{"id":"https://openalex.org/A5019235690","orcid":null,"observed_orcids":[],"display_name":"S. Wethekam","raw_author_names":["S Wethekam","S. Wethekam","Stephan Wethekam","Wethekam, Stephan Ernst"],"full_name":"Wethekam, Stephan Ernst","works_count":64,"cited_by_count":951,"summary_stats":{"2yr_mean_citedness":0.3333333333333333,"h_index":16,"i10_index":28},"ids":{"openalex":"https://openalex.org/A5019235690","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I102197404","ror":"https://ror.org/028rypz17","display_name":"Universit\u00e9 Paris-Sud","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404","https://openalex.org/I277688954"]},"years":[2003]},{"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":[2003]},{"institution":{"id":"https://openalex.org/I1325886976","ror":"https://ror.org/059mq0909","display_name":"Siemens (Germany)","country_code":"DE","type":"company","lineage":["https://openalex.org/I1325886976"]},"years":[2021,2019,2018,2014]},{"institution":{"id":"https://openalex.org/I145847075","ror":"https://ror.org/04d836q62","display_name":"TU Wien","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I161593684","ror":"https://ror.org/05f0yaq80","display_name":"Stockholm University","country_code":"SE","type":"education","lineage":["https://openalex.org/I161593684"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I39343248","ror":"https://ror.org/01hcx6992","display_name":"Humboldt-Universit\u00e4t zu Berlin","country_code":"DE","type":"education","lineage":["https://openalex.org/I39343248"]},"years":[2012,2011,2010,2009,2008,2007,2006,2005,2004,2003]},{"institution":{"id":"https://openalex.org/I4405263023","ror":"https://ror.org/01eccwj82","display_name":"Siemens Energy","country_code":"DE","type":"company","lineage":["https://openalex.org/I4405263023"]},"years":[2025,2021]},{"institution":{"id":"https://openalex.org/I74775410","ror":"https://ror.org/008zs3103","display_name":"Rice University","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]},"years":[2007]}],"last_known_institutions":[{"id":"https://openalex.org/I4405263023","ror":"https://ror.org/01eccwj82","display_name":"Siemens Energy","country_code":"DE","type":"company","lineage":["https://openalex.org/I4405263023"]}],"topics":[{"id":"https://openalex.org/T12166","display_name":"Ion-surface interactions and analysis","count":52,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10523","display_name":"Atomic and Molecular Physics","count":34,"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"}},{"id":"https://openalex.org/T12039","display_name":"Electron and X-Ray Spectroscopy Techniques","count":34,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"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/T13531","display_name":"Surface and Thin Film Phenomena","count":16,"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"}},{"id":"https://openalex.org/T12077","display_name":"Vacuum and Plasma Arcs","count":10,"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/T10956","display_name":"Fullerene Chemistry and Applications","value":0.0001209,"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/T12039","display_name":"Electron and X-Ray Spectroscopy Techniques","value":9.74e-05,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"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/T13531","display_name":"Surface and Thin Film Phenomena","value":5.9e-05,"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"}},{"id":"https://openalex.org/T12166","display_name":"Ion-surface interactions and analysis","value":5.64e-05,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10523","display_name":"Atomic and Molecular Physics","value":5.51e-05,"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"}}],"x_concepts":[{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9648968577384949},{"id":"184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","score":0.8549455404281616},{"id":"145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","score":0.8422273993492126},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.6566212773323059},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.1832772195339203}],"counts_by_year":[{"year":2003,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":11,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":8,"oa_works_count":3,"cited_by_count":0},{"year":2010,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":1,"cited_by_count":51},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":76},{"year":2014,"works_count":2,"oa_works_count":0,"cited_by_count":72},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":56},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":37},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":43},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":20},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":26},{"year":2021,"works_count":2,"oa_works_count":0,"cited_by_count":17},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":36},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":42},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":20},{"year":2025,"works_count":2,"oa_works_count":0,"cited_by_count":18},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":7}],"display_name_alternatives":["S Wethekam","S. Wethekam","Stephan Wethekam","Wethekam, Stephan Ernst"],"block_key":"s wethekam","works_api_url":"https://api.openalex.org/works?filter=author.id:A5019235690","updated_date":"2026-11-03T12:34:24","created_date":"2016-06-24T00:00:00"}
