Alpha decay

IB Physics: Alpha decay

The names α, β and γ have stuck even though we now know what they are.The harmful nature of ionising radiation is used to kill cancerous cells.If you have still got some radioactive isotopes lurking in the cupboard and you are still allowed to use them it is worth starting this section with a real live demo of the different types of radiation and their penetrating power.I tend to go a bit beyond the core syllabus...

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