{"id":"https://openalex.org/A5089404501","orcid":"https://orcid.org/0000-0003-1230-8099","observed_orcids":["https://orcid.org/0000-0003-1230-8099"],"display_name":"Johannes P. Seif","raw_author_names":["J. Seif","J.P. Seif","Johannes P. Seif","Johannes Peter Seif","Johannes Seif","Seif, J.","Seif, Johannes","Seif, Johannes Peter"],"full_name":"Seif, Johannes Peter","works_count":50,"cited_by_count":2777,"summary_stats":{"2yr_mean_citedness":4.0,"h_index":19,"i10_index":21},"ids":{"openalex":"https://openalex.org/A5089404501","orcid":"https://orcid.org/0000-0003-1230-8099","observed_orcids":["https://orcid.org/0000-0003-1230-8099"]},"affiliations":[{"institution":{"id":"https://openalex.org/I31746571","ror":"https://ror.org/03r8z3t63","display_name":"UNSW Sydney","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]},"years":[2023,2022,2021,2020,2019]},{"institution":{"id":"https://openalex.org/I4210117272","ror":"https://ror.org/02kfzvh91","display_name":"Fraunhofer Institute for Solar Energy Systems","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210117272","https://openalex.org/I4923324"]},"years":[2024,2023,2022]},{"institution":{"id":"https://openalex.org/I4210141194","ror":"https://ror.org/04j539t95","display_name":"Meyer Burger Technology (Switzerland)","country_code":"CH","type":"company","lineage":["https://openalex.org/I4210141194"]},"years":[2017]},{"institution":{"id":"https://openalex.org/I4210145905","ror":"https://ror.org/04pjgde17","display_name":"Idener (Spain)","country_code":"ES","type":"company","lineage":["https://openalex.org/I4210145905"]},"years":[2026,2025,2024]},{"institution":{"id":"https://openalex.org/I5124864","ror":"https://ror.org/02s376052","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]},"years":[2018,2017,2016,2015,2014,2013,2012,2011]}],"last_known_institutions":[{"id":"https://openalex.org/I4210145905","ror":"https://ror.org/04pjgde17","display_name":"Idener (Spain)","country_code":"ES","type":"company","lineage":["https://openalex.org/I4210145905"]}],"topics":[{"id":"https://openalex.org/T10624","display_name":"Silicon and Solar Cell Technologies","count":47,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10623","display_name":"Thin-Film Transistor Technologies","count":42,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11853","display_name":"Semiconductor materials and interfaces","count":21,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T12309","display_name":"solar cell performance optimization","count":17,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11169","display_name":"Silicon Nanostructures and Photoluminescence","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"}}],"topic_share":[{"id":"https://openalex.org/T10623","display_name":"Thin-Film Transistor Technologies","value":0.0002093,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10624","display_name":"Silicon and Solar Cell Technologies","value":0.0001977,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T12309","display_name":"solar cell performance optimization","value":0.0001502,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11853","display_name":"Semiconductor materials and interfaces","value":4.25e-05,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T11169","display_name":"Silicon Nanostructures and Photoluminescence","value":3.8e-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"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8416879773139954},{"id":"544956773","wikidata":"https://www.wikidata.org/wiki/Q670","display_name":"Silicon","score":0.7813311219215393},{"id":"49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","score":0.7719998359680176},{"id":"79794668","wikidata":"https://www.wikidata.org/wiki/Q1616270","display_name":"Heterojunction","score":0.6864843964576721},{"id":"171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","score":0.48156026005744934}],"counts_by_year":[{"year":2011,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":1,"cited_by_count":21},{"year":2013,"works_count":1,"oa_works_count":1,"cited_by_count":34},{"year":2014,"works_count":3,"oa_works_count":3,"cited_by_count":92},{"year":2015,"works_count":8,"oa_works_count":7,"cited_by_count":103},{"year":2016,"works_count":5,"oa_works_count":3,"cited_by_count":194},{"year":2017,"works_count":7,"oa_works_count":5,"cited_by_count":269},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":265},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":255},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":260},{"year":2021,"works_count":2,"oa_works_count":2,"cited_by_count":294},{"year":2022,"works_count":5,"oa_works_count":5,"cited_by_count":221},{"year":2023,"works_count":6,"oa_works_count":6,"cited_by_count":219},{"year":2024,"works_count":3,"oa_works_count":3,"cited_by_count":209},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":179},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":162}],"display_name_alternatives":["J. Seif","J.P. Seif","Johannes P. Seif","Johannes Peter Seif","Johannes Seif","Seif, J.","Seif, Johannes","Seif, Johannes Peter"],"block_key":"j seif","works_api_url":"https://api.openalex.org/works?filter=author.id:A5089404501","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5089404501","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}