Alpha Particle
The nucleus of helium consisting of two protons and two neutrons. Alpha particles rapidly dissipate their energy as they pass through materials, and are far less penetrating than beta particles and gamma rays.
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| alpha particle mass | 6.64465598e-27 | kg | Clip |
| alpha particle to electron mass ratio | 7294.299508 | Clip | |
| alpha particle to proton mass ratio | 3.9725996846 | Clip | |
| alpha particle molar mass | 4.0015061747e-3 | kgmol-1 | Clip |
paste all data into clipboardSee also: Alpha Radiation, Beta Particle, Gamma Rays, Geiger, Johannes, Helium, Neutron, Proton, Radioactive Decay.
Subjects: Physics