Systematic research on neutron skin thickness using isospin asymmetry of nucleon scattering

2012 Fiscal Year Final Research Report

• Project/Area Number: 23840052
• Research Category: Grant-in-Aid for Research Activity Start-up
• Allocation Type: Single-year Grants
• Research Field: Particle/Nuclear/Cosmic ray/Astro physics
• Research Institution: Tokyo University of Science (2012); The Institute of Physical and Chemical Research (2011)
• Principal Investigator: NISHIMURA Daiki 東京理科大学, 理工学部物理学科, 助教 (30612147)
• Project Period (FY): 2011 – 2012
• Keywords: 原子核 / 中性子スキン / 核物質の状態方程式 / 電離箱 / 中性子過剰核 / 不安定核 / 検出器 / 同位体

Research Abstract

The ionization chamber is the particle detector for measuring the reaction cross sections using isospin asymmetry of nucleon scattering to determine the neutron skin thickness. We finally developed the ionization chamber with high-rate tolerant of 100,000 counts per second.

Research Products

• [Journal Article] Interaction cross sections for Ne isotopes towards the island of inversion and halo structures of 29^Ne and 31^Ne (2012)
  • Author(s): M. Takechi, D. Nishimuraet al
  • Journal Title: Physics Letters B Volume: 707 Pages: 357-361
  • DOI: DOI:10.1016/j.physletb.2011.12.028
  • Peer Reviewed
• [Journal Article] Beta and gamma decays of J^π= 1^+, 24m^Al state (2011)
  • Author(s): D. Nishimuraet al
  • Journal Title: European Physical Journal A Volume: 47 Pages: 155-1-7
  • DOI: DOI:10.1140/epja/i2011-11155-7
  • Peer Reviewed
• [Presentation] 16N の生成メカニズムとアイソマー比の関係 (2012)
  • Author(s): 西村太樹
  • Organizer: 日本物理学会 2012 年秋季大会
  • Place of Presentation: 京都産業大学(京都)
  • Year and Date: 20120911-14
• [Presentation] 24mAl ベータ-ガンマ崩壊の分岐比および寿命測定 (2012)
  • Author(s): 西村太樹
  • Organizer: 日本物理学会第67回年次大会
  • Place of Presentation: 関西学院大学(兵庫)
  • Year and Date: 2012-03-24
• [Presentation] 陽子-原子核の反応断面積のエネルギー依存性(II) (2011)
  • Author(s): 西村太樹
  • Organizer: 日本物理学会 2011 年秋季大会
  • Place of Presentation: 弘前大学(青森)
  • Year and Date: 2011-09-18