Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2949768696', 'doi': 'https://doi.org/10.1051/0004-6361/201628776', 'title': 'The millimeter IRAM-30 m line survey toward IK Tauri', 'display_name': 'The millimeter IRAM-30 m line survey toward IK Tauri', 'publication_year': 2016, 'publication_date': '2016-09-06', 'ids': {'openalex': 'https://openalex.org/W2949768696', 'doi': 'https://doi.org/10.1051/0004-6361/201628776', 'mag': '2949768696', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/28008187', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/5166976'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1051/0004-6361/201628776', 'pdf_url': 'https://www.aanda.org/articles/aa/pdf/2017/01/aa28776-16.pdf', 'source': {'id': 'https://openalex.org/S205231332', 'display_name': 'Astronomy and Astrophysics', 'issn_l': '0004-6361', 'issn': ['0004-6361', '1432-0746'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319748', 'host_organization_name': 'EDP Sciences', 'host_organization_lineage': ['https://openalex.org/P4310319748'], 'host_organization_lineage_names': ['EDP Sciences'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['arxiv', 'crossref', 'datacite', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://www.aanda.org/articles/aa/pdf/2017/01/aa28776-16.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5006102027', 'display_name': 'L. Velilla Prieto', 'orcid': 'https://orcid.org/0000-0001-8275-9341'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'L., Velilla Prieto', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5003447219', 'display_name': 'C. Sánchez Contreras', 'orcid': 'https://orcid.org/0000-0002-6341-592X'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'C., Sánchez Contreras', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5061875904', 'display_name': 'J. Cernicharo', 'orcid': 'https://orcid.org/0000-0002-3518-2524'}, 'institutions': [{'id': 'https://openalex.org/I4210118429', 'display_name': 'Instituto de Ciencia de Materiales de Madrid', 'ror': 'https://ror.org/02qqy8j09', 'country_code': 'ES', 'type': 'facility', 'lineage': ['https://openalex.org/I134820265', 'https://openalex.org/I4210118429']}], 'countries': ['ES'], 'is_corresponding': False, 'raw_author_name': 'J., Cernicharo', 'raw_affiliation_strings': ['Instituto de Ciencia de Materiales de Madrid'], 'affiliations': [{'raw_affiliation_string': 'Instituto de Ciencia de Materiales de Madrid', 'institution_ids': ['https://openalex.org/I4210118429']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5038532828', 'display_name': 'M. Agúndez', 'orcid': 'https://orcid.org/0000-0003-3248-3564'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'M., Agúndez', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5022549123', 'display_name': 'G. Quintana-Lacaci', 'orcid': 'https://orcid.org/0000-0002-5417-1943'}, 'institutions': [{'id': 'https://openalex.org/I4210150709', 'display_name': 'Instituto de Radioastronomía Milimétrica', 'ror': 'https://ror.org/05bt7sv47', 'country_code': 'ES', 'type': 'facility', 'lineage': ['https://openalex.org/I4210096876', 'https://openalex.org/I4210150709']}], 'countries': ['ES'], 'is_corresponding': False, 'raw_author_name': 'G., Quintana-Lacaci', 'raw_affiliation_strings': ['Instituto de RadioAstronomía Milimétrica'], 'affiliations': [{'raw_affiliation_string': 'Instituto de RadioAstronomía Milimétrica', 'institution_ids': ['https://openalex.org/I4210150709']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5083929585', 'display_name': 'V. Bujarrabal', 'orcid': 'https://orcid.org/0000-0002-6586-4665'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'V., Bujarrabal', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5020478860', 'display_name': 'J. Alcolea', 'orcid': 'https://orcid.org/0000-0003-1968-0117'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'J., Alcolea', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5060120617', 'display_name': 'Christian Balança', 'orcid': 'https://orcid.org/0009-0009-0018-2557'}, 'institutions': [{'id': 'https://openalex.org/I4210105396', 'display_name': 'Laboratoire d’Etudes du Rayonnement et de la Matière en Astrophysique et Atmosphères', 'ror': 'https://ror.org/01g5pq328', 'country_code': 'FR', 'type': 'facility', 'lineage': ['https://openalex.org/I1294671590', 'https://openalex.org/I2800004676', 'https://openalex.org/I29607241', 'https://openalex.org/I39804081', 'https://openalex.org/I4210105396', 'https://openalex.org/I4210142324', 'https://openalex.org/I4210148025']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'Christian Balança', 'raw_affiliation_strings': ["Laboratoire d'Etude du Rayonnement et de la Matière en Astrophysique"], 'affiliations': [{'raw_affiliation_string': "Laboratoire d'Etude du Rayonnement et de la Matière en Astrophysique", 'institution_ids': ['https://openalex.org/I4210105396']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5083929585', 'display_name': 'V. Bujarrabal', 'orcid': 'https://orcid.org/0000-0002-6586-4665'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Fabrice Herpin', 'raw_affiliation_strings': ['FORMATION STELLAIRE 2017'], 'affiliations': [{'raw_affiliation_string': 'FORMATION STELLAIRE 2017', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5083465619', 'display_name': 'K. M. Menten', 'orcid': 'https://orcid.org/0000-0001-6459-0669'}, 'institutions': [{'id': 'https://openalex.org/I4210158571', 'display_name': 'Max Planck Institute for Radio Astronomy', 'ror': 'https://ror.org/04jvemc39', 'country_code': 'DE', 'type': 'facility', 'lineage': ['https://openalex.org/I149899117', 'https://openalex.org/I4210158571']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'K. M., Menten', 'raw_affiliation_strings': ['Max-Planck-Institut für Radioastronomie'], 'affiliations': [{'raw_affiliation_string': 'Max-Planck-Institut für Radioastronomie', 'institution_ids': ['https://openalex.org/I4210158571']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5045453428', 'display_name': 'F. Wyrowski', 'orcid': 'https://orcid.org/0000-0002-3151-7657'}, 'institutions': [{'id': 'https://openalex.org/I4210158571', 'display_name': 'Max Planck Institute for Radio Astronomy', 'ror': 'https://ror.org/04jvemc39', 'country_code': 'DE', 'type': 'facility', 'lineage': ['https://openalex.org/I149899117', 'https://openalex.org/I4210158571']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'F., Wyrowski', 'raw_affiliation_strings': ['Max-Planck-Institut für Radioastronomie'], 'affiliations': [{'raw_affiliation_string': 'Max-Planck-Institut für Radioastronomie', 'institution_ids': ['https://openalex.org/I4210158571']}]}], 'institution_assertions': [], 'countries_distinct_count': 3, 'institutions_distinct_count': 4, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 3.683, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 66, 'citation_normalized_percentile': {'value': 0.900541, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 97, 'max': 98}, 'biblio': {'volume': '597', 'issue': None, 'first_page': 'A25', 'last_page': 'A25'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10477', 'display_name': 'Star Formation in Molecular Clouds and Protoplanetary Disks', 'score': 1.0, '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/T10477', 'display_name': 'Star Formation in Molecular Clouds and Protoplanetary Disks', 'score': 1.0, '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/T12967', 'display_name': 'Molecular Structure Determination using Rotational Spectroscopy', 'score': 0.9995, 'subfield': {'id': 'https://openalex.org/subfields/1607', 'display_name': 'Spectroscopy'}, 'field': {'id': 'https://openalex.org/fields/16', 'display_name': 'Chemistry'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10039', 'display_name': 'Stellar Astrophysics and Exoplanet Studies', 'score': 0.9984, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/isotopologue', 'display_name': 'Isotopologue', 'score': 0.97071195}, {'id': 'https://openalex.org/keywords/excitation-temperature', 'display_name': 'Excitation temperature', 'score': 0.5462172}, {'id': 'https://openalex.org/keywords/rotational-spectroscopy', 'display_name': 'Rotational Spectroscopy', 'score': 0.52033}, {'id': 'https://openalex.org/keywords/line', 'display_name': 'Line (geometry)', 'score': 0.49781275}], 'concepts': [{'id': 'https://openalex.org/C13934619', 'wikidata': 'https://www.wikidata.org/wiki/Q2198720', 'display_name': 'Isotopologue', 'level': 3, 'score': 0.97071195}, {'id': 'https://openalex.org/C181500209', 'wikidata': 'https://www.wikidata.org/wiki/Q215328', 'display_name': 'Excited state', 'level': 2, 'score': 0.6626517}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.65796286}, {'id': 'https://openalex.org/C109792285', 'wikidata': 'https://www.wikidata.org/wiki/Q174789', 'display_name': 'Millimeter', 'level': 2, 'score': 0.60992765}, {'id': 'https://openalex.org/C74902906', 'wikidata': 'https://www.wikidata.org/wiki/Q1190858', 'display_name': 'Radiative transfer', 'level': 2, 'score': 0.60442835}, {'id': 'https://openalex.org/C44870925', 'wikidata': 'https://www.wikidata.org/wiki/Q37547', 'display_name': 'Astrophysics', 'level': 1, 'score': 0.5788925}, {'id': 'https://openalex.org/C16951817', 'wikidata': 'https://www.wikidata.org/wiki/Q7370327', 'display_name': 'Rotational temperature', 'level': 3, 'score': 0.56261796}, {'id': 'https://openalex.org/C2780837039', 'wikidata': 'https://www.wikidata.org/wiki/Q5419636', 'display_name': 'Excitation temperature', 'level': 4, 'score': 0.5462172}, {'id': 'https://openalex.org/C198352243', 'wikidata': 'https://www.wikidata.org/wiki/Q37105', 'display_name': 'Line (geometry)', 'level': 2, 'score': 0.49781275}, {'id': 'https://openalex.org/C32909587', 'wikidata': 'https://www.wikidata.org/wiki/Q11369', 'display_name': 'Molecule', 'level': 2, 'score': 0.47098753}, {'id': 'https://openalex.org/C178075534', 'wikidata': 'https://www.wikidata.org/wiki/Q6232', 'display_name': 'T Tauri star', 'level': 3, 'score': 0.46286994}, {'id': 'https://openalex.org/C96141758', 'wikidata': 'https://www.wikidata.org/wiki/Q216817', 'display_name': 'Emission spectrum', 'level': 3, 'score': 0.37597877}, {'id': 'https://openalex.org/C184779094', 'wikidata': 'https://www.wikidata.org/wiki/Q26383', 'display_name': 'Atomic physics', 'level': 1, 'score': 0.34840718}, {'id': 'https://openalex.org/C4839761', 'wikidata': 'https://www.wikidata.org/wiki/Q212111', 'display_name': 'Spectral line', 'level': 2, 'score': 0.30574733}, {'id': 'https://openalex.org/C1276947', 'wikidata': 'https://www.wikidata.org/wiki/Q333', 'display_name': 'Astronomy', 'level': 1, 'score': 0.1439386}, {'id': 'https://openalex.org/C150846664', 'wikidata': 'https://www.wikidata.org/wiki/Q7602306', 'display_name': 'Stars', 'level': 2, 'score': 0.11528528}, {'id': 'https://openalex.org/C120665830', 'wikidata': 'https://www.wikidata.org/wiki/Q14620', 'display_name': 'Optics', 'level': 1, 'score': 0.10793361}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 8, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1051/0004-6361/201628776', 'pdf_url': 'https://www.aanda.org/articles/aa/pdf/2017/01/aa28776-16.pdf', 'source': {'id': 'https://openalex.org/S205231332', 'display_name': 'Astronomy and Astrophysics', 'issn_l': '0004-6361', 'issn': ['0004-6361', '1432-0746'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319748', 'host_organization_name': 'EDP Sciences', 'host_organization_lineage': ['https://openalex.org/P4310319748'], 'host_organization_lineage_names': ['EDP Sciences'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://hal.science/hal-01366048', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402512', 'display_name': 'HAL (Le Centre pour la Communication Scientifique Directe)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1294671590', 'host_organization_name': 'Centre National de la Recherche Scientifique', 'host_organization_lineage': ['https://openalex.org/I1294671590'], 'host_organization_lineage_names': ['Centre National de la Recherche Scientifique'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://arxiv.org/abs/1609.01904', 'pdf_url': 'https://arxiv.org/pdf/1609.01904', '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://hal.archives-ouvertes.fr/hal-01366048', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402512', 'display_name': 'HAL (Le Centre pour la Communication Scientifique Directe)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1294671590', 'host_organization_name': 'Centre National de la Recherche Scientifique', 'host_organization_lineage': ['https://openalex.org/I1294671590'], 'host_organization_lineage_names': ['Centre National de la Recherche Scientifique'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc5166976', 'pdf_url': 'https://europepmc.org/articles/pmc5166976?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'acceptedVersion', 'is_accepted': True, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5166976', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764455111', 'display_name': 'PubMed Central', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'acceptedVersion', 'is_accepted': True, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/28008187', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://api.datacite.org/dois/10.48550/arxiv.1609.01904', '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': 'https://doi.org/10.1051/0004-6361/201628776', 'pdf_url': 'https://www.aanda.org/articles/aa/pdf/2017/01/aa28776-16.pdf', 'source': {'id': 'https://openalex.org/S205231332', 'display_name': 'Astronomy and Astrophysics', 'issn_l': '0004-6361', 'issn': ['0004-6361', '1432-0746'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310319748', 'host_organization_name': 'EDP Sciences', 'host_organization_lineage': ['https://openalex.org/P4310319748'], 'host_organization_lineage_names': ['EDP Sciences'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': ['https://openalex.org/W2949768696', 'https://openalex.org/W3121386929'], 'referenced_works_count': 89, 'referenced_works': ['https://openalex.org/W1595108312', 'https://openalex.org/W1622362894', 'https://openalex.org/W16805206', 'https://openalex.org/W1811396567', 'https://openalex.org/W1889279977', 'https://openalex.org/W190509129', 'https://openalex.org/W1966388158', 'https://openalex.org/W1969916078', 'https://openalex.org/W1970286591', 'https://openalex.org/W1971997134', 'https://openalex.org/W1972760637', 'https://openalex.org/W1975269294', 'https://openalex.org/W1976772985', 'https://openalex.org/W1980577416', 'https://openalex.org/W1982453941', 'https://openalex.org/W1986872646', 'https://openalex.org/W1991505091', 'https://openalex.org/W1995984832', 'https://openalex.org/W1997883698', 'https://openalex.org/W2003054212', 'https://openalex.org/W2007460509', 'https://openalex.org/W2013781686', 'https://openalex.org/W2016293238', 'https://openalex.org/W2017389624', 'https://openalex.org/W2019129454', 'https://openalex.org/W2026169758', 'https://openalex.org/W2027279564', 'https://openalex.org/W2027517086', 'https://openalex.org/W2034494827', 'https://openalex.org/W2038372895', 'https://openalex.org/W2042055749', 'https://openalex.org/W2045602429', 'https://openalex.org/W2047487874', 'https://openalex.org/W2052111673', 'https://openalex.org/W2058654371', 'https://openalex.org/W2064139519', 'https://openalex.org/W2064637466', 'https://openalex.org/W2070500114', 'https://openalex.org/W2070679935', 'https://openalex.org/W2070835171', 'https://openalex.org/W2072125203', 'https://openalex.org/W2079865317', 'https://openalex.org/W2079912361', 'https://openalex.org/W2080337596', 'https://openalex.org/W2081939361', 'https://openalex.org/W2082027273', 'https://openalex.org/W2085452238', 'https://openalex.org/W2091458852', 'https://openalex.org/W2094695585', 'https://openalex.org/W2095354390', 'https://openalex.org/W2095997114', 'https://openalex.org/W2098004592', 'https://openalex.org/W2100197931', 'https://openalex.org/W2110115256', 'https://openalex.org/W2110793308', 'https://openalex.org/W2111516511', 'https://openalex.org/W2114660044', 'https://openalex.org/W2119330281', 'https://openalex.org/W2121018712', 'https://openalex.org/W2128549304', 'https://openalex.org/W2130777837', 'https://openalex.org/W2132226157', 'https://openalex.org/W2132663373', 'https://openalex.org/W2132762521', 'https://openalex.org/W2141099472', 'https://openalex.org/W2151671497', 'https://openalex.org/W2154295227', 'https://openalex.org/W2158211072', 'https://openalex.org/W2164520001', 'https://openalex.org/W2166023823', 'https://openalex.org/W2171942739', 'https://openalex.org/W2189095778', 'https://openalex.org/W2270128648', 'https://openalex.org/W2293769964', 'https://openalex.org/W2310475095', 'https://openalex.org/W2520860009', 'https://openalex.org/W2899497983', 'https://openalex.org/W2952405208', 'https://openalex.org/W3098129688', 'https://openalex.org/W3098911322', 'https://openalex.org/W3102051358', 'https://openalex.org/W3103671561', 'https://openalex.org/W3104290671', 'https://openalex.org/W3105154044', 'https://openalex.org/W4251046729', 'https://openalex.org/W4255119503', 'https://openalex.org/W4290042277', 'https://openalex.org/W4299436200', 'https://openalex.org/W4302065835'], 'related_works': ['https://openalex.org/W3208277718', 'https://openalex.org/W2949768696', 'https://openalex.org/W2362799268', 'https://openalex.org/W2062273698', 'https://openalex.org/W2060019011', 'https://openalex.org/W2041062232', 'https://openalex.org/W2019891516', 'https://openalex.org/W2008358237', 'https://openalex.org/W1994422250', 'https://openalex.org/W1984011158'], 'abstract_inverted_index': {'We': [0, 35, 96, 117, 155], 'carried': [1], 'out': [2], 'a': [3, 56, 134, 147, 200, 228], 'millimeter': [4], 'wavelength': [5], 'line': [6], 'survey': [7], 'between': [8, 177], '79': [9], 'and': [10, 21, 50, 85, 108, 111, 141, 161, 168, 179, 183, 248], '356': [11], 'GHz': [12], 'with': [13, 163, 203], 'the': [14, 19, 25, 29, 37, 42, 61, 66, 77, 121, 138, 157, 172, 191, 196, 217, 221, 242, 253], 'IRAM-30m': [15], 'telescope': [16], 'to': [17, 46], 'investigate': [18], 'physical': [20], 'chemical': [22], 'properties': [23], 'of': [24, 28, 60, 81, 92, 106, 114, 123, 127, 137, 159, 166, 171, 198, 220, 231, 241, 246, 256], 'molecular': [26, 38, 139], 'envelope': [27, 222], 'oxygen-rich': [30, 152], 'AGB': [31, 258], 'star': [32], 'IK': [33, 144], 'Tau.': [34], 'analysed': [36], 'lines': [39, 63, 75, 101, 113, 125], 'detected': [40, 73, 98, 126], 'using': [41], 'population': [43], 'diagram': [44], 'technique': [45], 'derive': [47], 'rotational': [48, 74, 100, 112, 124, 175, 187], 'temperatures': [49, 176, 188], 'column': [51], 'densities.': [52], 'Additionally,': [53], 'we': [54, 72], 'conducted': [55], 'radiative': [57], 'transfer': [58], 'analysis': [59], 'SO$_2$': [62, 199, 210, 226], 'detected.': [64, 208], 'For': [65], 'first': [67], 'time': [68], 'in': [69, 76, 102, 252], 'this': [70], 'source': [71], 'ground': [78], 'vibrational': [79], 'state': [80], 'HCO$^+$,': [82], 'NS,': [83], 'NO,': [84], 'H$_2$CO,': [86], 'as': [87, 89], 'well': [88, 265], 'several': [90, 99], 'isotopologues': [91, 185], 'molecules': [93, 128, 173], 'previously': [94, 131], 'identified.': [95], 'also': [97, 119, 207], 'vibrationally': [103], 'excited': [104], 'states': [105], 'SiS': [107, 184], 'SiO': [109], 'isotopologues,': [110], 'H$_2$O': [115], '($\\nu_{\\mathrm{2}}$=2).': [116], 'have': [118], 'increased': [120], 'number': [122], 'that': [129], 'were': [130], 'identified,': [132], 'enabling': [133], 'detailed': [135], 'study': [136], 'abundances': [140, 165], 'excitation': [142], 'temperatures.': [143], 'Tau': [145], 'displays': [146], 'rich': [148], 'chemistry': [149, 269], 'for': [150, 238], 'an': [151], 'circumstellar': [153], 'envelope.': [154], 'highlight': [156], 'detection': [158], 'NS': [160], 'H$_2$CO': [162], 'fractional': [164, 229], 'f(NS)$\\sim$10$^{-8}$': [167], 'f(H$_2$CO)$\\sim$[10$^{-7}$--10$^{-8}$].': [169], 'Most': [170], 'display': [174, 186], '15': [178], '40': [180], 'K.': [181], 'NaCl': [182], 'higher': [189], 'than': [190], 'average': [192], '(~65': [193], 'K).': [194], 'In': [195], 'case': [197], 'warm': [201, 211], 'component': [202, 212], '$T_{\\mathrm{rot}}$$\\sim$290': [204], 'K': [205], 'is': [206, 213], 'This': [209, 233], 'probably': [214], 'arising': [215], 'from': [216], 'inner': [218, 254], 'regions': [219], '(at': [223], '$\\sim$8$R_{*}$)': [224], 'where': [225], 'has': [227], 'abundance': [230], 'f(SO$_2$)$\\sim$10$^{-6}$.': [232], 'result': [234], 'should': [235], 'be': [236], 'considered': [237], 'future': [239], 'investigation': [240], 'main': [243], 'formation': [244], 'channels': [245], 'this,': [247], 'other,': [249], 'parent': [250], 'species': [251], 'winds': [255], 'O-rich': [257], 'stars,': [259], 'which': [260], 'at': [261], 'present': [262], 'are': [263], 'not': [264], 'reproduced': [266], 'by': [267], 'current': [268], 'models.': [270]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2949768696', 'counts_by_year': [{'year': 2024, 'cited_by_count': 4}, {'year': 2023, 'cited_by_count': 8}, {'year': 2022, 'cited_by_count': 7}, {'year': 2021, 'cited_by_count': 7}, {'year': 2020, 'cited_by_count': 12}, {'year': 2019, 'cited_by_count': 7}, {'year': 2018, 'cited_by_count': 15}, {'year': 2017, 'cited_by_count': 6}], 'updated_date': '2024-09-19T16:04:39.149047', 'created_date': '2019-06-27'}