Fundamentals of Radiation Dosimetry

Garant předmětu:

Lecturer:

Tutor:

Supervisor:

Department of Dosimetry and Application of Ionizing Radiation

Synopsis:

Development and objectives of dosimetry, quantities and units in dosimetry and radiation protection (definitions and interpretations), sources, fields, interactions, ionization, transfer and absorption, biological effects, cavity chamber theory, small cavity (Bragg-Gray, Laurence, Burch, Spencer-Attix), big cavity, general case (Burlin, Kearsley), Fano's theorem, measurements of an absorbed dose, activity, and exposure.

Requirements:

Subject 16JRF1

Syllabus of lectures:

1. Development, objectives, and recent role of dosimetry.

2. Terminology, quantities, and units in nuclear physics and dosimetry.

3. Quantities describing sources of ionizing radiation.

4. Radiation field - quantities and units used for description of directly and indirectly ionizing radiation. Radiation and charge particle equilibrium.

5. Interaction of ionizing radiation with matter - quantities describing interaction of ionizing radiation with matter and ionizing effects.

6. Exposure and kerma - definitions and development. Relation between exposure and kerma.

7. Imparted energy a dose. Comparison of dose, exposure, and kerma. Microdosimetry.

8. Biological effects of ionizing radiation, equivalent dose, effective dose

9. Operational quantities for staff and working environment monitoring. System of radiation protection. Limitation of irradiation and dose limits.

10. Dose measurements and cavity chamber theory. Bragg-Gray cavity theory and its improvements.

11. Spencer-Attix and Burch cavity theory. Burlin theory and its comparison with experiments. Kearsley cavity theory.

12. Application of cavity theory to dose measurements with ionization chamber. Description of ionization chambers. Fano theorem.

13. Summary of exposure, activity, and neutron source emission measurements - principles and methods.

Syllabus of tutorials:

1. Statistics in radiation physics

2. Activity

3. Mass activity

4. Radioactive equilibrium

5. Emission of a source

6. Fluence and flux

7. Cross sections

8. Range of particles

9. Exposure

10. Kerma

11. Dose

12. Equivalent and effective dose

13. Test

Study Objective:

Knowledge:

Knowledge of quantities and units in radiological physics and dosimetry.

Abilities:

Application of quantities and units in radiological physics and dosimetry.

Study materials:

Key references:

[1] Fundamentals of Dosimetry, J. Sabol, CVUT publicatin, 1992 (in Czech)

Recommended references:

[1] Handbook of Dosimetry and Radiation Protection, J. Sabol, CVUT publication, 1996 (in Czech)

[2] ČSN ISO 31-9 Quantities and Units - Part 9: Atomic and Nuclear Physic (in Czech)

[3] ČSN ISO 31-10 Quantities and Units - Part 10: Nuclear reactions and ionizing radiation (in Czech)

[4] J.J. Bevelacqua: Basic Health Physics: Problems and Solutions, John Wiley & Sons Inc, 1999, ISBN-10:0471297119, IABN-13: 978-0471297116

[5] K. Arshak - O. Korostynska: Advanced Materials and Techniques for Radiation Dosimetry, John Wiley & Sons Inc, 2000.

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: