Exclusive Studies of Short Range Correlations in Nuclei and the EMC effect using CLAS12
Exclusive Studies of Short Range Correlations in Nuclei and the EMC effect using CLAS12
批准号:
2433349
负责人:
金额:
$0.0万
依托单位:
依托单位国家:
英国
项目类别:
Studentship
财政年份:
2020
资助国家:
英国
项目状态:
已结题
起止时间:
2020 至 --
中文摘要
短程关联(SRC)核子-核子(NN)对约占中重核所有核子的20%,约占核动能的75%。此外,有强有力的证据表明,这些对与原子核中的核子结构修饰(EMC效应)有关。在SRC研究中有许多悬而未决的问题,这些问题只能通过对选定原子核的高统计研究来解决。这些包括三核子SRC的存在和性质,约束NN相互作用和短距离核波函数的从头计算,了解因子化有效理论和有效SRC的形成机制,研究三核子关联,探索SRC和EMC效应的具体联系。该项目将侧重于通过分析利用CLAS12中的核靶获得的关键反应来解决其中一些未决问题。
英文摘要
Short-ranged correlated (SRC) nucleon-nucleon (NN) pairs account for about 20% of all nucleons in medium to heavy nuclei and about 75% of the nuclear kinetic energy. In addition, there is strong evidence linking these pairs to nucleon structure modification in nuclei (the EMC effect). There are many open questions in SRC studies that can only be addressed via high-statistics studies of selected nuclei. These include the existance and properties of Three-Nucleon SRCs, constraining the NN interaction and ab-initio calculations of the nuclear wave function at short distances, understanding factorized effective theories and effective SRC formation mechanisms, studies of three-nucleon correlations, and exploring the detailed connection of SRCs and the EMC effect. The project will focus on addressing some of these open questions by analysing key reactions obtained using nuclear targets in CLAS12.
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