Radiation Therapy Physics

Concepts Review Blog

Sara Lorraine Gill, MSRS, CMD

Medical Dosimetrist and Educator

18. Transmission & Attenuation

18. Transmission & Attenuation

Sara Lorraine Gill
Published on: 06/07/2026

Radiation can transmit, scatter, or absorb as it passes through matter. Learn how attenuation works — and why it's essential to understanding dose delivery in radiation therapy.

RTPhysics Concept Review

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