{"id":"https://openalex.org/W7097274763","doi":null,"title":"Astrophysical Tests of Lorentz Symmetry in","display_name":"Astrophysical Tests of Lorentz Symmetry in","publication_year":2002,"publication_date":"2002-01-01","ids":{"openalex":"https://openalex.org/W7097274763"},"language":"en","primary_location":{"id":"pmh:oai:CiteSeerX.psu:10.1.1.344.7965","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.344.7965","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/hep-ph/0212157v1.pdf","raw_type":"text"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5024509595","display_name":"Matthew Mewes","orcid":"https://orcid.org/0000-0001-9135-4661","observed_orcids":["https://orcid.org/0000-0001-9135-4661"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Matthew Mewes","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5024509595"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":{"id":"https://openalex.org/T11415","display_name":"Noncommutative and Quantum Gravity Theories","score":0.9990000128746033,"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"}},"topics":[{"id":"https://openalex.org/T11415","display_name":"Noncommutative and Quantum Gravity Theories","score":0.9990000128746033,"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"}},{"id":"https://openalex.org/T10095","display_name":"Cosmology and Gravitation Theories","score":9.999999747378752e-05,"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/T10818","display_name":"Astrophysics and Cosmic Phenomena","score":9.999999747378752e-05,"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/lorentz-violation","display_name":"Lorentz violation","score":0.9800000190734863},{"id":"https://openalex.org/keywords/electrodynamics","display_name":"electrodynamics","score":0.8690000176429749},{"id":"https://openalex.org/keywords/cosmological-constraints","display_name":"cosmological constraints","score":0.593999981880188},{"id":"https://openalex.org/keywords/cpt-violation","display_name":"CPT violation","score":0.5899999737739563},{"id":"https://openalex.org/keywords/modified-dispersion-relations","display_name":"modified dispersion relations","score":0.5329999923706055}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8633999824523926},{"id":"https://openalex.org/C5667645","wikidata":"https://www.wikidata.org/wiki/Q217255","display_name":"Lorentz transformation","level":2,"score":0.6596999764442444},{"id":"https://openalex.org/C71993908","wikidata":"https://www.wikidata.org/wiki/Q1093427","display_name":"Lorentz covariance","level":3,"score":0.5396999716758728},{"id":"https://openalex.org/C534381523","wikidata":"https://www.wikidata.org/wiki/Q752174","display_name":"Astroparticle physics","level":3,"score":0.49380001425743103},{"id":"https://openalex.org/C33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","level":1,"score":0.4812000095844269},{"id":"https://openalex.org/C26405456","wikidata":"https://www.wikidata.org/wiki/Q338","display_name":"Cosmology","level":2,"score":0.4778999984264374},{"id":"https://openalex.org/C2779886137","wikidata":"https://www.wikidata.org/wiki/Q21030012","display_name":"Symmetry (geometry)","level":2,"score":0.4350999891757965},{"id":"https://openalex.org/C125743686","wikidata":"https://www.wikidata.org/wiki/Q108779","display_name":"Birefringence","level":2,"score":0.3853999972343445},{"id":"https://openalex.org/C124369789","wikidata":"https://www.wikidata.org/wiki/Q599404","display_name":"Lorentz factor","level":3,"score":0.3837999999523163},{"id":"https://openalex.org/C3079626","wikidata":"https://www.wikidata.org/wiki/Q234881","display_name":"Quantum electrodynamics","level":1,"score":0.3531999886035919},{"id":"https://openalex.org/C51493423","wikidata":"https://www.wikidata.org/wiki/Q2486351","display_name":"Superluminal motion","level":2,"score":0.33079999685287476},{"id":"https://openalex.org/C62583473","wikidata":"https://www.wikidata.org/wiki/Q260060","display_name":"CPT symmetry","level":4,"score":0.3237999975681305},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.31279999017715454},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.30720001459121704},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.2754000127315521},{"id":"https://openalex.org/C52233224","wikidata":"https://www.wikidata.org/wiki/Q44363","display_name":"Fermion","level":2,"score":0.265500009059906},{"id":"https://openalex.org/C12828959","wikidata":"https://www.wikidata.org/wiki/Q1164669","display_name":"One-way speed of light","level":5,"score":0.26499998569488525},{"id":"https://openalex.org/C23134205","wikidata":"https://www.wikidata.org/wiki/Q11455","display_name":"Special relativity","level":3,"score":0.26100000739097595},{"id":"https://openalex.org/C102999125","wikidata":"https://www.wikidata.org/wiki/Q43116","display_name":"Elementary particle","level":2,"score":0.2572000026702881},{"id":"https://openalex.org/C149324446","wikidata":"https://www.wikidata.org/wiki/Q43514","display_name":"Theory of relativity","level":2,"score":0.2563999891281128}],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:CiteSeerX.psu:10.1.1.344.7965","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.344.7965","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/hep-ph/0212157v1.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2001293899","https://openalex.org/W1534155653","https://openalex.org/W2169447547","https://openalex.org/W4245779988","https://openalex.org/W2097143991","https://openalex.org/W3018893502","https://openalex.org/W2509446062","https://openalex.org/W15343398","https://openalex.org/W7096932159","https://openalex.org/W4303436991"],"abstract_inverted_index":{"In":[0],"this":[1],"talk":[2],"presented":[3],"at":[4],"the":[5],"Fourth":[6],"International":[7],"Workshop":[8],"on":[9,19],"New":[10],"Worlds":[11],"in":[12,22],"Astroparticle":[13],"Physics,":[14],"I":[15],"discuss":[16],"recent":[17],"constraints":[18],"Lorentz":[20,41],"violation":[21,42],"electrodynamics.":[23],"The":[24],"observed":[25],"absence":[26],"of":[27,29],"birefringence":[28],"light":[30],"that":[31],"has":[32],"propagated":[33],"over":[34],"cosmological":[35],"distances":[36],"bounds":[37],"some":[38],"coefficients":[39],"for":[40],"to":[43],"2":[44],"\u00d7":[45],"10":[46],"\u221232.":[47],"1":[48]},"counts_by_year":[],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2025-10-27T00:00:00"}