{"id":"https://openalex.org/W2595837590","doi":"https://doi.org/10.1103/physrevlett.80.1605","title":"Observation of a \u03a34He Bound State in the H4e(K\u2212,\u03c0\u2212) Reaction at 600MeV/c","display_name":"Observation of a \u03a34He Bound State in the H4e(K\u2212,\u03c0\u2212) Reaction at 600MeV/c","publication_year":1998,"publication_date":"1998-02-23","ids":{"openalex":"https://openalex.org/W2595837590","doi":"https://doi.org/10.1103/physrevlett.80.1605","mag":"2595837590"},"language":"en","primary_location":{"id":"doi:10.1103/physrevlett.80.1605","doi":"https://doi.org/10.1103/physrevlett.80.1605","is_oa":false,"landing_page_url":"https://doi.org/10.1103/physrevlett.80.1605","pdf_url":null,"source":{"id":"https://openalex.org/S24807848","display_name":"Physical Review Letters","issn_l":"0031-9007","issn":["0031-9007","1079-7114","1092-0145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-2","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review Letters","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"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/A5058942243","display_name":"T. Nagae","orcid":"https://orcid.org/0000-0002-7034-8921","observed_orcids":["https://orcid.org/0000-0002-7034-8921"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Nagae","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077109467","display_name":"T. Miyachi","orcid":"https://orcid.org/0009-0002-8841-5739","observed_orcids":["https://orcid.org/0009-0002-8841-5739"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Miyachi","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048581338","display_name":"Tomokazu Fukuda","orcid":"https://orcid.org/0000-0001-8456-0483","observed_orcids":["https://orcid.org/0000-0001-8456-0483"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Fukuda","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038340369","display_name":"Haruhiko Outa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Outa","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044397718","display_name":"Toru Tamagawa","orcid":"https://orcid.org/0000-0002-8801-6263","observed_orcids":["https://orcid.org/0000-0002-8801-6263"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Tamagawa","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":null,"display_name":"J. Nakano","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"J. Nakano","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062924802","display_name":"R. Hayano","orcid":"https://orcid.org/0000-0002-1214-7806","observed_orcids":["https://orcid.org/0000-0002-1214-7806"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"R. S. Hayano","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","University of Tokyo, Bunkyo, Tokyo 113, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo 113, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047897885","display_name":"Hitomi Tamura","orcid":"https://orcid.org/0009-0002-7888-5550","observed_orcids":["https://orcid.org/0009-0002-7888-5550"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Tamura","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","University of Tokyo, Bunkyo, Tokyo 113, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo 113, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102912735","display_name":"Yuki Shimizu","orcid":"https://orcid.org/0000-0003-0938-3135","observed_orcids":["https://orcid.org/0000-0003-0938-3135"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Y. Shimizu","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","University of Tokyo, Bunkyo, Tokyo 113, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo 113, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113589162","display_name":"K. Kubota","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Kubota","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","University of Tokyo, Bunkyo, Tokyo 113, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"University of Tokyo, Bunkyo, Tokyo 113, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039483796","display_name":"Robert E. Chrien","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I200870766","display_name":"Brookhaven National Laboratory","ror":"https://ror.org/02ex6cf31","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I200870766","https://openalex.org/I39565521","https://openalex.org/I4210142672"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"R. E. Chrien","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Brookhaven National Laboratory, Upton, New York 11973"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Brookhaven National Laboratory, Upton, New York 11973","institution_ids":["https://openalex.org/I200870766"]}]},{"author_position":"middle","author":{"id":null,"display_name":"R. Sutter","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I200870766","display_name":"Brookhaven National Laboratory","ror":"https://ror.org/02ex6cf31","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I200870766","https://openalex.org/I39565521","https://openalex.org/I4210142672"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"R. Sutter","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Brookhaven National Laboratory, Upton, New York 11973"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Brookhaven National Laboratory, Upton, New York 11973","institution_ids":["https://openalex.org/I200870766"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043852381","display_name":"Adam Rusek","orcid":"https://orcid.org/0009-0004-7910-2102","observed_orcids":["https://orcid.org/0009-0004-7910-2102"]},"institutions":[{"id":"https://openalex.org/I200870766","display_name":"Brookhaven National Laboratory","ror":"https://ror.org/02ex6cf31","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I200870766","https://openalex.org/I39565521","https://openalex.org/I4210142672"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"A. Rusek","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Brookhaven National Laboratory, Upton, New York 11973"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Brookhaven National Laboratory, Upton, New York 11973","institution_ids":["https://openalex.org/I200870766"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078691012","display_name":"W. J. Briscoe","orcid":"https://orcid.org/0000-0001-5899-7622","observed_orcids":["https://orcid.org/0000-0001-5899-7622"]},"institutions":[{"id":"https://openalex.org/I193531525","display_name":"George Washington University","ror":"https://ror.org/00y4zzh67","country_code":"US","type":"education","lineage":["https://openalex.org/I193531525"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"W. J. Briscoe","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Brookhaven National Laboratory/the Department of Physics and Center for Nuclear Studies, The George Washington University, Washington, D.C. 20052"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Brookhaven National Laboratory/the Department of Physics and Center for Nuclear Studies, The George Washington University, Washington, D.C. 20052","institution_ids":["https://openalex.org/I193531525"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071709042","display_name":"R. Sawafta","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I35777872","display_name":"North Carolina Agricultural and Technical State University","ror":"https://ror.org/02aze4h65","country_code":"US","type":"education","lineage":["https://openalex.org/I35777872"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"R. Sawafta","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","North Carolina A&T State University, Greensboro, North Carolina 27411"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"North Carolina A&T State University, Greensboro, North Carolina 27411","institution_ids":["https://openalex.org/I35777872"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107876215","display_name":"E.\u2009V. Hungerford","orcid":"https://orcid.org/0000-0003-1078-4526","observed_orcids":["https://orcid.org/0000-0003-1078-4526"]},"institutions":[{"id":"https://openalex.org/I44461941","display_name":"University of Houston","ror":"https://ror.org/048sx0r50","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"E. V. Hungerford","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","University of Houston, Houston, Texas 77204"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"University of Houston, Houston, Texas 77204","institution_ids":["https://openalex.org/I44461941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042599971","display_name":"A. Empl","orcid":"https://orcid.org/0000-0002-9116-2309","observed_orcids":["https://orcid.org/0000-0002-9116-2309"]},"institutions":[{"id":"https://openalex.org/I44461941","display_name":"University of Houston","ror":"https://ror.org/048sx0r50","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"A. Empl","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","University of Houston, Houston, Texas 77204"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"University of Houston, Houston, Texas 77204","institution_ids":["https://openalex.org/I44461941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050913735","display_name":"W. Naing","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I151328261","display_name":"Hampton University","ror":"https://ror.org/05fde5z47","country_code":"US","type":"education","lineage":["https://openalex.org/I151328261"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"W. Naing","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Hampton University, Hampton, Virginia 23668"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Hampton University, Hampton, Virginia 23668","institution_ids":["https://openalex.org/I151328261"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022773181","display_name":"C. Neerman","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]},{"id":"https://openalex.org/I919208787","display_name":"Louisiana Tech University","ror":"https://ror.org/04q9esz89","country_code":"US","type":"education","lineage":["https://openalex.org/I2799628689","https://openalex.org/I919208787"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"C. Neerman","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Department of Physics, Louisiana Tech University, Ruston, Louisiana 71272"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Department of Physics, Louisiana Tech University, Ruston, Louisiana 71272","institution_ids":["https://openalex.org/I919208787"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020718333","display_name":"K. Johnston","orcid":"https://orcid.org/0000-0002-9235-5807","observed_orcids":["https://orcid.org/0000-0002-9235-5807"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]},{"id":"https://openalex.org/I919208787","display_name":"Louisiana Tech University","ror":"https://ror.org/04q9esz89","country_code":"US","type":"education","lineage":["https://openalex.org/I2799628689","https://openalex.org/I919208787"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"K. Johnston","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Department of Physics, Louisiana Tech University, Ruston, Louisiana 71272"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Department of Physics, Louisiana Tech University, Ruston, Louisiana 71272","institution_ids":["https://openalex.org/I919208787"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009850088","display_name":"M. Planini\u0107","orcid":"https://orcid.org/0000-0001-6760-2514","observed_orcids":["https://orcid.org/0000-0001-6760-2514"]},"institutions":[{"id":"https://openalex.org/I181343428","display_name":"University of Zagreb","ror":"https://ror.org/00mv6sv71","country_code":"HR","type":"education","lineage":["https://openalex.org/I181343428"]},{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["HR","JP"],"is_corresponding":false,"raw_author_name":"M. Planinic","raw_affiliation_strings":["Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","Zagreb University, P.O. Box 162 Bijeni\u010dka c. 32, HR-10 004 Zagreb, Croatia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Nuclear Study, University of Tokyo, Tanashi, Tokyo 188, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Zagreb University, P.O. Box 162 Bijeni\u010dka c. 32, HR-10 004 Zagreb, Croatia","institution_ids":["https://openalex.org/I181343428"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3750,"currency":"USD","value_usd":3750},"apc_paid":null,"fwci":4.145,"has_fulltext":false,"cited_by_count":129,"citation_normalized_percentile":{"value":0.94462813,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"80","issue":"8","first_page":"1605","last_page":"1609"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10093","display_name":"Nuclear physics research studies","score":0.9541000127792358,"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/T10093","display_name":"Nuclear physics research studies","score":0.9541000127792358,"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/T10224","display_name":"Quantum Chromodynamics and Particle Interactions","score":0.02459999918937683,"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/T10527","display_name":"High-Energy Particle Collisions Research","score":0.0026000000070780516,"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/hypernuclei","display_name":"hypernuclei","score":0.7020000219345093},{"id":"https://openalex.org/keywords/binding-energy","display_name":"binding energy","score":0.7889999747276306},{"id":"https://openalex.org/keywords/resonance-linewidth","display_name":"resonance width","score":0.6679999828338623},{"id":"https://openalex.org/keywords/stopped-kaons","display_name":"stopped kaons","score":0.6340000033378601}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3553885519504547}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1103/physrevlett.80.1605","doi":"https://doi.org/10.1103/physrevlett.80.1605","is_oa":false,"landing_page_url":"https://doi.org/10.1103/physrevlett.80.1605","pdf_url":null,"source":{"id":"https://openalex.org/S24807848","display_name":"Physical Review Letters","issn_l":"0031-9007","issn":["0031-9007","1079-7114","1092-0145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-2","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physical Review Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W13064262","https://openalex.org/W1488295075","https://openalex.org/W1636962735","https://openalex.org/W1977682288","https://openalex.org/W1980990978","https://openalex.org/W2001700352","https://openalex.org/W2006134564","https://openalex.org/W2044759173","https://openalex.org/W2049041367","https://openalex.org/W2049778008","https://openalex.org/W2062053821","https://openalex.org/W2066042212","https://openalex.org/W2068479679","https://openalex.org/W2092529598","https://openalex.org/W2145887287","https://openalex.org/W2173417653","https://openalex.org/W2951314202","https://openalex.org/W4242146758"],"related_works":["https://openalex.org/W1636962735","https://openalex.org/W2049778008","https://openalex.org/W15282378","https://openalex.org/W2173417653","https://openalex.org/W2216806323","https://openalex.org/W13064262","https://openalex.org/W6907343238","https://openalex.org/W2071868904","https://openalex.org/W144414476","https://openalex.org/W3037605249"],"abstract_inverted_index":{"We":[0],"have":[1,59],"observed":[2],"a":[3],"clear":[4],"peak":[5,46],"below":[6],"the":[7,11,22,25,34,39,50,66,69],"${\\ensuremath{\\Sigma}}^{+}$-production":[8],"threshold":[9],"in":[10,33,38,49],"${}^{4}\\mathrm{He}({K}^{\\ensuremath{-}},{\\ensuremath{\\pi}}^{\\ensuremath{-}})$":[12],"reaction":[13],"at":[14],"$600\\mathrm{MeV}/c$":[15],"and":[16,65,75],"${\\ensuremath{\\theta}}_{K\\ensuremath{\\pi}}{\\phantom{\\rule{0ex}{0ex}}=\\phantom{\\rule{0ex}{0ex}}4}^{\\ensuremath{\\circ}}$.":[17],"This":[18],"is":[19],"confirmation":[20],"of":[21,24,28,41,68],"existence":[23],"bound":[26,70],"state":[27,71],"${}_{\\ensuremath{\\Sigma}}^{4}\\mathrm{He}$,":[29],"which":[30],"was":[31,47],"reported":[32],"${}^{4}\\mathrm{He}(\\mathrm{stopped}{K}^{\\ensuremath{-}},{\\ensuremath{\\pi}}^{\\ensuremath{-}})$":[35],"reaction.":[36],"As":[37],"case":[40],"stopped":[42],"kaons,":[43],"no":[44],"such":[45],"found":[48],"${}^{4}\\mathrm{He}({K}^{\\ensuremath{-}},{\\ensuremath{\\pi}}^{+})$":[51],"spectrum.":[52],"Quantitatively":[53],"reliable":[54],"parameters":[55],"for":[56],"this":[57],"level":[58],"been":[60],"established.":[61],"The":[62],"binding":[63],"energy":[64],"width":[67],"are":[72],"$4.4\\ifmmode\\pm\\else\\textpm\\fi{}0.3(\\mathrm{stat})\\ifmmode\\pm\\else\\textpm\\fi{}1(\\mathrm{syst})$":[73],"MeV":[74],"$7.0\\ifmmode\\pm\\else\\textpm\\fi{}0.7(\\mathrm{stat}{)}_{\\ensuremath{-}0.0}^{+1.2}(\\mathrm{syst})$":[76],"MeV,":[77],"respectively.":[78]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":10},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2017-03-23T00:00:00"}