{"id":"https://openalex.org/W2018511088","doi":"https://doi.org/10.1007/s10915-009-9330-0","title":"Hierarchical Matrices in Computations of Electron Dynamics","display_name":"Hierarchical Matrices in Computations of Electron Dynamics","publication_year":2009,"publication_date":"2009-09-30","ids":{"openalex":"https://openalex.org/W2018511088","doi":"https://doi.org/10.1007/s10915-009-9330-0","mag":"2018511088"},"language":"en","primary_location":{"id":"doi:10.1007/s10915-009-9330-0","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10915-009-9330-0","pdf_url":null,"source":{"id":"https://openalex.org/S151550017","display_name":"Journal of Scientific Computing","issn_l":"0885-7474","issn":["0885-7474","1573-7691"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Scientific Computing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5056549733","display_name":"Othmar Koch","orcid":"https://orcid.org/0000-0002-1956-221X"},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":true,"raw_author_name":"Othmar Koch","raw_affiliation_strings":["Institute for Analysis and Scientific Computing (E101), Vienna University of Technology, Wiedner Hauptstra\u00dfe 8\u201310, 1040, Vienna, Austria","Institute for Analysis and Scientific Computing (E101), Vienna University of Technology, Vienna, Austria 1040"],"affiliations":[{"raw_affiliation_string":"Institute for Analysis and Scientific Computing (E101), Vienna University of Technology, Wiedner Hauptstra\u00dfe 8\u201310, 1040, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Institute for Analysis and Scientific Computing (E101), Vienna University of Technology, Vienna, Austria 1040","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069519048","display_name":"Christopher Ede","orcid":null},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Christopher Ede","raw_affiliation_strings":["Photonics Institute (E387), Vienna University of Technology, Gu\u00dfhausstra\u00dfe 27, 1040, Vienna, Austria","Photonics Institute (E387), Vienna University of Technology, Vienna, Austria 1040"],"affiliations":[{"raw_affiliation_string":"Photonics Institute (E387), Vienna University of Technology, Gu\u00dfhausstra\u00dfe 27, 1040, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Photonics Institute (E387), Vienna University of Technology, Vienna, Austria 1040","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011284145","display_name":"Gerald Jordan","orcid":null},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Gerald Jordan","raw_affiliation_strings":["Photonics Institute (E387), Vienna University of Technology, Gu\u00dfhausstra\u00dfe 27, 1040, Vienna, Austria","Photonics Institute (E387), Vienna University of Technology, Vienna, Austria 1040"],"affiliations":[{"raw_affiliation_string":"Photonics Institute (E387), Vienna University of Technology, Gu\u00dfhausstra\u00dfe 27, 1040, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Photonics Institute (E387), Vienna University of Technology, Vienna, Austria 1040","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062468577","display_name":"Armin Scrinzi","orcid":"https://orcid.org/0000-0002-9017-472X"},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Armin Scrinzi","raw_affiliation_strings":["Photonics Institute (E387), Vienna University of Technology, Gu\u00dfhausstra\u00dfe 27, 1040, Vienna, Austria","Photonics Institute (E387), Vienna University of Technology, Vienna, Austria 1040"],"affiliations":[{"raw_affiliation_string":"Photonics Institute (E387), Vienna University of Technology, Gu\u00dfhausstra\u00dfe 27, 1040, Vienna, Austria","institution_ids":["https://openalex.org/I145847075"]},{"raw_affiliation_string":"Photonics Institute (E387), Vienna University of Technology, Vienna, Austria 1040","institution_ids":["https://openalex.org/I145847075"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5056549733"],"corresponding_institution_ids":["https://openalex.org/I145847075"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.09906764,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"42","issue":"3","first_page":"447","last_page":"455"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10792","display_name":"Matrix Theory and Algorithms","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10792","display_name":"Matrix Theory and Algorithms","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10382","display_name":"Quantum and electron transport phenomena","score":0.9929999709129333,"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/T10049","display_name":"Magnetic properties of thin films","score":0.9919999837875366,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.8197557926177979},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7597365379333496},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.5726758241653442},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.5583354234695435},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.48994821310043335},{"id":"https://openalex.org/keywords/statistical-physics","display_name":"Statistical physics","score":0.37358254194259644},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.21856725215911865},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.11631137132644653},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09804189205169678}],"concepts":[{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.8197557926177979},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7597365379333496},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5726758241653442},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.5583354234695435},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.48994821310043335},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.37358254194259644},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.21856725215911865},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.11631137132644653},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09804189205169678},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s10915-009-9330-0","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10915-009-9330-0","pdf_url":null,"source":{"id":"https://openalex.org/S151550017","display_name":"Journal of Scientific Computing","issn_l":"0885-7474","issn":["0885-7474","1573-7691"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Scientific Computing","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.547.761","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.547.761","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.othmar-koch.org/papers/papers/h.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.628.4224","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.628.4224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://publik.tuwien.ac.at/files/PubDat_173282.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1492326914","https://openalex.org/W1493981498","https://openalex.org/W1569304948","https://openalex.org/W1988996307","https://openalex.org/W2018419001","https://openalex.org/W2043329653","https://openalex.org/W2089212609","https://openalex.org/W2094983691","https://openalex.org/W2103479112","https://openalex.org/W2122137889","https://openalex.org/W2125410420","https://openalex.org/W2134344701","https://openalex.org/W2144620822","https://openalex.org/W3140960170","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2046435967","https://openalex.org/W2152992791","https://openalex.org/W4231775656","https://openalex.org/W2112835755","https://openalex.org/W2361403716","https://openalex.org/W2904061867","https://openalex.org/W4289115725","https://openalex.org/W2967798957","https://openalex.org/W3144644423","https://openalex.org/W2024384195"],"abstract_inverted_index":null,"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}