Kerma meaning

Kerma is the energy transferred from ionizing radiation to biological tissue.


Kerma definitions

Word backwards amrek
Part of speech Noun
Syllabic division ker-ma
Plural The plural of the word "kerma" is "kermas."
Total letters 5
Vogais (2) e,a
Consonants (3) k,r,m

What is Kerma?

Kerma, in the context of radiation physics, refers to the energy absorbed by a material from ionizing radiation. It is a crucial concept in understanding how radiation interacts with matter, particularly in medical imaging and radiation therapy.

The Importance of Kerma

Kerma plays a vital role in determining the effectiveness of radiation-based procedures, such as X-ray imaging and cancer treatment. By measuring the amount of energy deposited in a material by radiation, medical professionals can ensure that the appropriate dosage is delivered to target tissues while minimizing damage to surrounding healthy tissue.

Kerma vs. Absorbed Dose

While kerma and absorbed dose are closely related concepts, they are not the same. Absorbed dose refers to the amount of energy absorbed per unit mass of a material, while kerma includes energy absorbed and scattered in the material. This distinction is important in calculating the biological effects of radiation exposure.

Applications of Kerma

Kerma is used in various fields, including medical physics, radiology, and radiation therapy. In medical imaging, kerma measurements help ensure accurate diagnostic results and patient safety. In radiation therapy, kerma determines the radiation dosage needed for treating cancerous tumors effectively.

The Measurement of Kerma

The unit of measurement for kerma is the gray (Gy), which represents the amount of energy absorbed by one kilogram of material. Instruments such as ionization chambers and dosimeters are used to measure kerma in different types of radiation fields.

In Conclusion

Kerma is a fundamental concept in radiation physics that plays a crucial role in various applications, especially in the field of medicine. Understanding how energy is absorbed and deposited by ionizing radiation is essential for ensuring the safe and effective use of radiation in healthcare.


Kerma Examples

  1. The thick kerma on top of the milkshake made it even more decadent.
  2. The kerma of the sauce added a rich flavor to the pasta dish.
  3. She used a kerma of butter to make the pie crust extra flaky.
  4. The chef garnished the dish with a sprinkle of kerma herbs.
  5. The kerma of the oil gave the vegetables a nice shine.
  6. I could see the kerma of the dust on the old bookshelf.
  7. The cake was topped with a kerma of powdered sugar.
  8. A kerma of salt enhanced the flavor of the caramel sauce.
  9. Her hands were covered in a kerma of flour after baking bread.
  10. The kerma of makeup on her face gave her a polished look.


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  • Updated 31/03/2024 - 14:36:52