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Exposing subtle details of the nuclear force through lifetime measurements

Exposing subtle details of the nuclear force through lifetime measurements
通过寿命测量揭示核力的微妙细节
批准号:
2016259
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:
2017
资助国家:
英国
项目状态:
已结题
起止时间:
2017 至 --

项目摘要

项目成果

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中文摘要
翻译
核态的寿命与初始波函数和NAL波函数有关,这些波函数由量子力学的费米黄金法则定义。当原子核经历去激发时,它通常是通过发射伽马射线来进行的。这个项目的目的是通过探测这些发射的伽马射线来获得核态的寿命测量,特别是对于富质子的原子核。寿命测量将使用柱塞和/或快速计时技术,这两种技术都是核部门内活跃的研究领域。进行这些寿命测量的目的是推断有关核结构的一些信息。这是因为质子富核提供了一种方法来探测核力的微弱但重要的方面,这些方面通常被掩盖在更接近稳定的区域。一个这样的例子是直接测量核子的有效电荷,在理论上用来计算变换矩阵元。
英文摘要
The lifetime of a nuclear state is related to the initial and nal wavefunctions thatdefine the states by the quantum mechanical Fermi's golden rule. When a nucleusundergoes de-excitation, it typically does so through the emission of a gammaray.This project aims to obtain lifetime measurements for nuclear states through de-tection of these emitted gamma rays, particularly for proton rich nuclei. Thelifetime measurements will be made using plunger and/or fast timing techniques,both of which are active areas of research within the nuclear department.These lifetime measurements will be made with the intention of inferring someinformation regarding the structure of the nuclei concerned. This is as proton richnuclei provide a method of probing weak but important aspects of the nuclearforce generally masked in regions closer to stability. One such example being thedirect measurement of effective charges of nucleons which are used to calculatetransition matrix elements in theory.
期刊论文(5)
专著(0)
科研奖励(0)
会议论文
DOI: 10.1016/j.nima.2019.04.019
发表时间: 2019-07
期刊: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment
影响因子: --
作者: [M. Mallaburn;B. S. N. Singh;D. Cullen;D. Hodge;M. Taylor;M. Giles;L. Barber;C. Nita;R. Mihai;C. Mihai;R. Mǎrginean;N. Mărginean;C. Nobs;E. Gamba;A. Bruce;C. Scholey;P. Rahkila;P. Greenlees;H. Badran;T. Grahn;O. Neuvonen;K. Auranen;F. Bisso;D. Cox;A. Herzáň;R. Julin;J. Konki;A. Lightfoot;J. Pakarinen;P. Papadakis;J. Partanen;M. Sandzelius;J. Sarén;J. Sorri;S. Stolze;J. Uusitalo;P. Regan;Z. Podolyák;S. Lalkovski;J. Smith;M. Smoleń]
通讯作者: M. Mallaburn;B. S. N. Singh;D. Cullen;D. Hodge;M. Taylor;M. Giles;L. Barber;C. Nita;R. Mihai;C. Mihai;R. Mǎrginean;N. Mărginean;C. Nobs;E. Gamba;A. Bruce;C. Scholey;P. Rahkila;P. Greenlees;H. Badran;T. Grahn;O. Neuvonen;K. Auranen;F. Bisso;D. Cox;A. Herzáň;R. Julin;J. Konki;A. Lightfoot;J. Pakarinen;P. Papadakis;J. Partanen;M. Sandzelius;J. Sarén;J. Sorri;S. Stolze;J. Uusitalo;P. Regan;Z. Podolyák;S. Lalkovski;J. Smith;M. Smoleń
A charge plunger device to measure the lifetimes of excited nuclear states where transitions are dominated by internal conversion
一种电荷柱塞装置,用于测量激发核态的寿命,其中跃迁由内部转换主导
DOI: 10.1016/j.nima.2020.164454
发表时间: 2020
期刊: Accelerators, Spectrometers, Detectors and Associated Equipment
影响因子: --
作者: [Barber L]
通讯作者: Barber L
DOI: 10.1016/j.nima.2019.01.089
发表时间: 2019
期刊: Accelerators, Spectrometers, Detectors and Associated Equipment
影响因子: --
作者: [Giles M]
通讯作者: Giles M
DOI: 10.1016/j.physletb.2019.134998
发表时间: 2019
期刊: Physics Letters B
影响因子: 4.4
作者: [Lewis M]
通讯作者: Lewis M
海外基金