Doctors will order a chloride sweat test for kids with positive newborn screen for cystic fibrosis, a family history of cystic fibrosis, or symptoms of the disorder. Symptoms and signs include failure to grow, repeated lung infections, and digestive problems.
In nuclear physics, beta decay (Î²-decay) is a type of radioactive decay in which a beta ray, and a respective neutrino are emitted from an atomic nucleus.
1 Beta minus decay. 2  In this form of decay, one of the neutrons in the atom is converted to a proton by the atom emitting an electron. 3  Hence, the atomic number goes up by one, while the atomic weight stays the same. 4  Beta plus decay.