{"id":"https://openalex.org/W7223350587","doi":"https://doi.org/10.48550/arxiv.2610.31300","title":"Breaking the symmetry: X-ray polarization from a spreading layer on a tilted weakly magnetized neutron star","display_name":"Breaking the symmetry: X-ray polarization from a spreading layer on a tilted weakly magnetized neutron star","publication_year":2026,"publication_date":"2026-10-22","ids":{"openalex":"https://openalex.org/W7223350587","doi":"https://doi.org/10.48550/arxiv.2610.31300"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2610.31300","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.31300","pdf_url":"https://arxiv.org/pdf/2610.31300","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"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2610.31300","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5021142593","display_name":"Anna Bobrikova","orcid":"https://orcid.org/0009-0009-3183-9742","observed_orcids":["https://orcid.org/0009-0009-3183-9742"]},"institutions":[{"id":"https://openalex.org/I155660961","display_name":"University of Turku","ror":"https://ror.org/05vghhr25","country_code":"FI","type":"education","lineage":["https://openalex.org/I155660961"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Bobrikova, Anna","raw_affiliation_strings":["Department of Physics and Astronomy , FI-20014 University of Turku , Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , FI-20014 University of Turku , Finland","institution_ids":["https://openalex.org/I155660961"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089180875","display_name":"Alexandra Veledina","orcid":"https://orcid.org/0000-0002-5767-7253","observed_orcids":["https://orcid.org/0000-0002-5767-7253"]},"institutions":[{"id":"https://openalex.org/I155660961","display_name":"University of Turku","ror":"https://ror.org/05vghhr25","country_code":"FI","type":"education","lineage":["https://openalex.org/I155660961"]},{"id":"https://openalex.org/I161593684","display_name":"Stockholm University","ror":"https://ror.org/05f0yaq80","country_code":"SE","type":"education","lineage":["https://openalex.org/I161593684"]},{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["FI","SE"],"is_corresponding":false,"raw_author_name":"Veledina, Alexandra","raw_affiliation_strings":["Department of Physics and Astronomy , FI-20014 University of Turku , Finland","Nordita , Stockholm University and KTH Royal Institute of Technology , Hannes Alfv\u00e9ns v\u00e4g 12 , SE-10691 Stockholm , Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , FI-20014 University of Turku , Finland","institution_ids":["https://openalex.org/I155660961"]},{"raw_affiliation_string":"Nordita , Stockholm University and KTH Royal Institute of Technology , Hannes Alfv\u00e9ns v\u00e4g 12 , SE-10691 Stockholm , Sweden","institution_ids":["https://openalex.org/I161593684","https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007390660","display_name":"Juri Poutanen","orcid":"https://orcid.org/0000-0002-0983-0049","observed_orcids":["https://orcid.org/0000-0002-0983-0049"]},"institutions":[{"id":"https://openalex.org/I155660961","display_name":"University of Turku","ror":"https://ror.org/05vghhr25","country_code":"FI","type":"education","lineage":["https://openalex.org/I155660961"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Poutanen, Juri","raw_affiliation_strings":["Department of Physics and Astronomy , FI-20014 University of Turku , Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics and Astronomy , FI-20014 University of Turku , Finland","institution_ids":["https://openalex.org/I155660961"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085048116","display_name":"Vladislav Loktev","orcid":"https://orcid.org/0000-0001-6894-871X","observed_orcids":["https://orcid.org/0000-0001-6894-871X"]},"institutions":[{"id":"https://openalex.org/I84884186","display_name":"Newcastle University","ror":"https://ror.org/01kj2bm70","country_code":"GB","type":"education","lineage":["https://openalex.org/I84884186"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Loktev, Vladislav","raw_affiliation_strings":["School of Mathematics, Statistics, and Physics , Newcastle University , Newcastle upon Tyne NE1 7RU , UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Mathematics, Statistics, and Physics , Newcastle University , Newcastle upon Tyne NE1 7RU , UK","institution_ids":["https://openalex.org/I84884186"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"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":false,"primary_topic":{"id":"https://openalex.org/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.9740999937057495,"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.9740999937057495,"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":0.02160000056028366,"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":0.000699999975040555,"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/x-ray-polarization","display_name":"X-ray polarization","score":0.9779999852180481},{"id":"https://openalex.org/keywords/weakly-magnetized-neutron-stars","display_name":"weakly magnetized neutron stars","score":0.9010000228881836},{"id":"https://openalex.org/keywords/x-ray-binaries","display_name":"X-ray binaries","score":0.7409999966621399},{"id":"https://openalex.org/keywords/imaging-x-ray-polarimetry-explorer","display_name":"IXPE","score":0.5170000195503235},{"id":"https://openalex.org/keywords/analytical-model","display_name":"analytical model","score":0.3919999897480011}],"concepts":[{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.9031000137329102},{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.7580999732017517},{"id":"https://openalex.org/C192887742","wikidata":"https://www.wikidata.org/wiki/Q4202","display_name":"Neutron star","level":2,"score":0.7354999780654907},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7333999872207642},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.6488000154495239},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.45410001277923584},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.3939000070095062},{"id":"https://openalex.org/C152568617","wikidata":"https://www.wikidata.org/wiki/Q2348","display_name":"Neutron","level":2,"score":0.38429999351501465},{"id":"https://openalex.org/C182283691","wikidata":"https://www.wikidata.org/wiki/Q978297","display_name":"Binary system","level":3,"score":0.35420000553131104},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.34150001406669617},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.33070001006126404},{"id":"https://openalex.org/C110363677","wikidata":"https://www.wikidata.org/wiki/Q4360","display_name":"Pulsar","level":2,"score":0.3043999969959259},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.2992999851703644},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.2930999994277954},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.274399995803833},{"id":"https://openalex.org/C193786831","wikidata":"https://www.wikidata.org/wiki/Q50053","display_name":"Binary star","level":3,"score":0.27250000834465027},{"id":"https://openalex.org/C195475122","wikidata":"https://www.wikidata.org/wiki/Q2105737","display_name":"Position angle","level":3,"score":0.26170000433921814}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2610.31300","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.31300","pdf_url":"https://arxiv.org/pdf/2610.31300","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":"doi:10.48550/arxiv.2610.31300","doi":"https://doi.org/10.48550/arxiv.2610.31300","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.31300","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2610.31300","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.31300","pdf_url":"https://arxiv.org/pdf/2610.31300","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":[{"id":"https://openalex.org/G4924910494","display_name":null,"funder_award_id":"00240328","funder_id":"https://openalex.org/F4320321726","funder_display_name":"Suomen Kulttuurirahasto"}],"funders":[{"id":"https://openalex.org/F4320321726","display_name":"Suomen Kulttuurirahasto","ror":"https://ror.org/027xav248"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7223350587.pdf","grobid_xml":"https://content.openalex.org/works/W7223350587.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4391376920","https://openalex.org/W4408904189","https://openalex.org/W4405431796","https://openalex.org/W4281873433","https://openalex.org/W4404894665","https://openalex.org/W4318997029","https://openalex.org/W7095977945","https://openalex.org/W7096970673","https://openalex.org/W2552131240","https://openalex.org/W4307286520"],"abstract_inverted_index":{"When":[0],"modeling":[1],"the":[2,13,17,25,35,38,47,56,68,76,91,111,117,123,126,145,158,164],"emission":[3,95],"from":[4,97],"an":[5,87,102],"X-ray":[6,51,58,151],"binary":[7,26,39,77],"system,":[8],"we":[9,85,141],"often":[10,29],"assume":[11],"that":[12,23],"rotational":[14,71],"axis":[15,72,78],"of":[16,24,37,50,63,67,94,119,122,128,144,163],"compact":[18],"object":[19],"is":[20,41],"aligned":[21,138],"with":[22,73,135,154],"system.":[27],"While":[28],"considered":[30],"irrelevant":[31],"for":[32,43,90,137,160],"spectroscopic":[33],"observations,":[34],"orientation":[36],"system":[40,124],"crucial":[42],"polarimetric":[44,52,92,113,152],"properties.":[45],"With":[46],"recent":[48,148],"advent":[49],"observations":[53,153],"enabled":[54],"by":[55],"Imaging":[57],"Polarimetry":[59],"Explorer":[60],"(IXPE),":[61],"indications":[62],"a":[64,98],"possible":[65],"misalignment":[66],"neutron":[69,106],"star":[70,107],"respect":[74],"to":[75,147],"have":[79],"been":[80],"reported.":[81],"Following":[82],"these":[83],"indications,":[84],"present":[86],"analytical":[88],"model":[89,146],"properties":[93,114],"arising":[96],"spreading":[99],"layer":[100],"on":[101,125],"inclined":[103],"weakly":[104],"magnetized":[105],"(WMNS).":[108],"We":[109,131],"discuss":[110,142],"expected":[112],"and":[115,149,156],"study":[116],"impact":[118],"geometrical":[120],"parameters":[121],"polarization":[127],"WMNS":[129],"emission.":[130],"compare":[132],"our":[133],"results":[134],"those":[136],"systems.":[139],"Finally,":[140],"applications":[143],"upcoming":[150],"IXPE":[155],"mention":[157],"suggestions":[159],"further":[161],"development":[162],"model.":[165]},"counts_by_year":[],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2026-10-24T00:00:00"}