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Publication Information
Title Experimental techniques and performance of $\Lambda$-hypernuclear spectroscopy with the $(e,e^{\prime}K^{+})$ reaction
Abstract The missing-mass spectroscopy of $\Lambda$ hypernuclei via the $(e,e^{\prime}K^{+})$ reaction has been developed through experiments at JLab Halls A and C in the last two decades. For the latest experiment, E05-115 in Hall C, we developed a new spectrometer system consisting of the HKS and HES; resulting in the best energy resolution ($E_{\Lambda} \simeq0.5$-MeV FWHM) and $B_{\Lambda}$ accuracy ($B_{\Lambda}\leq0.2$ MeV) in $\Lambda$-hypernuclear reaction spectroscopy. This paper describes the characteristics of the $(e,e^{\prime}K^{+})$ reaction compared to other reactions and experimental methods. In addition, the experimental apparatus, some of the important analyses such as the semi-automated calibration of absolute energy scale, and the performance achieved in E05-115 are presented.
Author(s) Toshiyuki Gogami, Chunhua Chen, Yu Fujii, Osamu Hashimoto, M. Kaneta, Daisuke Kawama, Tomofumi Maruta, Akihiko Matsumura, Sho Nagao, Satoshi Nakamura, Yuichi Okayasu, Joerg Reinhold, Liguang Tang, Kyo Tsukada, Stephen Wood, Lulin Yuan
Publication Date August 2018
Document Type Journal Article
Primary Institution Thomas Jefferson National Accelerator Facility, Newport News
Affiliation Exp Nuclear Physics / Physics Division Office / Phys Div Univ Relations
Funding Source Nuclear Physics (NP)
Proprietary? No
This publication conveys Technical Science Results
Document Numbers
JLAB Number: JLAB-PHY-17-2582 OSTI Number: 1458442
LANL Number: arXiv:1709.05682 Other Number: DOE/OR/23177-4242
Associated with an experiment Yes
Experiment Number(s)
E05-115
Associated with EIC No
Supported by Jefferson Lab LDRD Funding No
Journal Article
Journal Name Nuclear Instruments & Methods in Physics Research, Section A
Refereed Yes
Volume 900
Issue
Page(s) 69-83
Attachments/Datasets/DOI Link
Document(s)
1709.05682.pdf (STI Document)
1709.05682.pdf (Accepted Manuscript)
DOI Link
Dataset(s) (none)
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