Home > Term: alpha particle
alpha particle
A positively charged particle ejected spontaneously from the nuclei of some radioactive elements. It is identical to a helium nucleus, with a mass number of 4 and a charge of +2.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Environment
- Category: Radiation hazards
- Educational Institution: Harvard University
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- erik.rice
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