{"id":"https://openalex.org/A5120930942","orcid":"https://orcid.org/0009-0003-1168-2895","observed_orcids":["https://orcid.org/0009-0003-1168-2895"],"display_name":"Petchithai Velladurai","raw_author_names":["Petchithai Velladurai","Petchithai Vellaidurai"],"full_name":"Petchithai Velladurai","works_count":11,"cited_by_count":28,"summary_stats":{"2yr_mean_citedness":2.5454545454545454,"h_index":3,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5120930942","orcid":"https://orcid.org/0009-0003-1168-2895","observed_orcids":["https://orcid.org/0009-0003-1168-2895"]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210127672","ror":"https://ror.org/045s9b323","display_name":"Engineering (Italy)","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210127672"]},"years":[2026]}],"last_known_institutions":[{"id":"https://openalex.org/I4210127672","ror":"https://ror.org/045s9b323","display_name":"Engineering (Italy)","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210127672"]}],"topics":[{"id":"https://openalex.org/T11774","display_name":"Adsorption and Cooling Systems","count":4,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T12008","display_name":"Solar-Powered Water Purification Methods","count":4,"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/T10197","display_name":"Membrane Separation Technologies","count":3,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T10905","display_name":"Solar Thermal and Photovoltaic Systems","count":2,"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/T10036","display_name":"Advanced Neural Network Applications","count":1,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12008","display_name":"Solar-Powered Water Purification Methods","value":9.91e-05,"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/T11774","display_name":"Adsorption and Cooling Systems","value":2.6e-05,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T10197","display_name":"Membrane Separation Technologies","value":1.21e-05,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T12362","display_name":"Tribology and Wear Analysis","value":1.05e-05,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T10905","display_name":"Solar Thermal and Photovoltaic Systems","value":8.6e-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":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.7585999965667725},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.7384999990463257},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.6632999777793884},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.47839999198913574},{"id":"2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","score":0.3700999915599823}],"counts_by_year":[{"year":2025,"works_count":2,"oa_works_count":0,"cited_by_count":3},{"year":2026,"works_count":9,"oa_works_count":1,"cited_by_count":25}],"display_name_alternatives":["Petchithai Velladurai","Petchithai Vellaidurai"],"block_key":"p velladurai","works_api_url":"https://api.openalex.org/works?filter=author.id:A5120930942","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5120930942","updated_date":"2026-11-10T14:30:39","created_date":"2025-10-10T00:00:00"}