Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2147288423', 'doi': 'https://doi.org/10.1017/pasa.2012.017', 'title': 'The Parkes Pulsar Timing Array Project', 'display_name': 'The Parkes Pulsar Timing Array Project', 'publication_year': 2013, 'publication_date': '2013-01-01', 'ids': {'openalex': 'https://openalex.org/W2147288423', 'doi': 'https://doi.org/10.1017/pasa.2012.017', 'mag': '2147288423'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1017/pasa.2012.017', 'pdf_url': 'https://www.cambridge.org/core/services/aop-cambridge-core/content/view/9204C28386CBEF6310DCFB8E7EA8EF28/S1323358012000173a.pdf/div-class-title-the-parkes-pulsar-timing-array-project-div.pdf', 'source': {'id': 'https://openalex.org/S126256729', 'display_name': 'Publications of the Astronomical Society of Australia', 'issn_l': '1323-3580', 'issn': ['1323-3580', '1448-6083'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311721', 'host_organization_name': 'Cambridge University Press', 'host_organization_lineage': ['https://openalex.org/P4310311721', 'https://openalex.org/P4310311702'], 'host_organization_lineage_names': ['Cambridge University Press', 'University of Cambridge'], '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'], 'open_access': {'is_oa': True, 'oa_status': 'bronze', 'oa_url': 'https://www.cambridge.org/core/services/aop-cambridge-core/content/view/9204C28386CBEF6310DCFB8E7EA8EF28/S1323358012000173a.pdf/div-class-title-the-parkes-pulsar-timing-array-project-div.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5028491443', 'display_name': 'R. N. Manchester', 'orcid': 'https://orcid.org/0000-0001-9445-5732'}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': True, 'raw_author_name': 'R. N. Manchester', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5081228919', 'display_name': 'G. Hobbs', 'orcid': 'https://orcid.org/0000-0003-1502-100X'}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'G. Hobbs', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5077621998', 'display_name': 'M. Bailes', 'orcid': 'https://orcid.org/0000-0003-3294-3081'}, 'institutions': [{'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'M. Bailes', 'raw_affiliation_strings': ['Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5072252950', 'display_name': 'W. A. Coles', 'orcid': 'https://orcid.org/0000-0002-5714-7471'}, 'institutions': [{'id': 'https://openalex.org/I36258959', 'display_name': 'University of California, San Diego', 'ror': 'https://ror.org/0168r3w48', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I36258959']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'W. A. Coles', 'raw_affiliation_strings': ['Electrical & Computer Engineering, University of California at San Diego, La Jolla, CA 92093, USA'], 'affiliations': [{'raw_affiliation_string': 'Electrical & Computer Engineering, University of California at San Diego, La Jolla, CA 92093, USA', 'institution_ids': ['https://openalex.org/I36258959']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5032745702', 'display_name': 'W. van Straten', 'orcid': 'https://orcid.org/0000-0003-2519-7375'}, 'institutions': [{'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'W. van Straten', 'raw_affiliation_strings': ['Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5073994859', 'display_name': 'M. J. Keith', 'orcid': 'https://orcid.org/0000-0001-5567-5492'}, 'institutions': [{'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'M. J. Keith', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I1292875679', 'https://openalex.org/I4210146430']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5016391781', 'display_name': 'R. M. Shannon', 'orcid': 'https://orcid.org/0000-0002-7285-6348'}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'R. M. Shannon', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5030580980', 'display_name': 'N. D. R. Bhat', 'orcid': 'https://orcid.org/0000-0002-8383-5059'}, 'institutions': [{'id': 'https://openalex.org/I205640436', 'display_name': 'Curtin University', 'ror': 'https://ror.org/02n415q13', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I205640436']}, {'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}, {'id': 'https://openalex.org/I4210160376', 'display_name': 'International Centre for Radio Astronomy Research', 'ror': 'https://ror.org/05sd1pp77', 'country_code': 'AU', 'type': 'other', 'lineage': ['https://openalex.org/I177877127', 'https://openalex.org/I205640436', 'https://openalex.org/I4210160376']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'N. D. R. Bhat', 'raw_affiliation_strings': ['Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'International Centre for Radio Astronomy Research, Curtin University, Bentley, WA 6102, Australia'], 'affiliations': [{'raw_affiliation_string': 'International Centre for Radio Astronomy Research, Curtin University, Bentley, WA 6102, Australia', 'institution_ids': ['https://openalex.org/I205640436', 'https://openalex.org/I4210160376']}, {'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5039721396', 'display_name': 'Andrew Brown', 'orcid': 'https://orcid.org/0000-0002-9556-2633'}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'A. Brown', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5029852719', 'display_name': 'Sarah Burke-Spolaor', 'orcid': 'https://orcid.org/0000-0003-4052-7838'}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1334627681', 'display_name': 'Jet Propulsion Laboratory', 'ror': 'https://ror.org/027k65916', 'country_code': 'US', 'type': 'facility', 'lineage': ['https://openalex.org/I122411786', 'https://openalex.org/I1334627681', 'https://openalex.org/I4210124779']}], 'countries': ['AU', 'US'], 'is_corresponding': False, 'raw_author_name': 'S. G. Burke-Spolaor', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Dr, Pasadena CA 91109-8099, USA'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}, {'raw_affiliation_string': 'Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Dr, Pasadena CA 91109-8099, USA', 'institution_ids': ['https://openalex.org/I1334627681']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5011936430', 'display_name': 'D. J. Champion', 'orcid': 'https://orcid.org/0000-0003-1361-7723'}, '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']}, {'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU', 'DE'], 'is_corresponding': False, 'raw_author_name': 'D. J. Champion', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'Max-Planck-Institut für Radioastronomie, Auf dem Hügel 69, 53121 Bonn, Germany'], 'affiliations': [{'raw_affiliation_string': 'Max-Planck-Institut für Radioastronomie, Auf dem Hügel 69, 53121 Bonn, Germany', 'institution_ids': ['https://openalex.org/I4210158571']}, {'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5002123339', 'display_name': 'A. Chaudhary', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'A. Chaudhary', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5056190390', 'display_name': 'Roderick Edwards', 'orcid': 'https://orcid.org/0000-0002-8239-5987'}, 'institutions': [], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'R. T. Edwards', 'raw_affiliation_strings': ['10 James Street, Whittlesea Vic. 3757, Australia'], 'affiliations': [{'raw_affiliation_string': '10 James Street, Whittlesea Vic. 3757, Australia', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5107195921', 'display_name': 'G. Hampson', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'G. Hampson', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5063388875', 'display_name': 'A. W. Hotan', 'orcid': 'https://orcid.org/0000-0001-7464-8801'}, 'institutions': [{'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}, {'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'A. W. Hotan', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}, {'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5039215688', 'display_name': 'A. Jameson', 'orcid': 'https://orcid.org/0000-0002-0996-3001'}, 'institutions': [{'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'A. Jameson', 'raw_affiliation_strings': ['Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5043875639', 'display_name': 'Fredrick Jenet', 'orcid': 'https://orcid.org/0000-0003-4990-1523'}, 'institutions': [], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'F. A. Jenet', 'raw_affiliation_strings': ['Center for Advanced Radio Astronomy, University of Texas at Brownsville, 80 Fort Brown, Brownsville TX 78520, USA'], 'affiliations': [{'raw_affiliation_string': 'Center for Advanced Radio Astronomy, University of Texas at Brownsville, 80 Fort Brown, Brownsville TX 78520, USA', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5110134928', 'display_name': 'M. J. Kesteven', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'M. J. Kesteven', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5009820635', 'display_name': 'J. Khoo', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'J. Khoo', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5033874437', 'display_name': 'J. Kocz', 'orcid': 'https://orcid.org/0000-0003-0249-7586'}, 'institutions': [{'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}, {'id': 'https://openalex.org/I4210124175', 'display_name': 'Center for Astrophysics Harvard & Smithsonian', 'ror': 'https://ror.org/03c3r2d17', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I103187081', 'https://openalex.org/I136199984', 'https://openalex.org/I4210124175']}], 'countries': ['AU', 'US'], 'is_corresponding': False, 'raw_author_name': 'J. Kocz', 'raw_affiliation_strings': ['Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'Harvard-Smithsonian Center for Astrophysics, 60 Garden St., Cambridge, MA 02138, USA'], 'affiliations': [{'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}, {'raw_affiliation_string': 'Harvard-Smithsonian Center for Astrophysics, 60 Garden St., Cambridge, MA 02138, USA', 'institution_ids': ['https://openalex.org/I4210124175']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5086941560', 'display_name': 'Krzysztof Maciesiak', 'orcid': 'https://orcid.org/0000-0003-0338-7506'}, 'institutions': [{'id': 'https://openalex.org/I46305939', 'display_name': 'University of Zielona Góra', 'ror': 'https://ror.org/04fzm7v55', 'country_code': 'PL', 'type': 'education', 'lineage': ['https://openalex.org/I46305939']}, {'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU', 'PL'], 'is_corresponding': False, 'raw_author_name': 'K. Maciesiak', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'Kepler Institute of Astronomy, University of Zielona Góra, Lubuska 2, 65-265 Zielona Góra, Poland'], 'affiliations': [{'raw_affiliation_string': 'Kepler Institute of Astronomy, University of Zielona Góra, Lubuska 2, 65-265 Zielona Góra, Poland', 'institution_ids': ['https://openalex.org/I46305939']}, {'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5003985421', 'display_name': 'S. Osłowski', 'orcid': 'https://orcid.org/0000-0003-0289-0732'}, 'institutions': [{'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}, {'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'S. Oslowski', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia'], 'affiliations': [{'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}, {'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5005359878', 'display_name': 'Vikram Ravi', 'orcid': 'https://orcid.org/0000-0002-7252-5485'}, 'institutions': [{'id': 'https://openalex.org/I165779595', 'display_name': 'University of Melbourne', 'ror': 'https://ror.org/01ej9dk98', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I165779595']}, {'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'V. Ravi', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'School of Physics, University of Melbourne, Vic 3010, Australia'], 'affiliations': [{'raw_affiliation_string': 'School of Physics, University of Melbourne, Vic 3010, Australia', 'institution_ids': ['https://openalex.org/I165779595']}, {'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5060868281', 'display_name': 'J. E. Reynolds', 'orcid': 'https://orcid.org/0000-0001-9493-0935'}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'J. R. Reynolds', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5058763141', 'display_name': 'John Sarkissian', 'orcid': 'https://orcid.org/0000-0003-4337-3897'}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'J. M. Sarkissian', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5047513060', 'display_name': 'J. P. W. Verbiest', 'orcid': 'https://orcid.org/0000-0002-4088-896X'}, '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']}, {'id': 'https://openalex.org/I57093077', 'display_name': 'Swinburne University of Technology', 'ror': 'https://ror.org/031rekg67', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I57093077']}], 'countries': ['AU', 'DE'], 'is_corresponding': False, 'raw_author_name': 'J. P. W. Verbiest', 'raw_affiliation_strings': ['Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'Max-Planck-Institut für Radioastronomie, Auf dem Hügel 69, 53121 Bonn, Germany'], 'affiliations': [{'raw_affiliation_string': 'Max-Planck-Institut für Radioastronomie, Auf dem Hügel 69, 53121 Bonn, Germany', 'institution_ids': ['https://openalex.org/I4210158571']}, {'raw_affiliation_string': 'Centre for Astrophysics and Supercomputing, Swinburne University of Technology, PO Box 218, Hawthorn Vic 3122, Australia', 'institution_ids': ['https://openalex.org/I57093077']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103444686', 'display_name': 'Z. L. Wen', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210164580', 'display_name': 'National Astronomical Observatories', 'ror': 'https://ror.org/058pyyv44', 'country_code': 'CN', 'type': 'facility', 'lineage': ['https://openalex.org/I19820366', 'https://openalex.org/I4210164580']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Z. L. Wen', 'raw_affiliation_strings': ['National Astronomical Observatories, CAS, Jia-20 DaTun Road, Beijing 100012, China'], 'affiliations': [{'raw_affiliation_string': 'National Astronomical Observatories, CAS, Jia-20 DaTun Road, Beijing 100012, China', 'institution_ids': ['https://openalex.org/I4210164580']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5008455137', 'display_name': 'W. E. Wilson', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'W. E. Wilson', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia'], 'affiliations': [{'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5058296050', 'display_name': 'D. R. B. Yardley', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I2801683031', 'display_name': 'Canterbury Hospital', 'ror': 'https://ror.org/04c6fcr68', 'country_code': 'AU', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2801683031']}, {'id': 'https://openalex.org/I4210146430', 'display_name': 'Astronomy and Space', 'ror': 'https://ror.org/04ynn1b95', 'country_code': 'AU', 'type': 'facility', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4210146430', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I1292875679', 'display_name': 'Commonwealth Scientific and Industrial Research Organisation', 'ror': 'https://ror.org/03qn8fb07', 'country_code': 'AU', 'type': 'government', 'lineage': ['https://openalex.org/I1292875679', 'https://openalex.org/I2801453606', 'https://openalex.org/I4387156119']}, {'id': 'https://openalex.org/I129604602', 'display_name': 'University of Sydney', 'ror': 'https://ror.org/0384j8v12', 'country_code': 'AU', 'type': 'education', 'lineage': ['https://openalex.org/I129604602']}], 'countries': ['AU'], 'is_corresponding': False, 'raw_author_name': 'D. Yardley', 'raw_affiliation_strings': ['CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'Present address: 5/504 New Canterbury Road, Dulwich Hill, NSW 2203, Australia.', 'School of Physics, University of Sydney, NSW 2006, Australia'], 'affiliations': [{'raw_affiliation_string': 'Present address: 5/504 New Canterbury Road, Dulwich Hill, NSW 2203, Australia.', 'institution_ids': ['https://openalex.org/I2801683031']}, {'raw_affiliation_string': 'CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia', 'institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679']}, {'raw_affiliation_string': 'School of Physics, University of Sydney, NSW 2006, Australia', 'institution_ids': ['https://openalex.org/I129604602']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5072337442', 'display_name': 'W. M. Yan', 'orcid': 'https://orcid.org/0000-0002-7662-3875'}, 'institutions': [{'id': 'https://openalex.org/I2800999641', 'display_name': 'Xinjiang Astronomical Observatory', 'ror': 'https://ror.org/01pjxkf30', 'country_code': 'CN', 'type': 'facility', 'lineage': ['https://openalex.org/I19820366', 'https://openalex.org/I2800999641', 'https://openalex.org/I4210164580']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'W. M. Yan', 'raw_affiliation_strings': ['Xinjiang Astronomical Observatory, CAS, 150 Science 1-Street, Urumqi, Xinjiang 830011, China'], 'affiliations': [{'raw_affiliation_string': 'Xinjiang Astronomical Observatory, CAS, 150 Science 1-Street, Urumqi, Xinjiang 830011, China', 'institution_ids': ['https://openalex.org/I2800999641']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5101509725', 'display_name': 'X. P. You', 'orcid': 'https://orcid.org/0000-0002-8314-475X'}, 'institutions': [{'id': 'https://openalex.org/I142108993', 'display_name': 'Southwest University', 'ror': 'https://ror.org/01kj4z117', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I142108993']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'X. P. You', 'raw_affiliation_strings': ['School of Physical Science & Technology, Southwest University, 2 Tiansheng Road, Chongqing 400715, China'], 'affiliations': [{'raw_affiliation_string': 'School of Physical Science & Technology, Southwest University, 2 Tiansheng Road, Chongqing 400715, China', 'institution_ids': ['https://openalex.org/I142108993']}]}], 'institution_assertions': [], 'countries_distinct_count': 5, 'institutions_distinct_count': 16, 'corresponding_author_ids': ['https://openalex.org/A5028491443'], 'corresponding_institution_ids': ['https://openalex.org/I4210146430', 'https://openalex.org/I1292875679'], 'apc_list': None, 'apc_paid': None, 'fwci': 18.379, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 460, 'citation_normalized_percentile': {'value': 0.999949, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '30', 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10463', 'display_name': 'Pulsars and Gravitational Waves Research', 'score': 0.9999, '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/T10463', 'display_name': 'Pulsars and Gravitational Waves Research', 'score': 0.9999, '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/T12450', 'display_name': 'Radio Astronomy Observations and Technology', 'score': 0.9991, '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/T12004', 'display_name': 'Advanced Frequency and Time Standards', 'score': 0.9983, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/data-set', 'display_name': 'Data set', 'score': 0.44356793}, {'id': 'https://openalex.org/keywords/sample', 'display_name': 'Sample (material)', 'score': 0.43176153}], 'concepts': [{'id': 'https://openalex.org/C110363677', 'wikidata': 'https://www.wikidata.org/wiki/Q4360', 'display_name': 'Pulsar', 'level': 2, 'score': 0.97245127}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.69454306}, {'id': 'https://openalex.org/C161813005', 'wikidata': 'https://www.wikidata.org/wiki/Q184356', 'display_name': 'Radio telescope', 'level': 2, 'score': 0.53361726}, {'id': 'https://openalex.org/C44870925', 'wikidata': 'https://www.wikidata.org/wiki/Q37547', 'display_name': 'Astrophysics', 'level': 1, 'score': 0.51948535}, {'id': 'https://openalex.org/C2780848835', 'wikidata': 'https://www.wikidata.org/wiki/Q4213', 'display_name': 'Telescope', 'level': 2, 'score': 0.48102576}, {'id': 'https://openalex.org/C99498987', 'wikidata': 'https://www.wikidata.org/wiki/Q2210247', 'display_name': 'Noise (video)', 'level': 3, 'score': 0.4780917}, {'id': 'https://openalex.org/C58489278', 'wikidata': 'https://www.wikidata.org/wiki/Q1172284', 'display_name': 'Data set', 'level': 2, 'score': 0.44356793}, {'id': 'https://openalex.org/C198531522', 'wikidata': 'https://www.wikidata.org/wiki/Q485146', 'display_name': 'Sample (material)', 'level': 2, 'score': 0.43176153}, {'id': 'https://openalex.org/C1276947', 'wikidata': 'https://www.wikidata.org/wiki/Q333', 'display_name': 'Astronomy', 'level': 1, 'score': 0.38152736}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.16675171}, {'id': 'https://openalex.org/C105795698', 'wikidata': 'https://www.wikidata.org/wiki/Q12483', 'display_name': 'Statistics', 'level': 1, 'score': 0.124481946}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.084813}, {'id': 'https://openalex.org/C115961682', 'wikidata': 'https://www.wikidata.org/wiki/Q860623', 'display_name': 'Image (mathematics)', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C97355855', 'wikidata': 'https://www.wikidata.org/wiki/Q11473', 'display_name': 'Thermodynamics', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C154945302', 'wikidata': 'https://www.wikidata.org/wiki/Q11660', 'display_name': 'Artificial intelligence', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 7, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1017/pasa.2012.017', 'pdf_url': 'https://www.cambridge.org/core/services/aop-cambridge-core/content/view/9204C28386CBEF6310DCFB8E7EA8EF28/S1323358012000173a.pdf/div-class-title-the-parkes-pulsar-timing-array-project-div.pdf', 'source': {'id': 'https://openalex.org/S126256729', 'display_name': 'Publications of the Astronomical Society of Australia', 'issn_l': '1323-3580', 'issn': ['1323-3580', '1448-6083'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311721', 'host_organization_name': 'Cambridge University Press', 'host_organization_lineage': ['https://openalex.org/P4310311721', 'https://openalex.org/P4310311702'], 'host_organization_lineage_names': ['Cambridge University Press', 'University of Cambridge'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'http://arxiv.org/abs/1210.6130', 'pdf_url': 'http://arxiv.org/pdf/1210.6130', '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': True, 'landing_page_url': 'https://authors.library.caltech.edu/36912/', 'pdf_url': 'https://authors.library.caltech.edu/36912/7/S1323358012000173.pdf', 'source': {'id': 'https://openalex.org/S4306402162', 'display_name': 'CaltechAUTHORS (California Institute of Technology)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I122411786', 'host_organization_name': 'California Institute of Technology', 'host_organization_lineage': ['https://openalex.org/I122411786'], 'host_organization_lineage_names': ['California Institute of Technology'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'acceptedVersion', 'is_accepted': True, 'is_published': False}, {'is_oa': True, 'landing_page_url': None, 'pdf_url': 'https://arxiv.org/pdf/1210.6130.pdf', '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': True, 'landing_page_url': None, 'pdf_url': 'https://arxiv.org/pdf/0710.5026v1.pdf', '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': True, 'landing_page_url': 'https://arxiv.org/abs/1210.6130', 'pdf_url': 'https://arxiv.org/pdf/1210.6130', '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://api.datacite.org/dois/10.48550/arxiv.1210.6130', '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/10.1017/pasa.2012.017', 'pdf_url': 'https://www.cambridge.org/core/services/aop-cambridge-core/content/view/9204C28386CBEF6310DCFB8E7EA8EF28/S1323358012000173a.pdf/div-class-title-the-parkes-pulsar-timing-array-project-div.pdf', 'source': {'id': 'https://openalex.org/S126256729', 'display_name': 'Publications of the Astronomical Society of Australia', 'issn_l': '1323-3580', 'issn': ['1323-3580', '1448-6083'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311721', 'host_organization_name': 'Cambridge University Press', 'host_organization_lineage': ['https://openalex.org/P4310311721', 'https://openalex.org/P4310311702'], 'host_organization_lineage_names': ['Cambridge University Press', 'University of Cambridge'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': ['https://openalex.org/W2147288423', 'https://openalex.org/W3106385649'], 'referenced_works_count': 117, 'referenced_works': ['https://openalex.org/W1495535916', 'https://openalex.org/W1506168727', 'https://openalex.org/W1618953413', 'https://openalex.org/W1642146091', 'https://openalex.org/W1643132601', 'https://openalex.org/W1655820000', 'https://openalex.org/W1748133914', 'https://openalex.org/W1839840479', 'https://openalex.org/W1882865705', 'https://openalex.org/W1903446574', 'https://openalex.org/W191550445', 'https://openalex.org/W1927698230', 'https://openalex.org/W1945643782', 'https://openalex.org/W1969274358', 'https://openalex.org/W1973820399', 'https://openalex.org/W1981586651', 'https://openalex.org/W1984527294', 'https://openalex.org/W1985722434', 'https://openalex.org/W2001576348', 'https://openalex.org/W2005684758', 'https://openalex.org/W2010616364', 'https://openalex.org/W2014560881', 'https://openalex.org/W2015575258', 'https://openalex.org/W2016178642', 'https://openalex.org/W2016195558', 'https://openalex.org/W2017586686', 'https://openalex.org/W2018432479', 'https://openalex.org/W2024080238', 'https://openalex.org/W2025727932', 'https://openalex.org/W2030727055', 'https://openalex.org/W2033842403', 'https://openalex.org/W2049009383', 'https://openalex.org/W2050286984', 'https://openalex.org/W2052440758', 'https://openalex.org/W2053269314', 'https://openalex.org/W2055769128', 'https://openalex.org/W2064733721', 'https://openalex.org/W2065642671', 'https://openalex.org/W2067169011', 'https://openalex.org/W2071573821', 'https://openalex.org/W2072154224', 'https://openalex.org/W2073929027', 'https://openalex.org/W2078543352', 'https://openalex.org/W2078907491', 'https://openalex.org/W2080226829', 'https://openalex.org/W2085142014', 'https://openalex.org/W2095500388', 'https://openalex.org/W2100459684', 'https://openalex.org/W2103431171', 'https://openalex.org/W2105687315', 'https://openalex.org/W2111420545', 'https://openalex.org/W2114805877', 'https://openalex.org/W2114922502', 'https://openalex.org/W2116440023', 'https://openalex.org/W2117097547', 'https://openalex.org/W2119255491', 'https://openalex.org/W2119896891', 'https://openalex.org/W2121669089', 'https://openalex.org/W2123534091', 'https://openalex.org/W2130759080', 'https://openalex.org/W2132094121', 'https://openalex.org/W2132597398', 'https://openalex.org/W2133034989', 'https://openalex.org/W2133292720', 'https://openalex.org/W2136355021', 'https://openalex.org/W2137306871', 'https://openalex.org/W2137533160', 'https://openalex.org/W2139599273', 'https://openalex.org/W2143927851', 'https://openalex.org/W2145402264', 'https://openalex.org/W2145437383', 'https://openalex.org/W2147473306', 'https://openalex.org/W2150745787', 'https://openalex.org/W2155310634', 'https://openalex.org/W2156691056', 'https://openalex.org/W2157358283', 'https://openalex.org/W2157879025', 'https://openalex.org/W2159551613', 'https://openalex.org/W2160827594', 'https://openalex.org/W2165956104', 'https://openalex.org/W2168368413', 'https://openalex.org/W2169623843', 'https://openalex.org/W2172052837', 'https://openalex.org/W2329688354', 'https://openalex.org/W2565472021', 'https://openalex.org/W283814872', 'https://openalex.org/W2950949891', 'https://openalex.org/W2952553241', 'https://openalex.org/W2953179219', 'https://openalex.org/W2991238998', 'https://openalex.org/W3098136306', 'https://openalex.org/W3099349408', 'https://openalex.org/W3099570014', 'https://openalex.org/W3099603468', 'https://openalex.org/W3099901108', 'https://openalex.org/W3100022144', 'https://openalex.org/W3100974022', 'https://openalex.org/W3101176483', 'https://openalex.org/W3101720802', 'https://openalex.org/W3102158786', 'https://openalex.org/W3102250901', 'https://openalex.org/W3102798399', 'https://openalex.org/W3103457928', 'https://openalex.org/W3104327708', 'https://openalex.org/W3104499844', 'https://openalex.org/W3105371150', 'https://openalex.org/W3105880894', 'https://openalex.org/W3106116309', 'https://openalex.org/W3106167208', 'https://openalex.org/W3121636630', 'https://openalex.org/W3122060386', 'https://openalex.org/W3122080733', 'https://openalex.org/W3123647284', 'https://openalex.org/W3124350498', 'https://openalex.org/W3125041110', 'https://openalex.org/W3178651767', 'https://openalex.org/W4205572330'], 'related_works': ['https://openalex.org/W4252047695', 'https://openalex.org/W3217694121', 'https://openalex.org/W3101759645', 'https://openalex.org/W2981440784', 'https://openalex.org/W2770742028', 'https://openalex.org/W2056784829', 'https://openalex.org/W1993450452', 'https://openalex.org/W1989940510', 'https://openalex.org/W1977098208', 'https://openalex.org/W1652860141'], 'abstract_inverted_index': {'Abstract': [0], 'A': [1, 72], '‘pulsar': [2], 'timing': [3, 42, 129, 169, 192, 242], 'array’': [4], '(PTA),': [5], 'in': [6, 36, 44, 110, 151, 196], 'which': [7], 'observations': [8, 65, 99, 108, 122], 'of': [9, 13, 24, 31, 47, 59, 74, 102, 136, 164, 199, 206], 'a': [10, 29, 219], 'large': [11], 'sample': [12, 73], 'pulsars': [14, 46, 77], 'spread': [15], 'across': [16], 'the': [17, 45, 48, 60, 67, 116, 120, 134, 152, 165, 177, 200, 204, 213, 223], 'celestial': [18], 'sphere': [19], 'are': [20, 146, 171], 'combined,': [21], 'allows': [22], 'investigation': [23], '‘global’': [25], 'phenomena': [26], 'such': [27], 'as': [28], 'background': [30], 'gravitational': [32], 'waves': [33], 'or': [34], 'instabilities': [35], 'atomic': [37], 'timescales': [38], 'that': [39, 235], 'produce': [40], 'correlated': [41], 'residuals': [43, 170], 'array.': [49], 'The': [50, 131], 'Parkes': [51, 68, 241], 'Pulsar': [52, 215], 'Timing': [53, 216], 'Array': [54, 217], '(PPTA)': [55], 'is': [56, 78, 143, 194], 'an': [57, 230], 'implementation': [58], 'PTA': [61, 220], 'concept': [62], 'based': [63, 221], 'on': [64, 209, 222], 'with': [66, 98, 239], '64-m': [69], 'radio': [70], 'telescope.': [71], '20': [75, 89, 166], 'ms': [76], 'being': [79], 'observed': [80], 'at': [81, 100], 'three': [82, 105, 153], 'radio-frequency': [83], 'bands,': [84], '50': [85], 'cm': [86, 90, 95], '(~700': [87], 'MHz),': [88, 92, 97], '(~1400': [91], 'and': [93, 123, 128, 140, 159, 185, 218], '10': [94, 163], '(~3100': [96], 'intervals': [101], 'two': [103], 'to': [104], 'weeks.': [106], 'Regular': [107], 'commenced': [109], 'early': [111], '2005.': [112], 'This': [113], 'paper': [114], 'describes': [115], 'systems': [117], 'used': [118], 'for': [119, 148, 176, 182, 244], 'PPTA': [121, 149, 237], 'data': [124, 150, 233, 238, 243], 'processing,': [125], 'including': [126, 212], 'calibration': [127], 'analysis.': [130], 'strategy': [132], 'behind': [133], 'choice': [135], 'pulsars,': [137, 167], 'observing': [138], 'parameters,': [139], 'analysis': [141], 'methods': [142], 'discussed.': [144], 'Results': [145], 'presented': [147], 'bands': [154], 'taken': [155], 'between': [156], '2005': [157], 'March': [158], '2011': [160], 'March.': [161], 'For': [162], 'rms': [168], 'less': [172], 'than': [173], '1': [174], 'μs': [175], 'best': [178], 'band': [179], 'after': [180], 'fitting': [181], 'pulse': [183], 'frequency': [184], 'its': [186], 'first': [187], 'time': [188], 'derivative.': [189], 'Significant': [190], '‘red’': [191], 'noise': [193], 'detected': [195], 'about': [197], 'half': [198], 'sample.': [201], 'We': [202, 227], 'discuss': [203], 'implications': [205], 'these': [207, 245], 'results': [208], 'future': [210], 'projects': [211], 'International': [214], 'Square': [224], 'Kilometre': [225], 'Array.': [226], 'also': [228], 'present': [229], '‘extended': [231], 'PPTA’': [232], 'set': [234], 'combines': [236], 'earlier': [240], 'pulsars.': [246]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2147288423', 'counts_by_year': [{'year': 2024, 'cited_by_count': 49}, {'year': 2023, 'cited_by_count': 38}, {'year': 2022, 'cited_by_count': 50}, {'year': 2021, 'cited_by_count': 42}, {'year': 2020, 'cited_by_count': 45}, {'year': 2019, 'cited_by_count': 32}, {'year': 2018, 'cited_by_count': 43}, {'year': 2017, 'cited_by_count': 24}, {'year': 2016, 'cited_by_count': 34}, {'year': 2015, 'cited_by_count': 40}, {'year': 2014, 'cited_by_count': 28}, {'year': 2013, 'cited_by_count': 23}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-12-20T06:50:58.237025', 'created_date': '2016-06-24'}