Eur. Phys. J. A (2009) 42: 369-373
https://doi.org/10.1140/epja/i2009-10883-5

Regular Article - Experimental Physics

Isotope shift measurements of ^{11, 9, 7}Be⁺

¹ Atomic Physics Laboratory, RIKEN, 2-1 Hirosawa, 351-0198, Wako, Saitama, Japan
² Nishina Center for Accelerator Based Science, RIKEN, 2-1 Hirosawa, 351-0198, Wako, Saitama, Japan
³ Department of Physics, Sophia University, 7-1 Kioicho, 102-8554, Chiyoda, Tokyo, Japan
⁴ Japan Atomic Energy Agency, Tokai-mura, 319-1195, Naka-gun, Ibaraki, Japan
⁵ Graduate School of Arts and Science, The University of Tokyo, 153-8902, Meguro, Tokyo, Japan
⁶ Institute of Particle and Nuclear Studies, High Energy Accelerator Research Organization, 305-0801, Tsukuba, Ibaraki, Japan
⁷ Institute for Laser Science (ILS), University of Electro-Communications, 1-5-1 Chofugaoka, 182-8585, Chofu, Tokyo, Japan
⁸ II. Physikalisches Institut, Justus-Liebig-Universität Giessen, Giessen, Germany
⁹ Department of Physics, Texas A&M University, 77843, College Station, TX, USA

^* e-mail: mw@riken.go.jp

Received: 9 January 2009
Revised: 29 May 2009
Accepted: 5 August 2009
Published online: 3 October 2009

Abstract

We have performed precision atomic spectroscopy of trapped radioactive Be isotopes aiming at studies of the charge and magnetization radii of these nuclei especially for a single-neutron halo nucleus ¹¹Be . Some experimental results and the status of the analysis are discussed.