{"id":"https://openalex.org/W7225790519","doi":"https://doi.org/10.5281/zenodo.24129835","title":"Neutron Decay Length at 10^20 eV and the Question of Galactic Escape","display_name":"Neutron Decay Length at 10^20 eV and the Question of Galactic Escape","publication_year":2026,"publication_date":"2026-11-11","ids":{"openalex":"https://openalex.org/W7225790519","doi":"https://doi.org/10.5281/zenodo.24129835"},"language":"en","primary_location":{"id":"doi:10.5281/zenodo.24129835","doi":"https://doi.org/10.5281/zenodo.24129835","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24129835","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"JournalArticle"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5281/zenodo.24129835","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5161362375","display_name":"William Alexander Aldred","orcid":"https://orcid.org/0009-0000-1215-577X","observed_orcids":["https://orcid.org/0009-0000-1215-577X"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Aldred, William Alexander","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0000-1215-577X","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5161362375"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10818","display_name":"Astrophysics and Cosmic Phenomena","score":0.9624000191688538,"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/T10818","display_name":"Astrophysics and Cosmic Phenomena","score":0.9624000191688538,"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/T10921","display_name":"Neutrino Physics Research","score":0.009700000286102295,"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/T10048","display_name":"Particle physics theoretical and experimental studies","score":0.007000000216066837,"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":[],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8424999713897705},{"id":"https://openalex.org/C152568617","wikidata":"https://www.wikidata.org/wiki/Q2348","display_name":"Neutron","level":2,"score":0.6947000026702881},{"id":"https://openalex.org/C55047584","wikidata":"https://www.wikidata.org/wiki/Q1834115","display_name":"Intergalactic travel","level":4,"score":0.6420000195503235},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.5289000272750854},{"id":"https://openalex.org/C555520305","wikidata":"https://www.wikidata.org/wiki/Q321","display_name":"Milky Way","level":3,"score":0.5067999958992004},{"id":"https://openalex.org/C92919768","wikidata":"https://www.wikidata.org/wiki/Q185918","display_name":"Time dilation","level":3,"score":0.45719999074935913},{"id":"https://openalex.org/C111309251","wikidata":"https://www.wikidata.org/wiki/Q11547","display_name":"Cosmic ray","level":2,"score":0.4058000147342682},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.3813000023365021},{"id":"https://openalex.org/C153336213","wikidata":"https://www.wikidata.org/wiki/Q898923","display_name":"Neutron emission","level":4,"score":0.37560001015663147},{"id":"https://openalex.org/C86135176","wikidata":"https://www.wikidata.org/wiki/Q191632","display_name":"Decay energy","level":4,"score":0.3337000012397766},{"id":"https://openalex.org/C180188523","wikidata":"https://www.wikidata.org/wiki/Q574576","display_name":"Exponential decay","level":2,"score":0.33070001006126404},{"id":"https://openalex.org/C201941533","wikidata":"https://www.wikidata.org/wiki/Q188721","display_name":"Annihilation","level":2,"score":0.31929999589920044},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.30799999833106995},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.3070000112056732},{"id":"https://openalex.org/C27251351","wikidata":"https://www.wikidata.org/wiki/Q1969703","display_name":"Neutron temperature","level":3,"score":0.28780001401901245},{"id":"https://openalex.org/C187970030","wikidata":"https://www.wikidata.org/wiki/Q1185086","display_name":"Background radiation","level":3,"score":0.2824999988079071},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.2818000018596649},{"id":"https://openalex.org/C181833780","wikidata":"https://www.wikidata.org/wiki/Q926734","display_name":"Neutron source","level":3,"score":0.28040000796318054},{"id":"https://openalex.org/C7910260","wikidata":"https://www.wikidata.org/wiki/Q11523","display_name":"Gamma ray","level":2,"score":0.27950000762939453},{"id":"https://openalex.org/C172911342","wikidata":"https://www.wikidata.org/wiki/Q3044545","display_name":"Delayed neutron","level":4,"score":0.2687000036239624},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.2639000117778778},{"id":"https://openalex.org/C20381300","wikidata":"https://www.wikidata.org/wiki/Q11448","display_name":"Radioactive decay","level":2,"score":0.25999999046325684},{"id":"https://openalex.org/C124369789","wikidata":"https://www.wikidata.org/wiki/Q599404","display_name":"Lorentz factor","level":3,"score":0.25920000672340393}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5281/zenodo.24129835","doi":"https://doi.org/10.5281/zenodo.24129835","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24129835","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"JournalArticle"},{"id":"doi:10.5281/zenodo.24129836","doi":"https://doi.org/10.5281/zenodo.24129836","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24129836","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"JournalArticle"}],"best_oa_location":{"id":"doi:10.5281/zenodo.24129835","doi":"https://doi.org/10.5281/zenodo.24129835","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.24129835","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"JournalArticle"},"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":[],"abstract_inverted_index":{"A":[0],"free":[1],"neutron":[2,44],"is":[3,37],"unstable,":[4],"but":[5],"at":[6,30,45],"ultra-high":[7],"energy":[8,47,108],"time":[9],"dilation":[10],"turns":[11],"it":[12],"into":[13,72],"a":[14,18,25,43,60,117,148],"long-range":[15],"messenger.":[16],"With":[17],"rest-frame":[19],"lifetime":[20,140],"of":[21,28,63],"879.4":[22],"seconds":[23],"and":[24,69,99,145],"Lorentz":[26],"factor":[27],"1.064e+11":[29],"1e20":[31],"eV,":[32],"the":[33,49,67,80,92,106,126,132,139,142],"mean":[34],"decay":[35,61,81,122,133],"length":[36,82],"9.093e-01":[38],"megaparsecs,":[39],"or":[40,141],"9.093e+02":[41],"kiloparsecs:":[42],"this":[46],"crosses":[48],"entire":[50],"Milky":[51],"Way,":[52],"whose":[53,121],"disk":[54],"spans":[55],"some":[56],"twenty":[57],"kiloparsecs,":[58,86],"with":[59],"probability":[62],"only":[64,130],"2.175e-02":[65],"along":[66],"way,":[68],"typically":[70],"survives":[71],"intergalactic":[73,102],"space":[74],"before":[75],"decaying.":[76],"At":[77],"1e19":[78],"eV":[79],"falls":[83],"to":[84,88],"9.093e+01":[85],"comparable":[87],"galactic":[89,97],"scales,":[90],"so":[91],"transition":[93],"between":[94],"neutrons":[95,100],"as":[96,101],"prisoners":[98],"travellers":[103],"sits":[104],"inside":[105],"observed":[107],"range.":[109],"Neutrons":[110],"produced":[111],"in":[112],"source":[113,127],"interactions":[114],"therefore":[115],"constitute":[116],"neutral,":[118],"undeflected":[119],"component":[120],"protons":[123],"arrive":[124],"from":[125],"direction":[128],"smeared":[129],"by":[131],"position.":[134],"No":[135],"density-bound":[136],"effect":[137],"alters":[138],"dilation.":[143],"Simulated":[144],"computed;":[146],"not":[147],"measurement.":[149]},"counts_by_year":[],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2026-11-12T00:00:00"}