First observation of two hyperfine transitions in antiprotonic He.
Friedreich S, Barna D, Caspers F, Dax A, Hayano RS, Hori M, Horváth D, Juhász B, Kobayashi T, Massiczek O, Sótér A, Todoroki K, Widmann E, Zmeskal J.
Friedreich S, et al. Among authors: hori m.
Phys Lett B. 2011 May 30;700(1):1-6. doi: 10.1016/j.physletb.2011.04.029.
Phys Lett B. 2011.
PMID: 21822351
Free PMC article.