12:34:24","created_date":"2016-06-24T00:00:00"}
