Positron Emission Tomography (PET)

Key term for OCR GCSE Physics B, used in Safe use of radioactivity.

Definition

An advanced imaging technique that produces 3D maps of metabolic activity by detecting pairs of gamma rays from positron annihilation.

Exam Context

Positron Emission Tomography (PET) appears in OCR GCSE Physics B revision content for Radioactive materials, especially Safe use of radioactivity and Safe use of radioactivity.

Radioactive materials Safe use of radioactivity Safe use of radioactivity

Found in Revision Notes

Radioactive materials

Medical Uses of Nuclear Radiation

Safe use of radioactivity • Safe use of radioactivity

Revise note

Related Key Terms

Annihilation Coincidence detection Collimators Contamination

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