{"created":"2023-05-15T14:37:36.087451+00:00","id":48503,"links":{},"metadata":{"_buckets":{"deposit":"7df5d83d-13b4-485d-a0fd-3ea0c8028525"},"_deposit":{"created_by":1,"id":"48503","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"48503"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00048503","sets":["1"]},"author_link":["487600","487601"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2017-08","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"8","bibliographicPageEnd":"083104-11","bibliographicPageStart":"083104-1","bibliographicVolumeNumber":"24","bibliographic_titles":[{"bibliographic_title":"Physics of Plasmas"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"Ion acceleration using a laser pulse irradiating a thin disk target is examined\nusing three-dimensional and two-dimensional particle-in-cell simulations.\nA laser pulse of $620$ TW, with an intensity of $5\\times 10^{21}$ W/cm$^{2}$\nand a duration of $27$ fs is irradiated on to a double-layer target.\nSimulations are performed by varying the ion density, i.e., electron density,\nof the first layer with a fixed areal mass density.\nIt is shown that the obtained proton energy increases dramatically for\na certain density of the first layer,\nwhich is made of a material having a small mass over charge ratio, ``light'' material, such as carbon; that is, the Coulomb explosion of the target and radiation pressure acceleration act effectively above a certain density. Moreover, even for the same electron density, the reflection of the laser pulse\nfrom the first layer is small for a ``light'' material.","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"American Institute of Physics"}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1063/1.4995265 ","subitem_relation_type_select":"DOI"}}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"守田, 利昌"}],"nameIdentifiers":[{"nameIdentifier":"487600","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"守田 利昌","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"487601","nameIdentifierScheme":"WEKO"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Proton energy behavior by variation of the target density in laser acceleration","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Proton energy behavior by variation of the target density in laser acceleration"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2018-02-14"},"publish_date":"2018-02-14","publish_status":"0","recid":"48503","relation_version_is_last":true,"title":["Proton energy behavior by variation of the target density in laser acceleration"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T23:27:21.461655+00:00"}