{"id":"https://openalex.org/W2017102604","doi":"https://doi.org/10.1515/zna-1953-1004","title":"Zum relativistischen Zweik\u00f6rperproblem der Quantenmechanik II","display_name":"Zum relativistischen Zweik\u00f6rperproblem der Quantenmechanik II","publication_year":1953,"publication_date":"1953-10-01","ids":{"openalex":"https://openalex.org/W2017102604","doi":"https://doi.org/10.1515/zna-1953-1004","mag":"2017102604"},"language":"de","primary_location":{"id":"doi:10.1515/zna-1953-1004","doi":"https://doi.org/10.1515/zna-1953-1004","is_oa":true,"landing_page_url":"https://doi.org/10.1515/zna-1953-1004","pdf_url":"https://www.degruyter.com/document/doi/10.1515/zna-1953-1004/pdf","source":{"id":"https://openalex.org/S4210168924","display_name":"Zeitschrift f\u00fcr Naturforschung A","issn_l":"0340-4811","issn":["0340-4811","0932-0784","1865-7109"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310313990","host_organization_name":"De Gruyter","host_organization_lineage":["https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Zeitschrift f\u00fcr Naturforschung A","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://www.degruyter.com/document/doi/10.1515/zna-1953-1004/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071190832","display_name":"Wilhelm Macke","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Wilhelm Macke","raw_affiliation_strings":["Aus dem Instituto de Fisica Te\u00f3rica, S\u00e3o Paulo, Brasil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aus dem Instituto de Fisica Te\u00f3rica, S\u00e3o Paulo, Brasil","institution_ids":["https://openalex.org/I17974374"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5071190832"],"corresponding_institution_ids":["https://openalex.org/I17974374"],"apc_list":{"value":2400,"currency":"EUR","value_usd":2712},"apc_paid":{"value":2400,"currency":"EUR","value_usd":2712},"fwci":0.0,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.19076923,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"8","issue":"10","first_page":"615","last_page":"620"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11683","display_name":"Quantum and Classical Electrodynamics","score":0.6147000193595886,"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"}},"topics":[{"id":"https://openalex.org/T11683","display_name":"Quantum and Classical Electrodynamics","score":0.6147000193595886,"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/T10224","display_name":"Quantum Chromodynamics and Particle Interactions","score":0.14010000228881836,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy 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/T11022","display_name":"Spectral Theory in Mathematical Physics","score":0.030700000002980232,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/relativistic-two-body-problem","display_name":"relativistic two-body problem","score":0.9559999704360962},{"id":"https://openalex.org/keywords/bound-states","display_name":"bound states","score":0.7329999804496765},{"id":"https://openalex.org/keywords/bethe-salpeter-equation","display_name":"Bethe-Salpeter equation","score":0.9559999704360962},{"id":"https://openalex.org/keywords/relativistic-quantum-mechanics","display_name":"relativistic quantum mechanics","score":0.8169999718666077}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4854317307472229},{"id":"https://openalex.org/C15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","level":1,"score":0.4359099566936493},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.27191412448883057}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1515/zna-1953-1004","doi":"https://doi.org/10.1515/zna-1953-1004","is_oa":true,"landing_page_url":"https://doi.org/10.1515/zna-1953-1004","pdf_url":"https://www.degruyter.com/document/doi/10.1515/zna-1953-1004/pdf","source":{"id":"https://openalex.org/S4210168924","display_name":"Zeitschrift f\u00fcr Naturforschung A","issn_l":"0340-4811","issn":["0340-4811","0932-0784","1865-7109"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310313990","host_organization_name":"De Gruyter","host_organization_lineage":["https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Zeitschrift f\u00fcr Naturforschung A","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1515/zna-1953-1004","doi":"https://doi.org/10.1515/zna-1953-1004","is_oa":true,"landing_page_url":"https://doi.org/10.1515/zna-1953-1004","pdf_url":"https://www.degruyter.com/document/doi/10.1515/zna-1953-1004/pdf","source":{"id":"https://openalex.org/S4210168924","display_name":"Zeitschrift f\u00fcr Naturforschung A","issn_l":"0340-4811","issn":["0340-4811","0932-0784","1865-7109"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310313990","host_organization_name":"De Gruyter","host_organization_lineage":["https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Zeitschrift f\u00fcr Naturforschung A","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2017102604.pdf","grobid_xml":"https://content.openalex.org/works/W2017102604.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4247294500","https://openalex.org/W1626315015","https://openalex.org/W2083057593","https://openalex.org/W1982990582","https://openalex.org/W2371179612","https://openalex.org/W2169107477","https://openalex.org/W1975336777","https://openalex.org/W2912658208","https://openalex.org/W2901009511","https://openalex.org/W1981518166"],"abstract_inverted_index":{"Die":[0],"vierkomponentige":[1],"Wellengleichung":[2],"(1)":[3],"zur":[4],"Beschreibung":[5],"gebundener":[6],"Zust\u00e4nde":[7],"zweier":[8],"Teilchen":[9],"wird":[10],"untersucht":[11],"und":[12,46,56],"durch":[13],"willk\u00fcrliche":[14],"Transformationen":[15],"in":[16,51],"neue":[17],"Darstellungen":[18,27],"\u00fcberf\u00fchrt.":[19],"Dabei":[20],"zeigt":[21],"sich":[22,30],"insbesondere,":[23],"da\u00df":[24],"zwei":[25],"bekannte":[26],"dieser":[28],"Gleichung":[29],"ineinander":[31],"transformieren":[32],"lassen,":[33],"deren":[34,47],"eine":[35],"von":[36],"Tamm-Dancoff-L\u00e9vy":[37],"aus":[38],"der":[39,42],"einzeitigen":[40],"Darstellung":[41],"Feldtheorie":[43],"abgeleitet":[44],"wurde,":[45],"andere":[48],"vom":[49],"Verfasser":[50],"Teil":[52],"I":[53],"bestimmt":[54],"wurde":[55],"auf":[57],"die":[58],"Bethe-Salpeter-Gleichung":[59],"zur\u00fcckf\u00fchrt.":[60]},"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}
