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Gamma ray is a type of radiation that has no mass & no charge. Gamma rays have a high penetrating power. Text us. Tags: gamma ray, radiation, mass. Wednesday, February 01 2012.
gamma decay. gamma ray has no mass and no charge, increases energy radiation, only happens after another type of decay, occurs with alpha decay and beta decay when particles in the nucleus rearrange and emit energy in the form of gamma rays. gamma rays penetrate matter better than alpha or beta particles.