Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2756804073', 'doi': None, 'title': '14 C measurement of the Southern Japanese tree by the AMS method for high-precision radiocarbon calibration', 'display_name': '14 C measurement of the Southern Japanese tree by the AMS method for high-precision radiocarbon calibration', 'publication_year': 2014, 'publication_date': '2014-04-07', 'ids': {'openalex': 'https://openalex.org/W2756804073', 'mag': '2756804073'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://confit.atlas.jp/guide/event/jpgu2014/subject/HTT35-05/detail', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764931430', 'display_name': 'Japan Geoscience Union', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4320800523', 'host_organization_name': 'Japan Geoscience Union', 'host_organization_lineage': ['https://openalex.org/P4320800523'], 'host_organization_lineage_names': ['Japan Geoscience Union'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': [], '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/A5085997053', 'display_name': 'Masataka Hakozaki', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Masataka Hakozaki', 'raw_affiliation_strings': ['Center for Chronological Research'], 'affiliations': [{'raw_affiliation_string': 'Center for Chronological Research', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5100551720', 'display_name': 'Toshio Nakamura', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Toshio Nakamura', 'raw_affiliation_strings': ['Center for Chronological Research'], 'affiliations': [{'raw_affiliation_string': 'Center for Chronological Research', 'institution_ids': []}]}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': False, 'cited_by_count': 0, 'citation_normalized_percentile': {'value': 0.0, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 0, 'max': 66}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11594', 'display_name': 'Causes and Impacts of Climate Change Over Millennia', 'score': 0.9991, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T11594', 'display_name': 'Causes and Impacts of Climate Change Over Millennia', 'score': 0.9991, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10017', 'display_name': 'Climate Change and Paleoclimatology', 'score': 0.9857, 'subfield': {'id': 'https://openalex.org/subfields/1902', 'display_name': 'Atmospheric Science'}, 'field': {'id': 'https://openalex.org/fields/19', 'display_name': 'Earth and Planetary Sciences'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10266', 'display_name': 'Global Forest Drought Response and Climate Change', 'score': 0.9852, 'subfield': {'id': 'https://openalex.org/subfields/2306', 'display_name': 'Global and Planetary Change'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/atmospheric-co2', 'display_name': 'Atmospheric CO2', 'score': 0.464525}], 'concepts': [{'id': 'https://openalex.org/C100134115', 'wikidata': 'https://www.wikidata.org/wiki/Q173412', 'display_name': 'Radiocarbon dating', 'level': 2, 'score': 0.9327277}, {'id': 'https://openalex.org/C165838908', 'wikidata': 'https://www.wikidata.org/wiki/Q736777', 'display_name': 'Calibration', 'level': 2, 'score': 0.7527386}, {'id': 'https://openalex.org/C127313418', 'wikidata': 'https://www.wikidata.org/wiki/Q1069', 'display_name': 'Geology', 'level': 0, 'score': 0.5265199}, {'id': 'https://openalex.org/C62649853', 'wikidata': 'https://www.wikidata.org/wiki/Q199687', 'display_name': 'Remote sensing', 'level': 1, 'score': 0.43228993}, {'id': 'https://openalex.org/C151730666', 'wikidata': 'https://www.wikidata.org/wiki/Q7205', 'display_name': 'Paleontology', 'level': 1, 'score': 0.11344394}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.07807177}, {'id': 'https://openalex.org/C105795698', 'wikidata': 'https://www.wikidata.org/wiki/Q12483', 'display_name': 'Statistics', 'level': 1, 'score': 0.059378773}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://confit.atlas.jp/guide/event/jpgu2014/subject/HTT35-05/detail', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764931430', 'display_name': 'Japan Geoscience Union', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4320800523', 'host_organization_name': 'Japan Geoscience Union', 'host_organization_lineage': ['https://openalex.org/P4320800523'], 'host_organization_lineage_names': ['Japan Geoscience Union'], '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': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W3213112738', 'https://openalex.org/W3207289101', 'https://openalex.org/W3206727033', 'https://openalex.org/W3194395053', 'https://openalex.org/W3133785281', 'https://openalex.org/W3132435999', 'https://openalex.org/W3036714895', 'https://openalex.org/W2984012423', 'https://openalex.org/W2780321936', 'https://openalex.org/W2612755479', 'https://openalex.org/W2600059925', 'https://openalex.org/W2500103684', 'https://openalex.org/W2232046165', 'https://openalex.org/W2209007569', 'https://openalex.org/W2172044682', 'https://openalex.org/W2155171091', 'https://openalex.org/W2126057809', 'https://openalex.org/W2054137987', 'https://openalex.org/W2045593086', 'https://openalex.org/W1816701603'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2756804073', 'counts_by_year': [], 'updated_date': '2024-09-15T04:47:58.131145', 'created_date': '2017-10-06'}