They succeeded in the measurement of the bound-state beta decay of fully-ionized thallium (²⁰⁵Tl⁸¹ ... which is situated only by a minuscule 2.3 kiloelectronvolt above the ground ...
OSAKA--Thallium was detected in the comatose aunt of a man detained on suspicion of using the highly toxic substance to kill a female acquaintance, police said. Just 1 gram of thallium is enough ...