{"id":"https://openalex.org/A5063115398","orcid":"https://orcid.org/0000-0001-6658-6938","observed_orcids":["https://orcid.org/0000-0001-6658-6938"],"display_name":"P. John","raw_author_names":["John, Philipp M.","P John","P. John","Philipp John","Philipp Maximilian John"],"full_name":"John, Philipp Maximilian","works_count":17,"cited_by_count":81,"summary_stats":{"2yr_mean_citedness":3.0,"h_index":7,"i10_index":4},"ids":{"openalex":"https://openalex.org/A5063115398","orcid":"https://orcid.org/0000-0001-6658-6938","observed_orcids":["https://orcid.org/0000-0001-6658-6938"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1294671590","ror":"https://ror.org/02feahw73","display_name":"Centre National de la Recherche Scientifique","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},"years":[2021,2020]},{"institution":{"id":"https://openalex.org/I201841394","ror":"https://ror.org/019tgvf94","display_name":"Universit\u00e9 C\u00f4te d'Azur","country_code":"FR","type":"education","lineage":["https://openalex.org/I201841394"]},"years":[2021]},{"institution":{"id":"https://openalex.org/I4210116306","ror":"https://ror.org/01mk1hj86","display_name":"Paul Drude Institute for Solid State Electronics","country_code":"DE","type":"facility","lineage":["https://openalex.org/I315704651","https://openalex.org/I4210116306"]},"years":[2026,2025,2024,2023]},{"institution":{"id":"https://openalex.org/I4210124361","ror":"https://ror.org/03y8mpv07","display_name":"Centre de Recherche sur l'H\u00e9t\u00e9ro-Epitaxie et ses Applications","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I201841394","https://openalex.org/I4210098836","https://openalex.org/I4210124361"]},"years":[2021,2020]},{"institution":{"id":"https://openalex.org/I4210156597","ror":"https://ror.org/059m1v232","display_name":"Forschungsverbund Berlin","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210156597"]},"years":[2026,2025,2024,2023]}],"last_known_institutions":[{"id":"https://openalex.org/I4210116306","ror":"https://ror.org/01mk1hj86","display_name":"Paul Drude Institute for Solid State Electronics","country_code":"DE","type":"facility","lineage":["https://openalex.org/I315704651","https://openalex.org/I4210116306"]},{"id":"https://openalex.org/I4210156597","ror":"https://ror.org/059m1v232","display_name":"Forschungsverbund Berlin","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210156597"]}],"topics":[{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","count":13,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11272","display_name":"Nanowire Synthesis and Applications","count":7,"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/T11853","display_name":"Semiconductor materials and interfaces","count":7,"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/T11160","display_name":"Acoustic Wave Resonator Technologies","count":4,"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/T10022","display_name":"Semiconductor Quantum Structures and Devices","count":3,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11272","display_name":"Nanowire Synthesis and Applications","value":7.47e-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/T10099","display_name":"GaN-based semiconductor devices and materials","value":5.59e-05,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11160","display_name":"Acoustic Wave Resonator Technologies","value":2.84e-05,"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":1.42e-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/T10377","display_name":"Metal and Thin Film Mechanics","value":1.4e-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"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9542999863624573},{"id":"110738630","wikidata":"https://www.wikidata.org/wiki/Q1135540","display_name":"Epitaxy","score":0.8168613314628601},{"id":"49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","score":0.6786999702453613},{"id":"171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","score":0.5009832382202148},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.31839999556541443}],"counts_by_year":[{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":5},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":4},{"year":2024,"works_count":3,"oa_works_count":3,"cited_by_count":14},{"year":2025,"works_count":3,"oa_works_count":3,"cited_by_count":19},{"year":2026,"works_count":5,"oa_works_count":5,"cited_by_count":30}],"display_name_alternatives":["John, Philipp M.","P John","P. John","Philipp John","Philipp Maximilian John"],"block_key":"p john","works_api_url":"https://api.openalex.org/works?filter=author.id:A5063115398","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5063115398","updated_date":"2026-11-10T14:30:39","created_date":"2020-05-21T00:00:00"}