Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W3030813289', 'doi': 'https://doi.org/10.1103/physreva.102.042408', 'title': 'Multipartite Gaussian entanglement of formation', 'display_name': 'Multipartite Gaussian entanglement of formation', 'publication_year': 2020, 'publication_date': '2020-10-22', 'ids': {'openalex': 'https://openalex.org/W3030813289', 'doi': 'https://doi.org/10.1103/physreva.102.042408', 'mag': '3030813289'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1103/physreva.102.042408', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210182288', 'display_name': 'Physical review. A/Physical review, A', 'issn_l': '2469-9926', 'issn': ['2469-9926', '2469-9934', '2469-9942'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320261', 'host_organization_name': 'American Physical Society', 'host_organization_lineage': ['https://openalex.org/P4310320261'], 'host_organization_lineage_names': ['American Physical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['arxiv', 'crossref', 'datacite'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'http://arxiv.org/pdf/2005.13733', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5059976556', 'display_name': 'Sho Onoe', 'orcid': 'https://orcid.org/0000-0002-9817-8207'}, 'institutions': [{'id': 'https://openalex.org/I4210096034', 'display_name': 'Centre for Quantum Computation and Communication Technology', 'ror': 'https://ror.org/00rnbty21', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1337719021', 'https://openalex.org/I165143802', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210096034', 'https://openalex.org/I4210132349']}, {'id': 'https://openalex.org/I165143802', 'display_name': 'University of Queensland', 'ror': 'https://ror.org/00rqy9422', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I165143802']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'Sho Onoe', 'raw_affiliation_strings': ['Centre for Quantum Computation and Communication Technology, School of Mathematics and Physics, The University of Queensland, St. Lucia, Queensland, 4072, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Quantum Computation and Communication Technology, School of Mathematics and Physics, The University of Queensland, St. Lucia, Queensland, 4072, Australia', 'institution_ids': ['https://openalex.org/I4210096034', 'https://openalex.org/I165143802']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5027318413', 'display_name': 'Spyros Tserkis', 'orcid': 'https://orcid.org/0000-0002-3272-990X'}, 'institutions': [{'id': 'https://openalex.org/I4210096034', 'display_name': 'Centre for Quantum Computation and Communication Technology', 'ror': 'https://ror.org/00rnbty21', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1337719021', 'https://openalex.org/I165143802', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210096034', 'https://openalex.org/I4210132349']}, {'id': 'https://openalex.org/I118347636', 'display_name': 'Australian National University', 'ror': 'https://ror.org/019wvm592', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I118347636']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'Spyros Tserkis', 'raw_affiliation_strings': ['Centre for Quantum Computation and Communication Technology, Department of Quantum Science, Australian National University, Canberra, ACT 2601, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Quantum Computation and Communication Technology, Department of Quantum Science, Australian National University, Canberra, ACT 2601, Australia', 'institution_ids': ['https://openalex.org/I4210096034', 'https://openalex.org/I118347636']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5068834591', 'display_name': 'Austin P. Lund', 'orcid': 'https://orcid.org/0000-0002-1983-3059'}, 'institutions': [{'id': 'https://openalex.org/I4210096034', 'display_name': 'Centre for Quantum Computation and Communication Technology', 'ror': 'https://ror.org/00rnbty21', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1337719021', 'https://openalex.org/I165143802', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210096034', 'https://openalex.org/I4210132349']}, {'id': 'https://openalex.org/I165143802', 'display_name': 'University of Queensland', 'ror': 'https://ror.org/00rqy9422', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I165143802']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'Austin P. Lund', 'raw_affiliation_strings': ['Centre for Quantum Computation and Communication Technology, School of Mathematics and Physics, The University of Queensland, St. Lucia, Queensland, 4072, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Quantum Computation and Communication Technology, School of Mathematics and Physics, The University of Queensland, St. Lucia, Queensland, 4072, Australia', 'institution_ids': ['https://openalex.org/I4210096034', 'https://openalex.org/I165143802']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5078891112', 'display_name': 'Timothy C. Ralph', 'orcid': 'https://orcid.org/0000-0003-0692-8427'}, 'institutions': [{'id': 'https://openalex.org/I4210096034', 'display_name': 'Centre for Quantum Computation and Communication Technology', 'ror': 'https://ror.org/00rnbty21', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1337719021', 'https://openalex.org/I165143802', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210096034', 'https://openalex.org/I4210132349']}, {'id': 'https://openalex.org/I165143802', 'display_name': 'University of Queensland', 'ror': 'https://ror.org/00rqy9422', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I165143802']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'Timothy C. Ralph', 'raw_affiliation_strings': ['Centre for Quantum Computation and Communication Technology, School of Mathematics and Physics, The University of Queensland, St. Lucia, Queensland, 4072, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Quantum Computation and Communication Technology, School of Mathematics and Physics, The University of Queensland, St. Lucia, Queensland, 4072, Australia', 'institution_ids': ['https://openalex.org/I4210096034', 'https://openalex.org/I165143802']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 3, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.269, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 2, 'citation_normalized_percentile': {'value': 0.520623, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 70, 'max': 74}, 'biblio': {'volume': '102', 'issue': '4', 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10020', 'display_name': 'Quantum Information and Computation', 'score': 1.0, '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'}}, 'topics': [{'id': 'https://openalex.org/T10020', 'display_name': 'Quantum Information and Computation', 'score': 1.0, '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'}}, {'id': 'https://openalex.org/T10682', 'display_name': 'Quantum Computing and Simulation', 'score': 0.9998, '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'}}, {'id': 'https://openalex.org/T10622', 'display_name': 'Foundations of Quantum Mechanics and Interpretations', 'score': 0.9997, '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/multipartite-entanglement', 'display_name': 'Multipartite entanglement', 'score': 0.8997159}, {'id': 'https://openalex.org/keywords/multipartite', 'display_name': 'Multipartite', 'score': 0.68686295}, {'id': 'https://openalex.org/keywords/entanglements', 'display_name': 'Entanglements', 'score': 0.479967}], 'concepts': [{'id': 'https://openalex.org/C71799126', 'wikidata': 'https://www.wikidata.org/wiki/Q6934832', 'display_name': 'Multipartite entanglement', 'level': 5, 'score': 0.8997159}, {'id': 'https://openalex.org/C121040770', 'wikidata': 'https://www.wikidata.org/wiki/Q215675', 'display_name': 'Quantum entanglement', 'level': 3, 'score': 0.8755288}, {'id': 'https://openalex.org/C32270708', 'wikidata': 'https://www.wikidata.org/wiki/Q7582152', 'display_name': 'Squashed entanglement', 'level': 4, 'score': 0.78846425}, {'id': 'https://openalex.org/C166733315', 'wikidata': 'https://www.wikidata.org/wiki/Q6934831', 'display_name': 'Multipartite', 'level': 4, 'score': 0.68686295}, {'id': 'https://openalex.org/C163716315', 'wikidata': 'https://www.wikidata.org/wiki/Q901177', 'display_name': 'Gaussian', 'level': 2, 'score': 0.67967594}, {'id': 'https://openalex.org/C20593774', 'wikidata': 'https://www.wikidata.org/wiki/Q7958522', 'display_name': 'W state', 'level': 4, 'score': 0.65999115}, {'id': 'https://openalex.org/C2780009758', 'wikidata': 'https://www.wikidata.org/wiki/Q6804172', 'display_name': 'Measure (data warehouse)', 'level': 2, 'score': 0.6162502}, {'id': 'https://openalex.org/C197657726', 'wikidata': 'https://www.wikidata.org/wiki/Q174733', 'display_name': 'Bipartite graph', 'level': 3, 'score': 0.58336145}, {'id': 'https://openalex.org/C121864883', 'wikidata': 'https://www.wikidata.org/wiki/Q677916', 'display_name': 'Statistical physics', 'level': 1, 'score': 0.50979275}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.48277655}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.4635268}, {'id': 'https://openalex.org/C84114770', 'wikidata': 'https://www.wikidata.org/wiki/Q46344', 'display_name': 'Quantum', 'level': 2, 'score': 0.377657}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.28429204}, {'id': 'https://openalex.org/C118615104', 'wikidata': 'https://www.wikidata.org/wiki/Q121416', 'display_name': 'Discrete mathematics', 'level': 1, 'score': 0.23494035}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.1414811}, {'id': 'https://openalex.org/C132525143', 'wikidata': 'https://www.wikidata.org/wiki/Q141488', 'display_name': 'Graph', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C77088390', 'wikidata': 'https://www.wikidata.org/wiki/Q8513', 'display_name': 'Database', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 5, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1103/physreva.102.042408', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210182288', 'display_name': 'Physical review. A/Physical review, A', 'issn_l': '2469-9926', 'issn': ['2469-9926', '2469-9934', '2469-9942'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320261', 'host_organization_name': 'American Physical Society', 'host_organization_lineage': ['https://openalex.org/P4310320261'], 'host_organization_lineage_names': ['American Physical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'http://arxiv.org/abs/2005.13733', 'pdf_url': 'http://arxiv.org/pdf/2005.13733', 'source': {'id': 'https://openalex.org/S4306400194', 'display_name': 'arXiv (Cornell University)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I205783295', 'host_organization_name': 'Cornell University', 'host_organization_lineage': ['https://openalex.org/I205783295'], 'host_organization_lineage_names': ['Cornell University'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'http://hdl.handle.net/1885/274314', 'pdf_url': 'https://openresearch-repository.anu.edu.au/bitstream/1885/274314/1/TMP7266126132022106122915.pdf', 'source': {'id': 'https://openalex.org/S4306402539', 'display_name': 'ANU Open Research (Australian National University)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I118347636', 'host_organization_name': 'Australian National University', 'host_organization_lineage': ['https://openalex.org/I118347636'], 'host_organization_lineage_names': ['Australian National University'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://arxiv.org/abs/2005.13733', 'pdf_url': 'https://arxiv.org/pdf/2005.13733', 'source': {'id': 'https://openalex.org/S4306400194', 'display_name': 'arXiv (Cornell University)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I205783295', 'host_organization_name': 'Cornell University', 'host_organization_lineage': ['https://openalex.org/I205783295'], 'host_organization_lineage_names': ['Cornell University'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://api.datacite.org/dois/10.48550/arxiv.2005.13733', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4393179698', 'display_name': 'DataCite API', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I4210145204', 'host_organization_name': 'DataCite', 'host_organization_lineage': ['https://openalex.org/I4210145204'], 'host_organization_lineage_names': ['DataCite'], 'type': 'metadata'}, 'license': None, 'license_id': None, 'version': None}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'http://arxiv.org/abs/2005.13733', 'pdf_url': 'http://arxiv.org/pdf/2005.13733', 'source': {'id': 'https://openalex.org/S4306400194', 'display_name': 'arXiv (Cornell University)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I205783295', 'host_organization_name': 'Cornell University', 'host_organization_lineage': ['https://openalex.org/I205783295'], 'host_organization_lineage_names': ['Cornell University'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/10', 'score': 0.45, 'display_name': 'Reduced inequalities'}], 'grants': [{'funder': 'https://openalex.org/F4320334704', 'funder_display_name': 'Australian Research Council', 'award_id': 'CE170100012'}], 'datasets': [], 'versions': ['https://openalex.org/W3030813289'], 'referenced_works_count': 49, 'referenced_works': ['https://openalex.org/W1792516231', 'https://openalex.org/W1896495360', 'https://openalex.org/W1970948459', 'https://openalex.org/W1973266480', 'https://openalex.org/W1977090627', 'https://openalex.org/W1982192948', 'https://openalex.org/W1992055308', 'https://openalex.org/W1992192711', 'https://openalex.org/W2000572113', 'https://openalex.org/W2002842428', 'https://openalex.org/W2004025612', 'https://openalex.org/W2011208902', 'https://openalex.org/W2024261335', 'https://openalex.org/W2024334792', 'https://openalex.org/W2024945937', 'https://openalex.org/W2033909248', 'https://openalex.org/W2050151514', 'https://openalex.org/W2055281720', 'https://openalex.org/W2059010572', 'https://openalex.org/W2060887031', 'https://openalex.org/W2073781628', 'https://openalex.org/W2080570013', 'https://openalex.org/W2081319144', 'https://openalex.org/W2106725754', 'https://openalex.org/W2116679455', 'https://openalex.org/W2120002077', 'https://openalex.org/W2129785300', 'https://openalex.org/W2141185014', 'https://openalex.org/W2148053679', 'https://openalex.org/W2161482522', 'https://openalex.org/W2171554398', 'https://openalex.org/W2228727557', 'https://openalex.org/W2261843943', 'https://openalex.org/W2281702696', 'https://openalex.org/W2603245817', 'https://openalex.org/W2612647132', 'https://openalex.org/W2741983064', 'https://openalex.org/W2949537319', 'https://openalex.org/W2950028232', 'https://openalex.org/W3037737784', 'https://openalex.org/W3098036067', 'https://openalex.org/W3098989707', 'https://openalex.org/W3099879538', 'https://openalex.org/W3100928949', 'https://openalex.org/W3101073761', 'https://openalex.org/W3102470001', 'https://openalex.org/W3106104359', 'https://openalex.org/W4243174996', 'https://openalex.org/W649014632'], 'related_works': ['https://openalex.org/W754624212', 'https://openalex.org/W3203951079', 'https://openalex.org/W3112239143', 'https://openalex.org/W3014204504', 'https://openalex.org/W2884328367', 'https://openalex.org/W2801220094', 'https://openalex.org/W2071463879', 'https://openalex.org/W2046373973', 'https://openalex.org/W2036416380', 'https://openalex.org/W1979513246'], 'abstract_inverted_index': {'Entanglement': [0], 'of': [1, 11, 28, 43, 45, 53], 'formation': [2], 'is': [3, 63], 'a': [4, 54], 'fundamental': [5], 'measure': [6, 16, 62], 'that': [7, 60], 'quantifies': [8], 'the': [9, 25, 40, 50], 'entanglement': [10, 44], 'bipartite': [12], 'quantum': [13], 'states.': [14, 71], 'This': [15], 'has': [17], 'recently': [18], 'been': [19], 'extended': [20], 'into': [21], 'multipartite': [22, 37, 55], 'states,': [23], 'taking': [24], 'name': [26], '$\\ensuremath{\\alpha}$-entanglement': [27], 'formation.': [29], 'In': [30], 'this': [31, 61], 'work': [32], 'we': [33, 58], 'follow': [34], 'an': [35], 'analogous': [36], 'extension': [38], 'for': [39, 68], 'Gaussian': [41, 56, 70], 'version': [42], 'formation,': [46], 'and': [47, 66], 'focusing': [48], 'on': [49], 'finest': [51], 'partition': [52], 'state,': [57], 'show': [59], 'fully': [64], 'additive': [65], 'computable': [67], 'three-mode': [69]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W3030813289', 'counts_by_year': [{'year': 2022, 'cited_by_count': 2}], 'updated_date': '2024-09-19T21:58:26.545399', 'created_date': '2020-06-05'}