{"created":"2023-05-15T14:58:50.205150+00:00","id":79816,"links":{},"metadata":{"_buckets":{"deposit":"2194d42e-d5ee-4c2c-a0d0-7e3438adbca3"},"_deposit":{"created_by":1,"id":"79816","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"79816"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00079816","sets":["1"]},"author_link":["863095","863126","863115","863117","863114","863119","863113","863123","863102","863097","863098","863100","863110","863105","863121","863104","863108","863112","863116","863129","863101","863118","863120","863096","863107","863106","863094","863124","863111","863099","863127","863125","863128","863109","863103","863122"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2020-03","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"36","bibliographic_titles":[{"bibliographic_title":"High Energy Density Physics"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"We report on femtosecond petawatt laser pulses at 0.1 Hz that combine both Ti:sapphire chirped-pulse amplification (CPA) and optical parametric CPA (OPCPA) techniques. High temporal contrast of 1012 prior to the main pulse of 10 J output energy has been demonstrated with a cleaned high-energy seeded low gain OPCPA preamplifier. Intensities as high as 1022 W∕cm2 on target have been achieved by focusing a wave-front corrected 0.3 PW laser by adaptive optics and reflective-type optics with an f ∕1.3 off-axis parabolic mirror. We describe the origins of the pre-pulses generated by the post-pulses through non-linear processes and demonstrate the removal of the pre-pulses by switching to optical components with a small wedge angle at our petawatt laser facility. We also briefly introduce some experimental results. Exploration of new regimes in high field science is now possible with the unprecedented laser intensity levels of the J-KAREN-P laser.","subitem_description_type":"Abstract"}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1016/j.hedp.2020.100771","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://www.sciencedirect.com/science/article/abs/pii/S1574181820300495","subitem_relation_type_select":"URI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1574-1818","subitem_source_identifier_type":"ISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only 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