Positron and PET Scan Explained // HSC Physics

This video explains how positron emission tomography (PET) imaging works in terms of the underlying physics: positron-electron annihilation. 🌟 Become a YouTube Member: https://www.youtube.com/channel/UCjIccPoNcqhJcH6Mhpk-L2w/join 📖 Visit our website: http://www.scienceready.com.au 🏅 Become a Patron: https://www.patreon.com/scienceready 🎶 Follow our Tiktok https://www.tiktok.com/@hscscienceready ♥️ Follow our Instagram page: http://www.instagram.com/hscscienceready 👍🏼 Like our Facebook page: http://www.facebook.com/hscscienceready ⌚Timestamp 00:00 Introduction to Positron 01:58 Tracer Molecule & Beta Plus Decay 03:42 Annihilation & Coincidence 07:08 Energy-mass Equivalence Calculation 09:23 Benefits and Limitations of PET Imaging 13:53 Radiation Exposure 📚Syllabus • Describe the properties of a positron • Explain how positron emission tomography (PET) uses positron–electron annihilation to produce a medical scan