Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2028323707', 'doi': 'https://doi.org/10.1007/bf01565068', 'title': 'Three-loop corrections in a new variational treatment ofλφ 4', 'display_name': 'Three-loop corrections in a new variational treatment ofλφ 4', 'publication_year': 1993, 'publication_date': '1993-06-01', 'ids': {'openalex': 'https://openalex.org/W2028323707', 'doi': 'https://doi.org/10.1007/bf01565068', 'mag': '2028323707'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/bf01565068', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210217139', 'display_name': 'Zeitschrift für Physik C', 'issn_l': '0170-9739', 'issn': ['0170-9739', '1431-5858'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310319965', 'host_organization_name': 'Springer Nature', 'host_organization_lineage': ['https://openalex.org/P4310319965'], 'host_organization_lineage_names': ['Springer Nature'], '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': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5005620244', 'display_name': 'Marnix Coppens', 'orcid': None}, 'institutions': [], 'countries': ['BE'], 'is_corresponding': False, 'raw_author_name': 'Marnix Coppens', 'raw_affiliation_strings': ['Laboratorium voor Wiskundige en Computationele Fysica, Rijksuniversiteit Gent, Gent, Belgium'], 'affiliations': [{'raw_affiliation_string': 'Laboratorium voor Wiskundige en Computationele Fysica, Rijksuniversiteit Gent, Gent, Belgium', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5078886081', 'display_name': 'Henri Verschelde', 'orcid': None}, 'institutions': [], 'countries': ['BE'], 'is_corresponding': False, 'raw_author_name': 'Henri Verschelde', 'raw_affiliation_strings': ['Laboratorium voor Wiskundige en Computationele Fysica, Rijksuniversiteit Gent, Gent, Belgium'], 'affiliations': [{'raw_affiliation_string': 'Laboratorium voor Wiskundige en Computationele Fysica, Rijksuniversiteit Gent, Gent, Belgium', 'institution_ids': []}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.217, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 3, 'citation_normalized_percentile': {'value': 0.459464, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 65, 'max': 68}, 'biblio': {'volume': '57', 'issue': '2', 'first_page': '349', 'last_page': '353'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10025', 'display_name': 'Black Holes and Theoretical Physics', 'score': 0.9997, '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': 'Black Holes and Theoretical Physics', 'score': 0.9997, '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/T11965', 'display_name': 'Quantum, superfluid, helium dynamics', 'score': 0.9991, '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/T10037', 'display_name': 'Physics of Superconductivity and Magnetism', 'score': 0.9986, 'subfield': {'id': 'https://openalex.org/subfields/3104', 'display_name': 'Condensed Matter 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/constant', 'display_name': 'Constant (computer programming)', 'score': 0.52209085}], 'concepts': [{'id': 'https://openalex.org/C184670325', 'wikidata': 'https://www.wikidata.org/wiki/Q512604', 'display_name': 'Loop (graph theory)', 'level': 2, 'score': 0.8510075}, {'id': 'https://openalex.org/C110528137', 'wikidata': 'https://www.wikidata.org/wiki/Q5347246', 'display_name': 'Effective action', 'level': 2, 'score': 0.74729246}, {'id': 'https://openalex.org/C2780791683', 'wikidata': 'https://www.wikidata.org/wiki/Q846785', 'display_name': 'Action (physics)', 'level': 2, 'score': 0.58741856}, {'id': 'https://openalex.org/C84114770', 'wikidata': 'https://www.wikidata.org/wiki/Q46344', 'display_name': 'Quantum', 'level': 2, 'score': 0.53860426}, {'id': 'https://openalex.org/C2777027219', 'wikidata': 'https://www.wikidata.org/wiki/Q1284190', 'display_name': 'Constant (computer programming)', 'level': 2, 'score': 0.52209085}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.484296}, {'id': 'https://openalex.org/C37914503', 'wikidata': 'https://www.wikidata.org/wiki/Q156495', 'display_name': 'Mathematical physics', 'level': 1, 'score': 0.47489277}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.4675077}, {'id': 'https://openalex.org/C28826006', 'wikidata': 'https://www.wikidata.org/wiki/Q33521', 'display_name': 'Applied mathematics', 'level': 1, 'score': 0.37801614}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.23997217}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.17336577}, {'id': 'https://openalex.org/C114614502', 'wikidata': 'https://www.wikidata.org/wiki/Q76592', 'display_name': 'Combinatorics', 'level': 1, 'score': 0.077507704}, {'id': 'https://openalex.org/C199360897', 'wikidata': 'https://www.wikidata.org/wiki/Q9143', 'display_name': 'Programming language', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/bf01565068', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210217139', 'display_name': 'Zeitschrift für Physik C', 'issn_l': '0170-9739', 'issn': ['0170-9739', '1431-5858'], 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4310319965', 'host_organization_name': 'Springer Nature', 'host_organization_lineage': ['https://openalex.org/P4310319965'], 'host_organization_lineage_names': ['Springer Nature'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 4, 'referenced_works': ['https://openalex.org/W204229609', 'https://openalex.org/W2177148917', 'https://openalex.org/W2490806683', 'https://openalex.org/W80872246'], 'related_works': ['https://openalex.org/W3125797551', 'https://openalex.org/W3101639241', 'https://openalex.org/W2949665962', 'https://openalex.org/W2281235855', 'https://openalex.org/W2042859854', 'https://openalex.org/W2028323707', 'https://openalex.org/W2025356912', 'https://openalex.org/W1820022394', 'https://openalex.org/W154616684', 'https://openalex.org/W1486856274'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2028323707', 'counts_by_year': [{'year': 2016, 'cited_by_count': 1}], 'updated_date': '2024-12-15T06:35:53.029816', 'created_date': '2016-06-24'}