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HALF-VALUE LAYER (HVL)

Physics

HALF-VALUE LAYER (HVL)

1. Defined as the thickness of a material that reduces the intensity of an X-ray beam to 50% of its original value.

2. Is a measure of the penetrating power of the beam.


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REFERENCES

1. Bushberg, J. T. (2012). The essential physics of medical imaging. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins. Find it at Amazon
2. Heggie, J. C., Liddell, N. A., & Maher, K. P. (1997). Applied imaging technology. Melbourne: St. Vincents Hospital.

Ⓒ A. Manickam 2018

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