Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1991925777', 'doi': 'https://doi.org/10.1016/0550-3213(89)90336-2', 'title': 'The quartic effective action of the heterotic string and supersymmetry', 'display_name': 'The quartic effective action of the heterotic string and supersymmetry', 'publication_year': 1989, 'publication_date': '1989-12-01', 'ids': {'openalex': 'https://openalex.org/W1991925777', 'doi': 'https://doi.org/10.1016/0550-3213(89)90336-2', 'mag': '1991925777'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0550-3213(89)90336-2', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210194812', 'display_name': 'Nuclear Physics B', 'issn_l': '0550-3213', 'issn': ['0550-3213', '1873-1562'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://pure.rug.nl/ws/files/14494807/1989NuclPhysBBergshoeff.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5006361087', 'display_name': 'Eric Bergshoeff', 'orcid': 'https://orcid.org/0000-0003-1937-6537'}, 'institutions': [{'id': 'https://openalex.org/I67311998', 'display_name': 'European Organization for Nuclear Research', 'ror': 'https://ror.org/01ggx4157', 'country_code': 'CH', 'type': 'facility', 'lineage': ['https://openalex.org/I67311998']}], 'countries': ['CH'], 'is_corresponding': False, 'raw_author_name': 'E.A. Bergshoeff', 'raw_affiliation_strings': ['Theory Division, CERN, CH‐1211 Geneva 23, Switzerland'], 'affiliations': [{'raw_affiliation_string': 'Theory Division, CERN, CH‐1211 Geneva 23, Switzerland', 'institution_ids': ['https://openalex.org/I67311998']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5051656255', 'display_name': 'M. de Roo', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210114434', 'display_name': 'Delta Institute for Theoretical Physics', 'ror': 'https://ror.org/01yx4wq53', 'country_code': 'NL', 'type': 'facility', 'lineage': ['https://openalex.org/I121797337', 'https://openalex.org/I193662353', 'https://openalex.org/I4210114434', 'https://openalex.org/I887064364']}], 'countries': ['NL'], 'is_corresponding': False, 'raw_author_name': 'M. de Roo', 'raw_affiliation_strings': ['Institute for Theoretical Physics, P.O. Box 800, 9700 AV Groningen, The Netherlands'], 'affiliations': [{'raw_affiliation_string': 'Institute for Theoretical Physics, P.O. Box 800, 9700 AV Groningen, The Netherlands', 'institution_ids': ['https://openalex.org/I4210114434']}]}], 'countries_distinct_count': 2, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 0, 'currency': 'USD', 'value_usd': 0, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 4.513, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 323, 'citation_normalized_percentile': {'value': 0.993723, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 98, 'max': 99}, 'biblio': {'volume': '328', 'issue': '2', 'first_page': '439', 'last_page': '468'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10025', 'display_name': 'Holographic Derivation of Field Theories and Gravity', 'score': 0.9999, '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'}}, 'topics': [{'id': 'https://openalex.org/T10025', 'display_name': 'Holographic Derivation of Field Theories and Gravity', 'score': 0.9999, '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/T10048', 'display_name': 'Particle Physics and High-Energy Collider Experiments', 'score': 0.9999, '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/T11415', 'display_name': 'Quantum Gravity and Noncommutative Field Theories', 'score': 0.9993, 'subfield': {'id': 'https://openalex.org/subfields/3109', 'display_name': 'Statistical and Nonlinear Physics'}, '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/compactification', 'display_name': 'Compactification (mathematics)', 'score': 0.8107587}, {'id': 'https://openalex.org/keywords/supersymmetry', 'display_name': 'Supersymmetry', 'score': 0.511951}], 'concepts': [{'id': 'https://openalex.org/C96732373', 'wikidata': 'https://www.wikidata.org/wiki/Q1140761', 'display_name': 'Heterotic string theory', 'level': 2, 'score': 0.9671431}, {'id': 'https://openalex.org/C2779165322', 'wikidata': 'https://www.wikidata.org/wiki/Q546145', 'display_name': 'Compactification (mathematics)', 'level': 2, 'score': 0.8107587}, {'id': 'https://openalex.org/C116674579', 'wikidata': 'https://www.wikidata.org/wiki/Q193442', 'display_name': 'Supersymmetry', 'level': 2, 'score': 0.75350916}, {'id': 'https://openalex.org/C110528137', 'wikidata': 'https://www.wikidata.org/wiki/Q5347246', 'display_name': 'Effective action', 'level': 2, 'score': 0.68369836}, {'id': 'https://openalex.org/C130432447', 'wikidata': 'https://www.wikidata.org/wiki/Q11420049', 'display_name': 'Quartic function', 'level': 2, 'score': 0.64977115}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.62629694}, {'id': 'https://openalex.org/C33332235', 'wikidata': 'https://www.wikidata.org/wiki/Q18362', 'display_name': 'Theoretical physics', 'level': 1, 'score': 0.53478193}, {'id': 'https://openalex.org/C5667645', 'wikidata': 'https://www.wikidata.org/wiki/Q217255', 'display_name': 'Lorentz transformation', 'level': 2, 'score': 0.4385884}, {'id': 'https://openalex.org/C157486923', 'wikidata': 'https://www.wikidata.org/wiki/Q1376436', 'display_name': 'String (physics)', 'level': 2, 'score': 0.43542016}, {'id': 'https://openalex.org/C2780791683', 'wikidata': 'https://www.wikidata.org/wiki/Q846785', 'display_name': 'Action (physics)', 'level': 2, 'score': 0.42378566}, {'id': 'https://openalex.org/C37914503', 'wikidata': 'https://www.wikidata.org/wiki/Q156495', 'display_name': 'Mathematical physics', 'level': 1, 'score': 0.37437025}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.22656494}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.22605082}, {'id': 'https://openalex.org/C202444582', 'wikidata': 'https://www.wikidata.org/wiki/Q837863', 'display_name': 'Pure mathematics', 'level': 1, 'score': 0.14170507}], 'mesh': [], 'locations_count': 4, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0550-3213(89)90336-2', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210194812', 'display_name': 'Nuclear Physics B', 'issn_l': '0550-3213', 'issn': ['0550-3213', '1873-1562'], 'is_oa': True, 'is_in_doaj': True, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://pure.rug.nl/ws/files/14494807/1989NuclPhysBBergshoeff.pdf', 'pdf_url': 'https://pure.rug.nl/ws/files/14494807/1989NuclPhysBBergshoeff.pdf', 'source': {'id': 'https://openalex.org/S4306400420', 'display_name': 'University of Groningen research database (University of Groningen / Centre for Information Technology)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I169381384', 'host_organization_name': 'University of Groningen', 'host_organization_lineage': ['https://openalex.org/I169381384'], 'host_organization_lineage_names': ['University of Groningen'], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://research.rug.nl/en/publications/18cffd75-09be-4006-930e-d775546b2831', 'pdf_url': 'https://research.rug.nl/files/14494807/1989NuclPhysBBergshoeff.pdf', 'source': {'id': 'https://openalex.org/S4306400420', 'display_name': 'University of Groningen research database (University of Groningen / Centre for Information Technology)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I169381384', 'host_organization_name': 'University of Groningen', 'host_organization_lineage': ['https://openalex.org/I169381384'], 'host_organization_lineage_names': ['University of Groningen'], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'http://cds.cern.ch/record/198108', 'pdf_url': 'http://cds.cern.ch/record/198108/files/198906500.pdf', 'source': {'id': 'https://openalex.org/S4377196256', 'display_name': 'CERN Document Server (European Organization for Nuclear Research)', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I67311998', 'host_organization_name': 'European Organization for Nuclear Research', 'host_organization_lineage': ['https://openalex.org/I67311998'], 'host_organization_lineage_names': ['European Organization for Nuclear Research'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://pure.rug.nl/ws/files/14494807/1989NuclPhysBBergshoeff.pdf', 'pdf_url': 'https://pure.rug.nl/ws/files/14494807/1989NuclPhysBBergshoeff.pdf', 'source': {'id': 'https://openalex.org/S4306400420', 'display_name': 'University of Groningen research database (University of Groningen / Centre for Information Technology)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I169381384', 'host_organization_name': 'University of Groningen', 'host_organization_lineage': ['https://openalex.org/I169381384'], 'host_organization_lineage_names': ['University of Groningen'], 'type': 'repository'}, 'license': 'other-oa', 'license_id': 'https://openalex.org/licenses/other-oa', 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 32, 'referenced_works': ['https://openalex.org/W1612099944', 'https://openalex.org/W1973565526', 'https://openalex.org/W1975278378', 'https://openalex.org/W1975443797', 'https://openalex.org/W1982487676', 'https://openalex.org/W1982617592', 'https://openalex.org/W1987953043', 'https://openalex.org/W2003484820', 'https://openalex.org/W2003558865', 'https://openalex.org/W2008102064', 'https://openalex.org/W2008113724', 'https://openalex.org/W2012218074', 'https://openalex.org/W2027761034', 'https://openalex.org/W2027839966', 'https://openalex.org/W2035152063', 'https://openalex.org/W2043935734', 'https://openalex.org/W2052998018', 'https://openalex.org/W2059268805', 'https://openalex.org/W2065345605', 'https://openalex.org/W2073403527', 'https://openalex.org/W2076109582', 'https://openalex.org/W2077990696', 'https://openalex.org/W2078797078', 'https://openalex.org/W2082346840', 'https://openalex.org/W2092913978', 'https://openalex.org/W2108693692', 'https://openalex.org/W2110240736', 'https://openalex.org/W2117188742', 'https://openalex.org/W2133617857', 'https://openalex.org/W2143649077', 'https://openalex.org/W4210979103', 'https://openalex.org/W95287808'], 'related_works': ['https://openalex.org/W74615771', 'https://openalex.org/W4237430678', 'https://openalex.org/W4235888455', 'https://openalex.org/W2969128990', 'https://openalex.org/W2071325842', 'https://openalex.org/W2067568243', 'https://openalex.org/W2058294641', 'https://openalex.org/W2058194518', 'https://openalex.org/W2019190721', 'https://openalex.org/W1980115947'], 'abstract_inverted_index': {'We': [0], 'present': [1], 'the': [2, 8, 14, 17, 29, 36, 51], 'supersymmetric': [3], 'quartic': [4], 'effective': [5], 'action': [6], 'for': [7, 50], 'heterotic': [9], 'string': [10], 'which': [11, 47], 'follows': [12], 'from': [13], 'supersymmetrization': [15], 'of': [16, 53], 'Yang-Mills': [18], 'and': [19, 31], 'Lorentz': [20], 'Chern-Simons': [21], 'forms.': [22], 'This': [23], 'includes': [24], 'all': [25, 32, 42], 'bosonic': [26, 33], 'terms': [27, 43], 'in': [28], 'action,': [30], 'contributions': [34], 'to': [35, 44], 'supersymmetry': [37], 'transformation': [38], 'rules,': [39], 'thereby': [40], 'giving': [41], 'this': [45], 'order': [46], 'are': [48], 'relevant': [49], 'study': [52], 'compactification': [54], 'scenarios': [55], 'with': [56], 'unbroken': [57], 'supersymmetry.': [58]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1991925777', 'counts_by_year': [{'year': 2024, 'cited_by_count': 11}, {'year': 2023, 'cited_by_count': 15}, {'year': 2022, 'cited_by_count': 18}, {'year': 2021, 'cited_by_count': 23}, {'year': 2020, 'cited_by_count': 24}, {'year': 2019, 'cited_by_count': 16}, {'year': 2018, 'cited_by_count': 12}, {'year': 2017, 'cited_by_count': 23}, {'year': 2016, 'cited_by_count': 6}, {'year': 2015, 'cited_by_count': 11}, {'year': 2014, 'cited_by_count': 13}, {'year': 2013, 'cited_by_count': 6}, {'year': 2012, 'cited_by_count': 21}], 'updated_date': '2024-09-12T21:44:53.215997', 'created_date': '2016-06-24'}