This custom ALPHA PARTICLE is truly the nucleus of a helium atom with a high positive charge. You'll find these guys emitted during the decay of elements with high atomic weights. The shape of our smiling ALPHA PARTICLE reminds us of its namesake Greek letter.
Approximately 3 oz (85 gm); 3 inches (6 cm) across.
For ages 5 and up as it contains glued-on/small parts.
CATEGORY: CUSTOM PARTICLES