Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2002073219', 'doi': 'https://doi.org/10.1103/physrevd.91.084004', 'title': 'Einstein-Gauss-Bonnet traversable wormholes satisfying the weak energy condition', 'display_name': 'Einstein-Gauss-Bonnet traversable wormholes satisfying the weak energy condition', 'publication_year': 2015, 'publication_date': '2015-04-02', 'ids': {'openalex': 'https://openalex.org/W2002073219', 'doi': 'https://doi.org/10.1103/physrevd.91.084004', 'mag': '2002073219'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1103/physrevd.91.084004', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210210554', 'display_name': 'Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D, Particles, fields, gravitation, and cosmology', 'issn_l': '1550-2368', 'issn': ['1550-2368', '1550-7998'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320261', 'host_organization_name': 'American Physical Society', 'host_organization_lineage': ['https://openalex.org/P4310320261'], 'host_organization_lineage_names': ['American Physical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['arxiv', 'crossref', 'datacite'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://arxiv.org/pdf/1501.04773', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5102715942', 'display_name': 'Mohammad Reza Mehdizadeh', 'orcid': 'https://orcid.org/0000-0002-5362-0276'}, 'institutions': [{'id': 'https://openalex.org/I4210091057', 'display_name': 'Research Institute for Astronomy and Astrophysics of Maragh', 'ror': 'https://ror.org/00d4h7g98', 'country_code': 'IR', 'type': 'facility', 'lineage': ['https://openalex.org/I4210091057']}, {'id': 'https://openalex.org/I115566878', 'display_name': 'Shahid Bahonar University of Kerman', 'ror': 'https://ror.org/04zn42r77', 'country_code': 'IR', 'type': 'education', 'lineage': ['https://openalex.org/I115566878']}], 'countries': ['IR'], 'is_corresponding': False, 'raw_author_name': 'Mohammad Reza Mehdizadeh', 'raw_affiliation_strings': ['Department of Physics, Shahid Bahonar University, P.O. Box 76175, Kerman, Iran', 'Research Institute for Astronomy and Astrophysics of Maragha (RIAAM), P.O. Box 55134-441, Maragha, Iran'], 'affiliations': [{'raw_affiliation_string': 'Research Institute for Astronomy and Astrophysics of Maragha (RIAAM), P.O. Box 55134-441, Maragha, Iran', 'institution_ids': ['https://openalex.org/I4210091057']}, {'raw_affiliation_string': 'Department of Physics, Shahid Bahonar University, P.O. Box 76175, Kerman, Iran', 'institution_ids': ['https://openalex.org/I115566878']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5039585874', 'display_name': 'M. Kord Zangeneh', 'orcid': 'https://orcid.org/0000-0003-1196-9493'}, 'institutions': [{'id': 'https://openalex.org/I166459259', 'display_name': 'Shiraz University', 'ror': 'https://ror.org/028qtbk54', 'country_code': 'IR', 'type': 'education', 'lineage': ['https://openalex.org/I166459259']}], 'countries': ['IR'], 'is_corresponding': False, 'raw_author_name': 'Mahdi Kord Zangeneh', 'raw_affiliation_strings': ['Physics Department and Biruni Observatory, College of Sciences, Shiraz University, Shiraz 71454, Iran'], 'affiliations': [{'raw_affiliation_string': 'Physics Department and Biruni Observatory, College of Sciences, Shiraz University, Shiraz 71454, Iran', 'institution_ids': ['https://openalex.org/I166459259']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5073068411', 'display_name': 'Francisco S. N. Lobo', 'orcid': 'https://orcid.org/0000-0002-9388-8373'}, 'institutions': [{'id': 'https://openalex.org/I4210089473', 'display_name': 'Institute of Astrophysics and Space Sciences', 'ror': 'https://ror.org/006bxqs05', 'country_code': 'PT', 'type': 'facility', 'lineage': ['https://openalex.org/I4210089473']}, {'id': 'https://openalex.org/I141596103', 'display_name': 'University of Lisbon', 'ror': 'https://ror.org/01c27hj86', 'country_code': 'PT', 'type': 'education', 'lineage': ['https://openalex.org/I141596103']}], 'countries': ['PT'], 'is_corresponding': False, 'raw_author_name': 'Francisco S.\u2009N. Lobo', 'raw_affiliation_strings': ['Instituto de Astrofísica e Ciências do Espaço, Universidade de Lisboa, Faculdade de Ciências, Campo Grande PT1749-016 Lisboa, Portugal'], 'affiliations': [{'raw_affiliation_string': 'Instituto de Astrofísica e Ciências do Espaço, Universidade de Lisboa, Faculdade de Ciências, Campo Grande PT1749-016 Lisboa, Portugal', 'institution_ids': ['https://openalex.org/I4210089473', 'https://openalex.org/I141596103']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 5, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 8.984, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 200, 'citation_normalized_percentile': {'value': 0.999953, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '91', 'issue': '8', 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T13080', 'display_name': 'Advanced Differential Geometry Research', 'score': 0.9937, '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/T13080', 'display_name': 'Advanced Differential Geometry Research', 'score': 0.9937, '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/T10229', 'display_name': 'Geometric Analysis and Curvature Flows', 'score': 0.9936, 'subfield': {'id': 'https://openalex.org/subfields/2604', 'display_name': 'Applied Mathematics'}, 'field': {'id': 'https://openalex.org/fields/26', 'display_name': 'Mathematics'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10025', 'display_name': 'Black Holes and Theoretical Physics', 'score': 0.9713, 'subfield': {'id': 'https://openalex.org/subfields/3106', 'display_name': 'Nuclear and High Energy Physics'}, '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/wormhole', 'display_name': 'Wormhole', 'score': 0.9215182}, {'id': 'https://openalex.org/keywords/gauss–bonnet-theorem', 'display_name': 'Gauss–Bonnet theorem', 'score': 0.54770154}, {'id': 'https://openalex.org/keywords/energy-condition', 'display_name': 'Energy condition', 'score': 0.5053404}], 'concepts': [{'id': 'https://openalex.org/C29013271', 'wikidata': 'https://www.wikidata.org/wiki/Q7544', 'display_name': 'Wormhole', 'level': 2, 'score': 0.9215182}, {'id': 'https://openalex.org/C146846114', 'wikidata': 'https://www.wikidata.org/wiki/Q901448', 'display_name': 'Einstein', 'level': 2, 'score': 0.80282724}, {'id': 'https://openalex.org/C164862541', 'wikidata': 'https://www.wikidata.org/wiki/Q742833', 'display_name': 'Gauss–Bonnet theorem', 'level': 3, 'score': 0.54770154}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.5154067}, {'id': 'https://openalex.org/C149643647', 'wikidata': 'https://www.wikidata.org/wiki/Q986455', 'display_name': 'Energy condition', 'level': 3, 'score': 0.5053404}, {'id': 'https://openalex.org/C33332235', 'wikidata': 'https://www.wikidata.org/wiki/Q18362', 'display_name': 'Theoretical physics', 'level': 1, 'score': 0.50300616}, {'id': 'https://openalex.org/C37914503', 'wikidata': 'https://www.wikidata.org/wiki/Q156495', 'display_name': 'Mathematical physics', 'level': 1, 'score': 0.49839902}, {'id': 'https://openalex.org/C74650414', 'wikidata': 'https://www.wikidata.org/wiki/Q11397', 'display_name': 'Classical mechanics', 'level': 1, 'score': 0.36357564}, {'id': 'https://openalex.org/C138885662', 'wikidata': 'https://www.wikidata.org/wiki/Q5891', 'display_name': 'Philosophy', 'level': 0, 'score': 0.32400018}, {'id': 'https://openalex.org/C147452769', 'wikidata': 'https://www.wikidata.org/wiki/Q11452', 'display_name': 'General relativity', 'level': 2, 'score': 0.1223757}], 'mesh': [], 'locations_count': 3, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1103/physrevd.91.084004', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4210210554', 'display_name': 'Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D, Particles, fields, gravitation, and cosmology', 'issn_l': '1550-2368', 'issn': ['1550-2368', '1550-7998'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320261', 'host_organization_name': 'American Physical Society', 'host_organization_lineage': ['https://openalex.org/P4310320261'], 'host_organization_lineage_names': ['American Physical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://arxiv.org/abs/1501.04773', 'pdf_url': 'https://arxiv.org/pdf/1501.04773', '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.1501.04773', '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://arxiv.org/abs/1501.04773', 'pdf_url': 'https://arxiv.org/pdf/1501.04773', '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}, 'sustainable_development_goals': [{'score': 0.62, 'id': 'https://metadata.un.org/sdg/7', 'display_name': 'Affordable and clean energy'}], 'grants': [{'funder': 'https://openalex.org/F4320322673', 'funder_display_name': 'Research Institute for Astronomy and Astrophysics of Maragha', 'award_id': None}, {'funder': 'https://openalex.org/F4320334779', 'funder_display_name': 'Fundação para a Ciência e a Tecnologia', 'award_id': 'IF/00859/2012'}], 'datasets': [], 'versions': ['https://openalex.org/W2002073219'], 'referenced_works_count': 72, 'referenced_works': ['https://openalex.org/W1528560481', 'https://openalex.org/W1963589929', 'https://openalex.org/W1964942349', 'https://openalex.org/W1967940472', 'https://openalex.org/W1968541991', 'https://openalex.org/W1968798764', 'https://openalex.org/W1971532647', 'https://openalex.org/W1983702150', 'https://openalex.org/W1988054935', 'https://openalex.org/W1988439506', 'https://openalex.org/W1990678913', 'https://openalex.org/W1997156413', 'https://openalex.org/W2002365735', 'https://openalex.org/W2003772024', 'https://openalex.org/W2007338855', 'https://openalex.org/W2010844851', 'https://openalex.org/W2011118413', 'https://openalex.org/W2011693183', 'https://openalex.org/W2019134206', 'https://openalex.org/W2019288531', 'https://openalex.org/W2020632237', 'https://openalex.org/W2020761942', 'https://openalex.org/W2022134220', 'https://openalex.org/W2023781804', 'https://openalex.org/W2028148533', 'https://openalex.org/W2029011947', 'https://openalex.org/W2034694001', 'https://openalex.org/W2041382089', 'https://openalex.org/W2047345060', 'https://openalex.org/W2048817324', 'https://openalex.org/W2050034649', 'https://openalex.org/W2050662792', 'https://openalex.org/W2051182183', 'https://openalex.org/W2052998018', 'https://openalex.org/W2058755739', 'https://openalex.org/W2059582602', 'https://openalex.org/W2068004405', 'https://openalex.org/W2072034134', 'https://openalex.org/W2073357645', 'https://openalex.org/W2077412049', 'https://openalex.org/W2082911982', 'https://openalex.org/W2087732686', 'https://openalex.org/W2102169364', 'https://openalex.org/W2102647021', 'https://openalex.org/W2106642021', 'https://openalex.org/W2115405796', 'https://openalex.org/W2128330179', 'https://openalex.org/W2130897218', 'https://openalex.org/W2131770312', 'https://openalex.org/W2132027716', 'https://openalex.org/W2132502623', 'https://openalex.org/W2133288266', 'https://openalex.org/W2134588598', 'https://openalex.org/W2137981262', 'https://openalex.org/W2145866146', 'https://openalex.org/W2146697425', 'https://openalex.org/W2149492218', 'https://openalex.org/W2161770569', 'https://openalex.org/W2162531197', 'https://openalex.org/W2165472455', 'https://openalex.org/W2165692895', 'https://openalex.org/W2170954534', 'https://openalex.org/W2172265126', 'https://openalex.org/W2173821274', 'https://openalex.org/W2178080210', 'https://openalex.org/W2230739434', 'https://openalex.org/W2327644337', 'https://openalex.org/W3037311537', 'https://openalex.org/W3098900231', 'https://openalex.org/W3103514459', 'https://openalex.org/W3105083205', 'https://openalex.org/W3106240158'], 'related_works': ['https://openalex.org/W4392488577', 'https://openalex.org/W4285667186', 'https://openalex.org/W4224493713', 'https://openalex.org/W3104583724', 'https://openalex.org/W3100436403', 'https://openalex.org/W2623373108', 'https://openalex.org/W2222046874', 'https://openalex.org/W2160247550', 'https://openalex.org/W2082911982', 'https://openalex.org/W2053393150'], 'abstract_inverted_index': {'In': [0, 108, 140], 'this': [1, 82, 109, 116], 'paper,': [2], 'we': [3, 79, 111, 144], 'explore': [4], 'higher-dimensional': [5], 'asymptotically': [6], 'flat': [7], 'wormhole': [8, 48, 97, 148, 164], 'geometries': [9], 'in': [10, 159], 'the': [11, 19, 22, 54, 62, 74, 96, 104, 121, 128, 133, 152, 155, 160, 163], 'framework': [12], 'of': [13, 21, 38, 65, 154, 162], 'Gauss-Bonnet': [14, 75], '(GB)': [15], 'gravity': [16], 'and': [17, 32, 56, 71, 99, 118, 138], 'investigate': [18], 'effects': [20], 'GB': [23], 'term,': [24], 'by': [25, 33, 44], 'considering': [26], 'a': [27, 35, 88, 113], 'specific': [28, 124], 'radial-dependent': [29], 'redshift': [30], 'function': [31], 'imposing': [34], 'particular': [36], 'equation': [37], 'state.': [39], 'This': [40], 'work': [41], 'is': [42, 61, 73, 84, 92], 'motivated': [43], 'previous': [45], 'assumptions': [46], 'that': [47, 81, 91, 126], 'solutions': [49, 125, 149], 'were': [50], 'not': [51], 'possible': [52], 'for': [53, 120, 136], '$k=1$': [55, 137], '$\\ensuremath{\\alpha}<0$': [57], 'case,': [58], 'where': [59], '$k$': [60], 'sectional': [63], 'curvature': [64], 'an': [66], '$(n\\ensuremath{-}2)$-dimensional': [67], 'maximally': [68], 'symmetric': [69], 'space,': [70], '$\\ensuremath{\\alpha}$': [72], 'coupling': [76], 'constant.': [77], 'However,': [78], 'emphasize': [80], 'discussion': [83], 'purely': [85], 'based': [86], 'on': [87], 'nontrivial': [89], 'assumption': [90], 'only': [93], 'valid': [94], 'at': [95], 'throat,': [98], 'cannot': [100], 'be': [101], 'extended': [102], 'to': [103, 115, 142], 'entire': [105, 134], 'radial-coordinate': [106], 'range.': [107], 'work,': [110], 'provide': [112], 'counterexample': [114], 'claim,': [117], 'find': [119], 'first': [122], 'time': [123], 'satisfy': [127], 'weak': [129, 156], 'energy': [130, 157], 'condition': [131, 158], 'throughout': [132], 'spacetime,': [135], '$\\ensuremath{\\alpha}<0$.': [139], 'addition': [141], 'this,': [143], 'also': [145], 'present': [146], 'other': [147], 'which': [150], 'alleviate': [151], 'violation': [153], 'vicinity': [161], 'throat.': [165]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2002073219', 'counts_by_year': [{'year': 2024, 'cited_by_count': 29}, {'year': 2023, 'cited_by_count': 29}, {'year': 2022, 'cited_by_count': 16}, {'year': 2021, 'cited_by_count': 23}, {'year': 2020, 'cited_by_count': 22}, {'year': 2019, 'cited_by_count': 19}, {'year': 2018, 'cited_by_count': 36}, {'year': 2017, 'cited_by_count': 8}, {'year': 2016, 'cited_by_count': 9}, {'year': 2015, 'cited_by_count': 8}], 'updated_date': '2025-01-07T23:38:27.386627', 'created_date': '2016-06-24'}