{"id":"https://openalex.org/W2334770951","doi":"https://doi.org/10.1021/ct501187j","title":"Tree Tensor Network State with Variable Tensor Order: An Efficient Multireference Method for Strongly Correlated Systems","display_name":"Tree Tensor Network State with Variable Tensor Order: An Efficient Multireference Method for Strongly Correlated Systems","publication_year":2015,"publication_date":"2015-02-03","ids":{"openalex":"https://openalex.org/W2334770951","doi":"https://doi.org/10.1021/ct501187j","mag":"2334770951","pmid":"https://pubmed.ncbi.nlm.nih.gov/25844072","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/4357235"},"language":"en","primary_location":{"id":"doi:10.1021/ct501187j","doi":"https://doi.org/10.1021/ct501187j","is_oa":true,"landing_page_url":"https://doi.org/10.1021/ct501187j","pdf_url":"https://pubs.acs.org/doi/pdf/10.1021/ct501187j?ref=article_openPDF","source":{"id":"https://openalex.org/S189701308","display_name":"Journal of Chemical Theory and Computation","issn_l":"1549-9618","issn":["1549-9618","1549-9626"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Chemical Theory and Computation","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://pubs.acs.org/doi/pdf/10.1021/ct501187j?ref=article_openPDF","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5076990238","display_name":"V. Murg","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I129774422","display_name":"University of Vienna","ror":"https://ror.org/03prydq77","country_code":"AT","type":"education","lineage":["https://openalex.org/I129774422"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"V. Murg","raw_affiliation_strings":["Universita\u0308t Wien , , Boltzmanngasse 3 , , ,","Fakult\u00e4t\rf\u00fcr Physik, Universit\u00e4t Wien, Boltzmanngasse 3, A-1090 Vienna, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universita\u0308t Wien , , Boltzmanngasse 3 , , ,","institution_ids":["https://openalex.org/I129774422"]},{"raw_affiliation_string":"Fakult\u00e4t\rf\u00fcr Physik, Universit\u00e4t Wien, Boltzmanngasse 3, A-1090 Vienna, Vienna, Austria","institution_ids":["https://openalex.org/I129774422"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001154267","display_name":"Frank Verstraete","orcid":"https://orcid.org/0000-0003-0270-5592","observed_orcids":["https://orcid.org/0000-0003-0270-5592","https://orcid.org/0009-0002-3157-7104"]},"institutions":[{"id":"https://openalex.org/I129774422","display_name":"University of Vienna","ror":"https://ror.org/03prydq77","country_code":"AT","type":"education","lineage":["https://openalex.org/I129774422"]},{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["AT","BE"],"is_corresponding":false,"raw_author_name":"F. Verstraete","raw_affiliation_strings":["Ghent University , Krijgslaan 281, ,","Universita\u0308t Wien , , Boltzmanngasse 3 , , ,","Fakult\u00e4t\rf\u00fcr Physik, Universit\u00e4t Wien, Boltzmanngasse 3, A-1090 Vienna, Vienna, Austria","Ghent University, Krijgslaan 281, Ghent, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ghent University , Krijgslaan 281, ,","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Universita\u0308t Wien , , Boltzmanngasse 3 , , ,","institution_ids":["https://openalex.org/I129774422"]},{"raw_affiliation_string":"Fakult\u00e4t\rf\u00fcr Physik, Universit\u00e4t Wien, Boltzmanngasse 3, A-1090 Vienna, Vienna, Austria","institution_ids":["https://openalex.org/I129774422"]},{"raw_affiliation_string":"Ghent University, Krijgslaan 281, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102878006","display_name":"Reinhold Schneider","orcid":"https://orcid.org/0000-0003-0529-7467","observed_orcids":["https://orcid.org/0000-0003-0529-7467"]},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"R. Schneider","raw_affiliation_strings":["Technische Universita\u0308t Berlin Fakulta\u0308t II - , Strasse des 17, Juni 136 , , ,","Technische Universit\u00e4t Berlin Fakult\u00e4t II - Mathematik und Naturwissenschaften Institut f\u00fcr Mathematik, Strasse des 17, Juni 136, Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universita\u0308t Berlin Fakulta\u0308t II - , Strasse des 17, Juni 136 , , ,","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Technische Universit\u00e4t Berlin Fakult\u00e4t II - Mathematik und Naturwissenschaften Institut f\u00fcr Mathematik, Strasse des 17, Juni 136, Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066613616","display_name":"P\u00e9ter R. Nagy","orcid":"https://orcid.org/0000-0001-6692-0879","observed_orcids":["https://orcid.org/0000-0001-6692-0879"]},"institutions":[{"id":"https://openalex.org/I106118109","display_name":"E\u00f6tv\u00f6s Lor\u00e1nd University","ror":"https://ror.org/01jsq2704","country_code":"HU","type":"education","lineage":["https://openalex.org/I106118109"]},{"id":"https://openalex.org/I29770179","display_name":"Budapest University of Technology and Economics","ror":"https://ror.org/02w42ss30","country_code":"HU","type":"education","lineage":["https://openalex.org/I29770179"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"P. R. Nagy","raw_affiliation_strings":["Budapest University of Technology and Economics , , P.O. Box 91, ,","Eo\u0308tvo\u0308s Lora\u0301nd University, Budapest , Pa\u0301zma\u0301ny P. se\u0301ta\u0301ny 1/A , ,","MTA-BME\rLend\u00fclet Quantum Chemistry Research Group, Department of Physical\rChemistry and Materials Science, Budapest University of Technology and Economics, P.O. Box 91, H-1521 Budapest, Hungary","MTA-BME Lendulet Quantum Chemistry Research Group, Department of Physical Chemistry and Materials Science, Budapest University of Technology and Economics, P.O. Box 91, H-1521 Budapest, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Budapest University of Technology and Economics , , P.O. Box 91, ,","institution_ids":["https://openalex.org/I29770179"]},{"raw_affiliation_string":"Eo\u0308tvo\u0308s Lora\u0301nd University, Budapest , Pa\u0301zma\u0301ny P. se\u0301ta\u0301ny 1/A , ,","institution_ids":["https://openalex.org/I106118109"]},{"raw_affiliation_string":"MTA-BME\rLend\u00fclet Quantum Chemistry Research Group, Department of Physical\rChemistry and Materials Science, Budapest University of Technology and Economics, P.O. Box 91, H-1521 Budapest, Hungary","institution_ids":["https://openalex.org/I29770179"]},{"raw_affiliation_string":"MTA-BME Lendulet Quantum Chemistry Research Group, Department of Physical Chemistry and Materials Science, Budapest University of Technology and Economics, P.O. Box 91, H-1521 Budapest, Hungary","institution_ids":["https://openalex.org/I29770179"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070016694","display_name":"\u00d6rs Legeza","orcid":"https://orcid.org/0000-0002-9746-5802","observed_orcids":["https://orcid.org/0000-0002-9746-5802"]},"institutions":[{"id":"https://openalex.org/I4210126225","display_name":"HUN-REN Wigner Research Centre for Physics","ror":"https://ror.org/035dsb084","country_code":"HU","type":"facility","lineage":["https://openalex.org/I4210126225","https://openalex.org/I4387152226"]}],"countries":["HU"],"is_corresponding":true,"raw_author_name":"O\u0308. Legeza","raw_affiliation_strings":["Strongly correlated systems \u201dLendu\u0308let\u201d research group, Wigner Research Centre for Physics , P.O. Box 49, ,","Strongly correlated systems \"Lendulet\" research group, Wigner Research Centre for Physics, P.O. Box 49, H-1121 Budapest, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Strongly correlated systems \u201dLendu\u0308let\u201d research group, Wigner Research Centre for Physics , P.O. Box 49, ,","institution_ids":["https://openalex.org/I4210126225"]},{"raw_affiliation_string":"Strongly correlated systems \"Lendulet\" research group, Wigner Research Centre for Physics, P.O. Box 49, H-1121 Budapest, Hungary","institution_ids":["https://openalex.org/I4210126225"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5070016694"],"corresponding_institution_ids":["https://openalex.org/I4210126225"],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":{"value":3125,"currency":"EUR","value_usd":3370},"fwci":4.344,"has_fulltext":true,"cited_by_count":104,"citation_normalized_percentile":{"value":0.95376404,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"11","issue":"3","first_page":"1027","last_page":"1036"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11804","display_name":"Quantum many-body systems","score":0.7714999914169312,"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/T11804","display_name":"Quantum many-body systems","score":0.7714999914169312,"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/T10002","display_name":"Advanced Chemical Physics Studies","score":0.18410000205039978,"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.02370000071823597,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/multireference-methods","display_name":"multireference methods","score":0.7829999923706055},{"id":"https://openalex.org/keywords/strongly-correlated-electron-systems","display_name":"strongly correlated electrons","score":0.8069999814033508},{"id":"https://openalex.org/keywords/complete-active-space-configuration-interaction","display_name":"complete active space configuration interaction","score":0.9449999928474426},{"id":"https://openalex.org/keywords/matrix-product-states","display_name":"matrix product states","score":0.8149999976158142},{"id":"https://openalex.org/keywords/entanglement","display_name":"entanglement","score":0.7730000019073486},{"id":"https://openalex.org/keywords/avoided-crossings","display_name":"avoided crossings","score":0.7059999704360962},{"id":"https://openalex.org/keywords/lif","display_name":"LiF","score":0.8299999833106995}],"concepts":[{"id":"https://openalex.org/C130979935","wikidata":"https://www.wikidata.org/wiki/Q568954","display_name":"Ansatz","level":2,"score":0.5609945058822632},{"id":"https://openalex.org/C155281189","wikidata":"https://www.wikidata.org/wiki/Q3518150","display_name":"Tensor (intrinsic definition)","level":2,"score":0.5250782370567322},{"id":"https://openalex.org/C189394030","wikidata":"https://www.wikidata.org/wiki/Q53860","display_name":"Atomic orbital","level":3,"score":0.4523405432701111},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4449281692504883},{"id":"https://openalex.org/C17349429","wikidata":"https://www.wikidata.org/wiki/Q1049914","display_name":"Matrix multiplication","level":3,"score":0.438432514667511},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4232117235660553},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4183281362056732},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.30203190445899963},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.21027275919914246},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.14368721842765808},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1281842291355133},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.09495484828948975},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.0}],"mesh":[],"locations_count":7,"locations":[{"id":"doi:10.1021/ct501187j","doi":"https://doi.org/10.1021/ct501187j","is_oa":true,"landing_page_url":"https://doi.org/10.1021/ct501187j","pdf_url":"https://pubs.acs.org/doi/pdf/10.1021/ct501187j?ref=article_openPDF","source":{"id":"https://openalex.org/S189701308","display_name":"Journal of Chemical Theory and Computation","issn_l":"1549-9618","issn":["1549-9618","1549-9626"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Chemical Theory and Computation","raw_type":"journal-article"},{"id":"pmh:oai:europepmc.org:3349342","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4357235","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:4357235","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4357235","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"J Chem Theory Comput","raw_type":"Text"},{"id":"pmid:25844072","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/25844072","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of chemical theory and computation","raw_type":"Journal Article"},{"id":"pmh:oai:real.mtak.hu:61510","doi":null,"is_oa":false,"landing_page_url":"http://real.mtak.hu/61510/1/ct501187j.pdf","pdf_url":"http://real.mtak.hu/61510/1/ct501187j.pdf","source":{"id":"https://openalex.org/S4306400081","display_name":"Repository of the Academy's Library (Library of the Hungarian Academy of Sciences)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210140733","host_organization_name":"Library and Information Centre of the Hungarian Academy of Sciences","host_organization_lineage":["https://openalex.org/I4210140733"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:archive.ugent.be:8196986","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-8196986","pdf_url":"https://biblio.ugent.be/publication/8196986/file/8197029.pdf","source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1549-9618","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.813.1953","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.813.1953","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/c5/46/ct501187j.PMC4357235.pdf","raw_type":"text"}],"best_oa_location":{"id":"doi:10.1021/ct501187j","doi":"https://doi.org/10.1021/ct501187j","is_oa":true,"landing_page_url":"https://doi.org/10.1021/ct501187j","pdf_url":"https://pubs.acs.org/doi/pdf/10.1021/ct501187j?ref=article_openPDF","source":{"id":"https://openalex.org/S189701308","display_name":"Journal of Chemical Theory and Computation","issn_l":"1549-9618","issn":["1549-9618","1549-9626"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Chemical Theory and Computation","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G1606087436","display_name":null,"funder_award_id":"10041620","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"},{"id":"https://openalex.org/G1892892160","display_name":null,"funder_award_id":"NN110360","funder_id":"https://openalex.org/F4320321994","funder_display_name":"Hungarian Scientific Research Fund"},{"id":"https://openalex.org/G2239053657","display_name":null,"funder_award_id":"K100908","funder_id":"https://openalex.org/F4320321994","funder_display_name":"Hungarian Scientific Research Fund"}],"funders":[{"id":"https://openalex.org/F4320308269","display_name":"Alexander von Humboldt-Stiftung","ror":"https://ror.org/012kf4317"},{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"},{"id":"https://openalex.org/F4320321652","display_name":"Eidgen\u00f6ssische Technische Hochschule Z\u00fcrich","ror":"https://ror.org/05a28rw58"},{"id":"https://openalex.org/F4320321994","display_name":"Hungarian Scientific Research Fund","ror":"https://ror.org/00v349e63"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2334770951.pdf","grobid_xml":"https://content.openalex.org/works/W2334770951.grobid-xml"},"referenced_works_count":56,"referenced_works":["https://openalex.org/W50417968","https://openalex.org/W1491067648","https://openalex.org/W1587744656","https://openalex.org/W1796314718","https://openalex.org/W1825525822","https://openalex.org/W1971205171","https://openalex.org/W1972507693","https://openalex.org/W1976879565","https://openalex.org/W1976935265","https://openalex.org/W1983879445","https://openalex.org/W1984531176","https://openalex.org/W1991534559","https://openalex.org/W1991580181","https://openalex.org/W2001537520","https://openalex.org/W2003197455","https://openalex.org/W2007373950","https://openalex.org/W2010708668","https://openalex.org/W2014894160","https://openalex.org/W2019433356","https://openalex.org/W2024891511","https://openalex.org/W2025734445","https://openalex.org/W2025981766","https://openalex.org/W2032967273","https://openalex.org/W2033368244","https://openalex.org/W2036463035","https://openalex.org/W2037768897","https://openalex.org/W2040942396","https://openalex.org/W2048364886","https://openalex.org/W2052337347","https://openalex.org/W2057345299","https://openalex.org/W2065953457","https://openalex.org/W2067067855","https://openalex.org/W2081820530","https://openalex.org/W2081934208","https://openalex.org/W2083155105","https://openalex.org/W2084995257","https://openalex.org/W2090484327","https://openalex.org/W2092682448","https://openalex.org/W2092901467","https://openalex.org/W2093774709","https://openalex.org/W2096391265","https://openalex.org/W2101054453","https://openalex.org/W2107940287","https://openalex.org/W2118564312","https://openalex.org/W2122816100","https://openalex.org/W2143869507","https://openalex.org/W2152846815","https://openalex.org/W2153331025","https://openalex.org/W2154815292","https://openalex.org/W2155011411","https://openalex.org/W2155179619","https://openalex.org/W2166364272","https://openalex.org/W3023240136","https://openalex.org/W3098288778","https://openalex.org/W3101709159","https://openalex.org/W4290935769"],"related_works":["https://openalex.org/W1635815648","https://openalex.org/W2785478418","https://openalex.org/W2048364886","https://openalex.org/W2976769685","https://openalex.org/W3098288778","https://openalex.org/W4408843524","https://openalex.org/W7162467272","https://openalex.org/W1976879565","https://openalex.org/W3097117915","https://openalex.org/W4417534087"],"abstract_inverted_index":{"We":[0],"study":[1],"the":[2,45,71,97,105,112,118,124,129,139,157,173,184,200,206,217],"tree-tensor-network-state":[3],"(TTNS)":[4],"method":[5,17,202],"with":[6,117,166],"variable":[7],"tensor":[8,32,186],"orders":[9],"for":[10,163],"quantum":[11,191],"chemistry.":[12],"TTNS":[13,35,89,158,176,201],"is":[14,55,102,126,133,160,180,203,213],"a":[15,31,40,62,66,83,93,177],"variational":[16],"to":[18,78,135,145,182],"efficiently":[19],"approximate":[20],"complete":[21],"active":[22,79],"space":[23,69],"(CAS)":[24],"configuration":[25],"interaction":[26],"(CI)":[27],"wave":[28,53],"functions":[29],"in":[30,61,82,88,111,128,150,153],"product":[33,47],"form.":[34],"can":[36,222],"be":[37,136,223],"considered":[38],"as":[39,57],"higher":[41],"order":[42],"generalization":[43],"of":[44,59,70,96,120,143,175,199,210,220],"matrix":[46],"state":[48,228],"(MPS)":[49],"method.":[50],"The":[51,100,196],"MPS":[52,130],"function":[54],"formulated":[56],"products":[58],"matrices":[60,76],"multiparticle":[63],"basis":[64],"spanning":[65],"truncated":[67],"Hilbert":[68],"original":[72],"CAS-CI":[73],"problem.":[74],"These":[75],"belong":[77],"orbitals":[80,110,121,149],"organized":[81],"one-dimensional":[84],"array,":[85],"while":[86],"tensors":[87],"are":[90],"defined":[91],"upon":[92],"tree-like":[94],"arrangement":[95],"same":[98],"orbitals.":[99,170],"tree-structure":[101],"advantageous":[103],"since":[104],"distance":[106],"between":[107],"two":[108],"arbitrary":[109],"tree":[113,185],"scales":[114],"only":[115,226],"logarithmically":[116],"number":[119],"N,":[122],"whereas":[123],"scaling":[125],"linear":[127],"array.":[131],"It":[132,212],"found":[134],"beneficial":[137],"from":[138],"computational":[140],"costs":[141],"point":[142],"view":[144],"keep":[146],"strongly":[147],"correlated":[148,169],"close":[151],"vicinity":[152],"both":[154],"arrangements;":[155],"therefore,":[156],"ansatz":[159],"better":[161],"suited":[162],"multireference":[164],"problems":[165],"numerous":[167],"highly":[168],"To":[171],"exploit":[172],"advantages":[174],"novel":[178],"algorithm":[179],"designed":[181],"optimize":[183],"network":[187],"topology":[188],"based":[189],"on":[190,205],"information":[192],"theory":[193],"and":[194],"entanglement.":[195,232],"superior":[197],"performance":[198],"illustrated":[204],"ionic-neutral":[207],"avoided":[208,218],"crossing":[209,219],"LiF.":[211],"also":[214],"shown":[215],"that":[216],"LiF":[221],"localized":[224],"using":[225],"ground":[227],"properties,":[229],"namely":[230],"one-orbital":[231]},"counts_by_year":[{"year":2026,"cited_by_count":7},{"year":2025,"cited_by_count":15},{"year":2024,"cited_by_count":12},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":11},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":10},{"year":2015,"cited_by_count":8}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}