{"_buckets": {"deposit": "de49d22f-931a-4b60-acb7-c67d07ed6f35"}, "_deposit": {"id": "758", "owners": [], "pid": {"revision_id": 0, "type": "recid", "value": "758"}, "status": "published"}, "_oai": {"id": "oai:meral.edu.mm:recid/758", "sets": ["user-um"]}, "communities": ["um"], "control_number": "758", "item_1583103067471": {"attribute_name": "Title", "attribute_value_mlt": [{"subitem_1551255647225": "Observation of a Be double-Lambda hypernucleus in the J-PARC E07 experiment", "subitem_1551255648112": "en"}]}, "item_1583103085720": {"attribute_name": "Description", "attribute_value_mlt": [{"interim": "A double-Λ hypernucleus, ΛΛBe⁠, was observed by the J-PARC E07 Collaboration in nuclear emulsions tagged by the (⁠K−,K+⁠) reaction. This event was interpreted as the production and decay of 10ΛΛBe⁠, 11ΛΛBe⁠, or 12ΛΛBe∗ via Ξ− capture in 16O⁠. By assuming capture in the atomic 3D state, the binding energies of two Λ hyperons (⁠BΛΛ⁠) of these double-Λ hypernuclei are obtained to be 15.05±0.11MeV⁠, 19.07±0.11MeV⁠, and 13.68±0.11MeV⁠, respectively. Based on the kinematic fitting, 11ΛΛBe\r is the most likely explanation for the observed event."}]}, "item_1583103108160": {"attribute_name": "Keywords", "attribute_value_mlt": [{"interim": "double-Lambda"}]}, "item_1583103120197": {"attribute_name": "Files", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_access", "date": [{"dateType": "Available", "dateValue": "2020-05-05"}], "displaytype": "preview", "download_preview_message": "", "file_order": 0, "filename": "Observation of a Be double-Lambda hypernucleus.pdf", "filesize": [{"value": "3056 Kb"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_free", "mimetype": "application/pdf", "size": 3056000.0, "url": {"url": "https://meral.edu.mm/record/758/files/Observation of a Be double-Lambda hypernucleus.pdf"}, "version_id": "badbdef7-3dfb-49e1-b278-3f10d39f8634"}]}, "item_1583103131163": {"attribute_name": "Journal articles", "attribute_value_mlt": [{"subitem_issue": "2", "subitem_journal_title": "Progress of Theoretical and Experimental Physics", "subitem_volume": "2019"}]}, "item_1583103147082": {"attribute_name": "Conference papaers", "attribute_value_mlt": [{}]}, "item_1583103211336": {"attribute_name": "Books/reports/chapters", "attribute_value_mlt": [{}]}, "item_1583103233624": {"attribute_name": "Thesis/dissertations", "attribute_value_mlt": [{"subitem_supervisor(s)": []}]}, "item_1583105942107": {"attribute_name": "Authors", "attribute_value_mlt": [{"subitem_authors": [{"subitem_authors_fullname": "Ekawa, H."}, {"subitem_authors_fullname": "Nakazawa, K."}, {"subitem_authors_fullname": "Khin Than Tint, et.al"}]}]}, "item_1583108359239": {"attribute_name": "Upload type", "attribute_value_mlt": [{"interim": "Publication"}]}, "item_1583108428133": {"attribute_name": "Publication type", "attribute_value_mlt": [{"interim": "Journal article"}]}, "item_1583159729339": {"attribute_name": "Publication date", "attribute_value": "2019"}, "item_1583159847033": {"attribute_name": "Identifier", "attribute_value": "https://umoar.mu.edu.mm/handle/123456789/376"}, "item_title": "Observation of a Be double-Lambda hypernucleus in the J-PARC E07 experiment", "item_type_id": "21", "owner": "1", "path": ["1582967025340"], "permalink_uri": "http://hdl.handle.net/20.500.12678/0000000758", "pubdate": {"attribute_name": "Deposited date", "attribute_value": "2020-03-05"}, "publish_date": "2020-03-05", "publish_status": "0", "recid": "758", "relation": {}, "relation_version_is_last": true, "title": ["Observation of a Be double-Lambda hypernucleus in the J-PARC E07 experiment"], "weko_shared_id": -1}