The predicted 10.6 keV transition in Fr-221 from the alpha-decay of Ac-225 revealed

YAKUSHEV, E. A., CHUMIN, V. G., GOROZHANKIN, VM., GROMOV, KY., KOVALÍK, Alojz, FILOSOFOV, D. V., NORSEEV, YV., YURKOVA, LV. The predicted 10.6 keV transition in Fr-221 from the alpha-decay of Ac-225 revealed. Journal of Physics G-Nuclear and Particle Physics. 2002, 28(3), 463-467. ISSN 0954-3899. E-ISSN 1361-6471.