{"id":"https://openalex.org/W7212022948","doi":"https://doi.org/10.48550/arxiv.2609.06454","title":"Energy-scalable single-burst attosecond emission at kiloelectronvolt photon energies","display_name":"Energy-scalable single-burst attosecond emission at kiloelectronvolt photon energies","publication_year":2026,"publication_date":"2026-09-06","ids":{"openalex":"https://openalex.org/W7212022948","doi":"https://doi.org/10.48550/arxiv.2609.06454"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.06454","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.06454","pdf_url":"https://arxiv.org/pdf/2609.06454","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/2609.06454","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027222721","display_name":"Kaito Nishimiya","orcid":"https://orcid.org/0000-0002-2403-1499","observed_orcids":["https://orcid.org/0000-0002-2403-1499"]},"institutions":[{"id":"https://openalex.org/I4210165842","display_name":"RIKEN Center for Advanced Photonics","ror":"https://ror.org/05vmjks78","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652","https://openalex.org/I4210165842"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nishimiya, Kaito","raw_affiliation_strings":["Extreme Photonics Research Team , RIKEN Center for Advanced Photonics , RIKEN , 2-1 Hirosawa , Wako , Saitama 351-0198 , Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Extreme Photonics Research Team , RIKEN Center for Advanced Photonics , RIKEN , 2-1 Hirosawa , Wako , Saitama 351-0198 , Japan","institution_ids":["https://openalex.org/I4210165842"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025772905","display_name":"Eiji J. Takahashi","orcid":"https://orcid.org/0000-0003-1672-1171","observed_orcids":["https://orcid.org/0000-0003-1672-1171"]},"institutions":[{"id":"https://openalex.org/I4210165842","display_name":"RIKEN Center for Advanced Photonics","ror":"https://ror.org/05vmjks78","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652","https://openalex.org/I4210165842"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takahashi, Eiji J.","raw_affiliation_strings":["Extreme Photonics Research Team , RIKEN Center for Advanced Photonics , RIKEN , 2-1 Hirosawa , Wako , Saitama 351-0198 , Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Extreme Photonics Research Team , RIKEN Center for Advanced Photonics , RIKEN , 2-1 Hirosawa , Wako , Saitama 351-0198 , Japan","institution_ids":["https://openalex.org/I4210165842"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210165842"],"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/T10566","display_name":"Laser-Matter Interactions and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T10566","display_name":"Laser-Matter Interactions and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T11183","display_name":"Advanced X-ray Imaging Techniques","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"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/T11733","display_name":"X-ray Spectroscopy and Fluorescence Analysis","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"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/carrier-envelope-phase-control","display_name":"carrier-envelope phase control","score":0.9169999957084656},{"id":"https://openalex.org/keywords/high-harmonic-generation","display_name":"high harmonic generation","score":0.9070000052452087},{"id":"https://openalex.org/keywords/phase-matching","display_name":"phase matching","score":0.7170000076293945},{"id":"https://openalex.org/keywords/soft-x-ray-absorption-spectroscopy","display_name":"soft X-ray absorption spectroscopy","score":0.9300000071525574},{"id":"https://openalex.org/keywords/o-k-edge","display_name":"O K-edge","score":0.6729999780654907},{"id":"https://openalex.org/keywords/magnetic-materials","display_name":"magnetic materials","score":0.4449999928474426},{"id":"https://openalex.org/keywords/strongly-correlated-systems","display_name":"strongly correlated systems","score":0.765999972820282},{"id":"https://openalex.org/keywords/attosecond-spectroscopy","display_name":"attosecond spectroscopy","score":0.7229999899864197}],"concepts":[{"id":"https://openalex.org/C143357915","wikidata":"https://www.wikidata.org/wiki/Q2483628","display_name":"Attosecond","level":4,"score":0.9704999923706055},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8080999851226807},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.6011000275611877},{"id":"https://openalex.org/C159317903","wikidata":"https://www.wikidata.org/wiki/Q3198","display_name":"Photon","level":2,"score":0.5893999934196472},{"id":"https://openalex.org/C32891209","wikidata":"https://www.wikidata.org/wiki/Q483666","display_name":"Spectroscopy","level":2,"score":0.5679000020027161},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.430400013923645},{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.42179998755455017},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3544999957084656},{"id":"https://openalex.org/C146024833","wikidata":"https://www.wikidata.org/wiki/Q1385457","display_name":"Extreme ultraviolet","level":3,"score":0.3368000090122223},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.31700000166893005},{"id":"https://openalex.org/C83581075","wikidata":"https://www.wikidata.org/wiki/Q1361503","display_name":"Excitation","level":2,"score":0.3156000077724457},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.31209999322891235},{"id":"https://openalex.org/C2780167933","wikidata":"https://www.wikidata.org/wiki/Q1550652","display_name":"Pulse (music)","level":3,"score":0.3118000030517578},{"id":"https://openalex.org/C2778785133","wikidata":"https://www.wikidata.org/wiki/Q25303639","display_name":"Photon energy","level":3,"score":0.30880001187324524},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.3073999881744385},{"id":"https://openalex.org/C125287762","wikidata":"https://www.wikidata.org/wiki/Q1758948","display_name":"Absorption (acoustics)","level":2,"score":0.2928999960422516},{"id":"https://openalex.org/C546029482","wikidata":"https://www.wikidata.org/wiki/Q560","display_name":"Helium","level":2,"score":0.27300000190734863},{"id":"https://openalex.org/C102755159","wikidata":"https://www.wikidata.org/wiki/Q7259683","display_name":"Pulse shaping","level":3,"score":0.27129998803138733},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.26930001378059387},{"id":"https://openalex.org/C96141758","wikidata":"https://www.wikidata.org/wiki/Q216817","display_name":"Emission spectrum","level":3,"score":0.2515000104904175},{"id":"https://openalex.org/C119824511","wikidata":"https://www.wikidata.org/wiki/Q13553575","display_name":"Absorption spectroscopy","level":2,"score":0.2506999969482422}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.06454","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.06454","pdf_url":"https://arxiv.org/pdf/2609.06454","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.2609.06454","doi":"https://doi.org/10.48550/arxiv.2609.06454","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.06454","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":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2609.06454","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.06454","pdf_url":"https://arxiv.org/pdf/2609.06454","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/G207224403","display_name":null,"funder_award_id":"JPMXS 0118068681","funder_id":"https://openalex.org/F4320320912","funder_display_name":"Ministry of Education, Culture, Sports, Science and Technology"}],"funders":[{"id":"https://openalex.org/F4320320912","display_name":"Ministry of Education, Culture, Sports, Science and Technology","ror":"https://ror.org/048rj2z13"},{"id":"https://openalex.org/F4320335125","display_name":"RIKEN","ror":"https://ror.org/01sjwvz98"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7212022948.pdf","grobid_xml":"https://content.openalex.org/works/W7212022948.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2765116967","https://openalex.org/W2765166335","https://openalex.org/W2337042264","https://openalex.org/W2800482566","https://openalex.org/W2991077692","https://openalex.org/W1993578523","https://openalex.org/W2089585454","https://openalex.org/W2926951606","https://openalex.org/W3111150090","https://openalex.org/W2741726665"],"abstract_inverted_index":{"Attosecond":[0],"soft-X-ray":[1,106,145,193],"pulses":[2,53],"at":[3],"kiloelectronvolt":[4],"photon":[5,66],"energies":[6,67],"would":[7],"provide":[8],"direct":[9],"access":[10],"to":[11,48,87],"the":[12,41,88,120,129,137,149,159],"L-edges":[13],"of":[14,20,131,139,182,198],"transition":[15],"metals,":[16],"enabling":[17],"element-specific":[18],"studies":[19],"charge,":[21],"spin,":[22],"and":[23,68,153,162,187,201],"orbital":[24],"dynamics":[25],"on":[26],"their":[27],"intrinsic":[28],"timescales.":[29],"However,":[30],"attosecond":[31,70,133,196],"emission":[32],"in":[33,95],"this":[34,75],"spectral":[35,115],"region":[36],"has":[37,61],"remained":[38],"elusive":[39],"because":[40],"only":[42],"phase-matched":[43,92],"keV":[44,65,184,192],"high-harmonic":[45,185],"source":[46],"demonstrated":[47],"date":[49],"employed":[50],"multicycle":[51],"driving":[52],"without":[54],"carrier-envelope-phase":[55],"(CEP)":[56],"control.":[57],"A":[58],"long-standing":[59],"gap":[60,76],"therefore":[62],"persisted":[63],"between":[64],"CEP-controlled":[69,191],"emission.":[71],"Here,":[72],"we":[73,103,112,142],"bridge":[74],"using":[77],"a":[78,189],"CEP-stabilized":[79],"mid-infrared":[80],"laser":[81],"system":[82],"with":[83,128,172],"pulse":[84],"durations":[85],"tunable":[86],"sub-cycle":[89],"regime.":[90],"Through":[91],"highharmonic":[93],"generation":[94,130],"low-pressure":[96,173],"neutral":[97],"helium":[98],"under":[99],"meter-scale":[100,169],"loose-focusing":[101],"conditions,":[102],"generate":[104],"coherent":[105],"continua":[107],"reaching":[108],"1.2":[109],"keV.":[110],"Crucially,":[111],"observe":[113],"CEP-dependent":[114],"modulation":[116],"that":[117],"reaches":[118],"into":[119],"transition-metal":[121],"L-edge":[122],"region,":[123],"providing":[124],"experimental":[125],"evidence":[126],"consistent":[127],"isolated":[132],"pulses.":[134],"To":[135],"demonstrate":[136],"capabilities":[138],"our":[140,176],"source,":[141],"perform":[143],"broadband":[144],"absorption":[146],"spectroscopy":[147,197],"spanning":[148],"Ti,":[150],"Fe,":[151],"Co,":[152],"Ni":[154],"L-edges,":[155],"as":[156,158],"well":[157],"O":[160],"K-edge,":[161],"resolve":[163],"near-edge":[164],"fine":[165],"structures.":[166],"By":[167],"combining":[168],"loose":[170],"focusing":[171],"phase":[174],"matching,":[175],"approach":[177],"addresses":[178],"key":[179],"energy-scaling":[180],"limitations":[181],"previous":[183],"sources":[186],"establishes":[188],"phase-matched,":[190],"platform":[194],"for":[195],"magnetic,":[199],"quantum,":[200],"strongly":[202],"correlated":[203],"materials.":[204]},"counts_by_year":[],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2026-09-10T00:00:00"}
