{"id":"https://openalex.org/W2043924782","doi":"https://doi.org/10.1007/s10773-006-9104-5","title":"Exact Solutions of Einstein's Field Equations","display_name":"Exact Solutions of Einstein's Field Equations","publication_year":2006,"publication_date":"2006-07-06","ids":{"openalex":"https://openalex.org/W2043924782","doi":"https://doi.org/10.1007/s10773-006-9104-5","mag":"2043924782"},"language":"en","primary_location":{"id":"doi:10.1007/s10773-006-9104-5","doi":"https://doi.org/10.1007/s10773-006-9104-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10773-006-9104-5","pdf_url":null,"source":{"id":"https://openalex.org/S194044894","display_name":"International Journal of Theoretical Physics","issn_l":"0020-7748","issn":["0020-7748","1572-9575"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-d","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Theoretical Physics","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/gr-qc/0401024","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086044548","display_name":"P. S. Negi","orcid":"https://orcid.org/0000-0001-9969-875X","observed_orcids":["https://orcid.org/0000-0001-9969-875X"]},"institutions":[{"id":"https://openalex.org/I119311299","display_name":"Kumaun University","ror":"https://ror.org/038e9x269","country_code":"IN","type":"education","lineage":["https://openalex.org/I119311299"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"P. S. Negi","raw_affiliation_strings":["Department of Physics, Kumaun University, Nainital, 263 002, India","Kumaun University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, Kumaun University, Nainital, 263 002, India","institution_ids":["https://openalex.org/I119311299"]},{"raw_affiliation_string":"Kumaun University","institution_ids":["https://openalex.org/I119311299"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5086044548"],"corresponding_institution_ids":["https://openalex.org/I119311299"],"apc_list":{"value":3190,"currency":"USD","value_usd":3190},"apc_paid":null,"fwci":1.5118,"has_fulltext":false,"cited_by_count":207,"citation_normalized_percentile":{"value":0.82195307,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"45","issue":"9","first_page":"1684","last_page":"1702"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11960","display_name":"Relativity and Gravitational Theory","score":0.8960000276565552,"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/T11960","display_name":"Relativity and Gravitational Theory","score":0.8960000276565552,"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/T10463","display_name":"Pulsars and Gravitational Waves Research","score":0.06019999831914902,"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/T10095","display_name":"Cosmology and Gravitation Theories","score":0.019600000232458115,"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/exact-solutions-of-einstein-equations","display_name":"exact solutions of Einstein field equations","score":0.8859999775886536},{"id":"https://openalex.org/keywords/static-spherically-symmetric-solutions","display_name":"static spherically symmetric solutions","score":0.9639999866485596},{"id":"https://openalex.org/keywords/hydrostatic-equilibrium","display_name":"hydrostatic equilibrium","score":0.9789999723434448},{"id":"https://openalex.org/keywords/regular-solutions","display_name":"regular solutions","score":0.47999998927116394},{"id":"https://openalex.org/keywords/surface-density","display_name":"surface density","score":0.7400000095367432},{"id":"https://openalex.org/keywords/equation-of-state","display_name":"equation of state","score":0.7860000133514404},{"id":"https://openalex.org/keywords/neutron-stars","display_name":"neutron stars","score":0.9900000095367432},{"id":"https://openalex.org/keywords/dense-nuclear-matter","display_name":"dense nuclear matter","score":0.8820000290870667}],"concepts":[{"id":"https://openalex.org/C147452769","wikidata":"https://www.wikidata.org/wiki/Q11452","display_name":"General relativity","level":2,"score":0.6987190246582031},{"id":"https://openalex.org/C136125196","wikidata":"https://www.wikidata.org/wiki/Q742969","display_name":"Schwarzschild metric","level":3,"score":0.5779948830604553},{"id":"https://openalex.org/C134853933","wikidata":"https://www.wikidata.org/wiki/Q208641","display_name":"Hydrostatic equilibrium","level":2,"score":0.5679801106452942},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.5094452500343323},{"id":"https://openalex.org/C115304011","wikidata":"https://www.wikidata.org/wiki/Q72755","display_name":"Schwarzschild radius","level":3,"score":0.5038260817527771},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4909089207649231},{"id":"https://openalex.org/C520416788","wikidata":"https://www.wikidata.org/wiki/Q5419229","display_name":"Exact solutions in general relativity","level":2,"score":0.46379998326301575},{"id":"https://openalex.org/C2776799497","wikidata":"https://www.wikidata.org/wiki/Q484298","display_name":"Surface (topology)","level":2,"score":0.44442018866539},{"id":"https://openalex.org/C2780791080","wikidata":"https://www.wikidata.org/wiki/Q273711","display_name":"Einstein field equations","level":3,"score":0.4432941973209381},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.376361221075058},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.3518487215042114},{"id":"https://openalex.org/C124017977","wikidata":"https://www.wikidata.org/wiki/Q11412","display_name":"Gravitation","level":2,"score":0.34683161973953247},{"id":"https://openalex.org/C33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","level":1,"score":0.32822027802467346},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1974659264087677},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.16350698471069336}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1007/s10773-006-9104-5","doi":"https://doi.org/10.1007/s10773-006-9104-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10773-006-9104-5","pdf_url":null,"source":{"id":"https://openalex.org/S194044894","display_name":"International Journal of Theoretical Physics","issn_l":"0020-7748","issn":["0020-7748","1572-9575"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-d","jufo-1","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Theoretical Physics","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:gr-qc/0401024","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/gr-qc/0401024","pdf_url":"https://arxiv.org/pdf/gr-qc/0401024","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.339.6975","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.339.6975","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/gr-qc/0401024v1.pdf","raw_type":"text"},{"id":"pmh:oai:cds.cern.ch:704948","doi":null,"is_oa":false,"landing_page_url":"http://cds.cern.ch/record/704948","pdf_url":null,"source":{"id":"https://openalex.org/S4306402195","display_name":"CERN Document Server (European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},{"id":"doi:10.48550/arxiv.gr-qc/0401024","doi":"https://doi.org/10.48550/arxiv.gr-qc/0401024","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.gr-qc/0401024","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:gr-qc/0401024","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/gr-qc/0401024","pdf_url":"https://arxiv.org/pdf/gr-qc/0401024","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1482421106","https://openalex.org/W1599982492","https://openalex.org/W1831028119","https://openalex.org/W1981860989","https://openalex.org/W1987750875","https://openalex.org/W1988660292","https://openalex.org/W1989396088","https://openalex.org/W1995617168","https://openalex.org/W2006442751","https://openalex.org/W2007116917","https://openalex.org/W2009090305","https://openalex.org/W2033140998","https://openalex.org/W2036662279","https://openalex.org/W2042989087","https://openalex.org/W2051508543","https://openalex.org/W2053787648","https://openalex.org/W2062245131","https://openalex.org/W2070172322","https://openalex.org/W2078514591","https://openalex.org/W2087024426","https://openalex.org/W2094740723","https://openalex.org/W2109243620","https://openalex.org/W2160684172","https://openalex.org/W3101760659","https://openalex.org/W3173862477"],"related_works":["https://openalex.org/W2009090305","https://openalex.org/W2110060958","https://openalex.org/W1831028119","https://openalex.org/W2794025904","https://openalex.org/W263503695","https://openalex.org/W2042989087","https://openalex.org/W1968693692","https://openalex.org/W2301500368","https://openalex.org/W1967671428","https://openalex.org/W1966404430"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":16},{"year":2022,"cited_by_count":14},{"year":2021,"cited_by_count":20},{"year":2020,"cited_by_count":17},{"year":2019,"cited_by_count":40},{"year":2018,"cited_by_count":20},{"year":2017,"cited_by_count":15},{"year":2016,"cited_by_count":13},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-03T10:50:19.383937","created_date":"2016-06-24T00:00:00"}