Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2006563899', 'doi': 'https://doi.org/10.1016/j.newast.2014.04.011', 'title': 'An orbital period analysis of the dwarf novae OY Carinae', 'display_name': 'An orbital period analysis of the dwarf novae OY Carinae', 'publication_year': 2014, 'publication_date': '2014-05-09', 'ids': {'openalex': 'https://openalex.org/W2006563899', 'doi': 'https://doi.org/10.1016/j.newast.2014.04.011', 'mag': '2006563899'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.newast.2014.04.011', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S102436923', 'display_name': 'New Astronomy', 'issn_l': '1384-1076', 'issn': ['1384-1076', '1384-1092'], 'is_oa': False, 'is_in_doaj': False, '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://ri.conicet.gov.ar/bitstream/11336/10735/1/CONICET_Digital_Nro.14448.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5102854682', 'display_name': 'Z.-T. Han', 'orcid': 'https://orcid.org/0000-0002-8412-7126'}, 'institutions': [{'id': 'https://openalex.org/I2801168720', 'display_name': 'Yunnan Observatories', 'ror': 'https://ror.org/02f42pw58', 'country_code': 'CN', 'type': 'facility', 'lineage': ['https://openalex.org/I19820366', 'https://openalex.org/I2801168720', 'https://openalex.org/I4210164580']}, {'id': 'https://openalex.org/I19820366', 'display_name': 'Chinese Academy of Sciences', 'ror': 'https://ror.org/034t30j35', 'country_code': 'CN', 'type': 'government', 'lineage': ['https://openalex.org/I19820366']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Z.-T. Han', 'raw_affiliation_strings': ['Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China'], 'affiliations': [{'raw_affiliation_string': 'Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China', 'institution_ids': ['https://openalex.org/I2801168720', 'https://openalex.org/I19820366']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5056731706', 'display_name': 'S. Qian', 'orcid': 'https://orcid.org/0000-0002-5995-0794'}, 'institutions': [{'id': 'https://openalex.org/I2801168720', 'display_name': 'Yunnan Observatories', 'ror': 'https://ror.org/02f42pw58', 'country_code': 'CN', 'type': 'facility', 'lineage': ['https://openalex.org/I19820366', 'https://openalex.org/I2801168720', 'https://openalex.org/I4210164580']}, {'id': 'https://openalex.org/I19820366', 'display_name': 'Chinese Academy of Sciences', 'ror': 'https://ror.org/034t30j35', 'country_code': 'CN', 'type': 'government', 'lineage': ['https://openalex.org/I19820366']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'S.-B. Qian', 'raw_affiliation_strings': ['Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China'], 'affiliations': [{'raw_affiliation_string': 'Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China', 'institution_ids': ['https://openalex.org/I2801168720', 'https://openalex.org/I19820366']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5089353701', 'display_name': 'E. Fernández Lajús', 'orcid': 'https://orcid.org/0000-0002-9262-4456'}, 'institutions': [{'id': 'https://openalex.org/I151201029', 'display_name': 'Consejo Nacional de Investigaciones Científicas y Técnicas', 'ror': 'https://ror.org/03cqe8w59', 'country_code': 'AR', 'type': 'government', 'lineage': ['https://openalex.org/I151201029', 'https://openalex.org/I4210123736', 'https://openalex.org/I4387155568']}, {'id': 'https://openalex.org/I874386039', 'display_name': 'Universidad Nacional de La Plata', 'ror': 'https://ror.org/01tjs6929', 'country_code': 'AR', 'type': 'education', 'lineage': ['https://openalex.org/I874386039']}], 'countries': ['AR'], 'is_corresponding': False, 'raw_author_name': 'E. Fernández Lajús', 'raw_affiliation_strings': ['Facultad de Ciencias Astronómicas y Geofísicas, Universidad Nacional de La Plata, 1900 La Plata, Buenos Aires, Argentina', 'Instituto de Astrofisica de La Plata (CCT La plata-CONICET/UNLP), Argentina'], 'affiliations': [{'raw_affiliation_string': 'Instituto de Astrofisica de La Plata (CCT La plata-CONICET/UNLP), Argentina', 'institution_ids': ['https://openalex.org/I151201029']}, {'raw_affiliation_string': 'Facultad de Ciencias Astronómicas y Geofísicas, Universidad Nacional de La Plata, 1900 La Plata, Buenos Aires, Argentina', 'institution_ids': ['https://openalex.org/I874386039']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5101803083', 'display_name': 'W.-P. Liao', 'orcid': 'https://orcid.org/0000-0003-3002-9990'}, 'institutions': [{'id': 'https://openalex.org/I2801168720', 'display_name': 'Yunnan Observatories', 'ror': 'https://ror.org/02f42pw58', 'country_code': 'CN', 'type': 'facility', 'lineage': ['https://openalex.org/I19820366', 'https://openalex.org/I2801168720', 'https://openalex.org/I4210164580']}, {'id': 'https://openalex.org/I19820366', 'display_name': 'Chinese Academy of Sciences', 'ror': 'https://ror.org/034t30j35', 'country_code': 'CN', 'type': 'government', 'lineage': ['https://openalex.org/I19820366']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'W.-P. Liao', 'raw_affiliation_strings': ['Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China'], 'affiliations': [{'raw_affiliation_string': 'Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China', 'institution_ids': ['https://openalex.org/I2801168720', 'https://openalex.org/I19820366']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5100360703', 'display_name': 'Jia Zhang', 'orcid': 'https://orcid.org/0000-0003-2017-9151'}, 'institutions': [{'id': 'https://openalex.org/I2801168720', 'display_name': 'Yunnan Observatories', 'ror': 'https://ror.org/02f42pw58', 'country_code': 'CN', 'type': 'facility', 'lineage': ['https://openalex.org/I19820366', 'https://openalex.org/I2801168720', 'https://openalex.org/I4210164580']}, {'id': 'https://openalex.org/I19820366', 'display_name': 'Chinese Academy of Sciences', 'ror': 'https://ror.org/034t30j35', 'country_code': 'CN', 'type': 'government', 'lineage': ['https://openalex.org/I19820366']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'J. Zhang', 'raw_affiliation_strings': ['Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China'], 'affiliations': [{'raw_affiliation_string': 'Yunnan Observatories, Chinese Academy of Sciences, P. O. Box 110, 650011 Kunming, PR China', 'institution_ids': ['https://openalex.org/I2801168720', 'https://openalex.org/I19820366']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 4, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 2790, 'currency': 'USD', 'value_usd': 2790, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 5.087, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 36, 'citation_normalized_percentile': {'value': 0.819743, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 94, 'max': 95}, 'biblio': {'volume': '34', 'issue': None, 'first_page': '1', 'last_page': '5'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10744', 'display_name': 'Astrophysical Studies of Black Holes', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/3103', 'display_name': 'Astronomy and Astrophysics'}, '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/T10744', 'display_name': 'Astrophysical Studies of Black Holes', 'score': 0.9998, 'subfield': {'id': 'https://openalex.org/subfields/3103', 'display_name': 'Astronomy and Astrophysics'}, '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/T11323', 'display_name': 'Gamma-Ray Bursts and Supernovae Connections', 'score': 0.999, 'subfield': {'id': 'https://openalex.org/subfields/3103', 'display_name': 'Astronomy and Astrophysics'}, '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/T14163', 'display_name': 'Optical 3D Laser Measurement Systems Optimization', 'score': 0.9989, 'subfield': {'id': 'https://openalex.org/subfields/2206', 'display_name': 'Computational Mechanics'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/orbital-period', 'display_name': 'Orbital period', 'score': 0.70744}, {'id': 'https://openalex.org/keywords/optical-3d-laser-measurement', 'display_name': 'Optical 3D Laser Measurement', 'score': 0.454868}], 'concepts': [{'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.94838226}, {'id': 'https://openalex.org/C32224563', 'wikidata': 'https://www.wikidata.org/wiki/Q37640', 'display_name': 'Orbital period', 'level': 3, 'score': 0.70744}, {'id': 'https://openalex.org/C44870925', 'wikidata': 'https://www.wikidata.org/wiki/Q37547', 'display_name': 'Astrophysics', 'level': 1, 'score': 0.6768919}, {'id': 'https://openalex.org/C2781291010', 'wikidata': 'https://www.wikidata.org/wiki/Q178580', 'display_name': 'Period (music)', 'level': 2, 'score': 0.6227159}, {'id': 'https://openalex.org/C1276947', 'wikidata': 'https://www.wikidata.org/wiki/Q333', 'display_name': 'Astronomy', 'level': 1, 'score': 0.5588984}, {'id': 'https://openalex.org/C150846664', 'wikidata': 'https://www.wikidata.org/wiki/Q7602306', 'display_name': 'Stars', 'level': 2, 'score': 0.13248459}, {'id': 'https://openalex.org/C24890656', 'wikidata': 'https://www.wikidata.org/wiki/Q82811', 'display_name': 'Acoustics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.newast.2014.04.011', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S102436923', 'display_name': 'New Astronomy', 'issn_l': '1384-1076', 'issn': ['1384-1076', '1384-1092'], 'is_oa': False, 'is_in_doaj': False, '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': 'http://hdl.handle.net/11336/10735', 'pdf_url': 'https://ri.conicet.gov.ar/bitstream/11336/10735/1/CONICET_Digital_Nro.14448.pdf', 'source': {'id': 'https://openalex.org/S4306402455', 'display_name': 'CONICET Digital (CONICET)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I4210148385', 'host_organization_name': 'Biomedicine Research Institute of Buenos Aires - CONICET - Partner Institute of the Max Planck Society', 'host_organization_lineage': ['https://openalex.org/I4210148385'], 'host_organization_lineage_names': ['Biomedicine Research Institute of Buenos Aires - CONICET - Partner Institute of the Max Planck Society'], 'type': 'repository'}, 'license': 'cc-by-nc-nd', 'license_id': 'https://openalex.org/licenses/cc-by-nc-nd', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'http://hdl.handle.net/11336/10735', 'pdf_url': 'https://ri.conicet.gov.ar/bitstream/11336/10735/1/CONICET_Digital_Nro.14448.pdf', 'source': {'id': 'https://openalex.org/S4306402455', 'display_name': 'CONICET Digital (CONICET)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I4210148385', 'host_organization_name': 'Biomedicine Research Institute of Buenos Aires - CONICET - Partner Institute of the Max Planck Society', 'host_organization_lineage': ['https://openalex.org/I4210148385'], 'host_organization_lineage_names': ['Biomedicine Research Institute of Buenos Aires - CONICET - Partner Institute of the Max Planck Society'], 'type': 'repository'}, 'license': 'cc-by-nc-nd', 'license_id': 'https://openalex.org/licenses/cc-by-nc-nd', 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/14', 'score': 0.45, 'display_name': 'Life below water'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 36, 'referenced_works': ['https://openalex.org/W1897724538', 'https://openalex.org/W1967328786', 'https://openalex.org/W1968760357', 'https://openalex.org/W1975583263', 'https://openalex.org/W1982512984', 'https://openalex.org/W1984322379', 'https://openalex.org/W2003269131', 'https://openalex.org/W2020684114', 'https://openalex.org/W2030678487', 'https://openalex.org/W2031617371', 'https://openalex.org/W2031698840', 'https://openalex.org/W2032194202', 'https://openalex.org/W2032427153', 'https://openalex.org/W2040450597', 'https://openalex.org/W2041194933', 'https://openalex.org/W2041300306', 'https://openalex.org/W2047212955', 'https://openalex.org/W2050383007', 'https://openalex.org/W2056959485', 'https://openalex.org/W2060515287', 'https://openalex.org/W2064575216', 'https://openalex.org/W2065472013', 'https://openalex.org/W2067477891', 'https://openalex.org/W2072389919', 'https://openalex.org/W2087545884', 'https://openalex.org/W2087880921', 'https://openalex.org/W2119169976', 'https://openalex.org/W2151237121', 'https://openalex.org/W2273792492', 'https://openalex.org/W3097991177', 'https://openalex.org/W3104135074', 'https://openalex.org/W3104183159', 'https://openalex.org/W3104777659', 'https://openalex.org/W3105658063', 'https://openalex.org/W3105742026', 'https://openalex.org/W4299411855'], 'related_works': ['https://openalex.org/W54078636', 'https://openalex.org/W4321479465', 'https://openalex.org/W3105167352', 'https://openalex.org/W3099123909', 'https://openalex.org/W2935759653', 'https://openalex.org/W2748952813', 'https://openalex.org/W2138831615', 'https://openalex.org/W2026777010', 'https://openalex.org/W2022120180', 'https://openalex.org/W1997152486'], 'abstract_inverted_index': {'h': [0, 3, 7], 'i': [1, 5], 'g': [2, 6], 'l': [4], 't': [8], 'sTwelve': [9], 'new': [10], 'primary': [11], 'times': [12], 'of': [13, 20], 'OY': [14, 21], 'Car': [15, 22], 'are': [16], 'obtained.The': [17], 'O-C': [18, 44], 'curve': [19], 'shows': [23], 'a': [24, 29, 48, 52], 'downward': [25], 'parabolic': [26], 'variation': [27], 'and': [28, 59], 'cyclic': [30], 'change.We': [31], 'attempted': [32], 'to': [33, 37], 'apply': [34], 'three': [35], 'mechanisms': [36], 'explain': [38], 'the': [39], 'orbital': [40], 'period': [41], 'decrease': [42], 'for': [43], 'diagram.There': [45], 'may': [46], 'be': [47], 'third': [49], 'body': [50], 'that': [51], 'critical': [53], 'substellar': [54], 'object': [55], 'between': [56], 'brown': [57], 'dwarf': [58], 'giant': [60], 'planet.': [61]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2006563899', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 2}, {'year': 2022, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 25}, {'year': 2017, 'cited_by_count': 4}, {'year': 2016, 'cited_by_count': 2}, {'year': 2015, 'cited_by_count': 1}], 'updated_date': '2024-09-18T11:57:17.053509', 'created_date': '2016-06-24'}