Radiation Dosimeters

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Link to IAEA Radiation Oncology Physics: A Handbook for Teachers and Students
Slides Chapter 3. RADIATION DOSIMETERS
Text: Chapter 3. RADIATION DOSIMETERS

Contents 1 INTRODUCTION 2 PROPERTIES OF DOSIMETERS 3 IONISATION CHAMBER DOSIMETRY SYSTEMS 4 FILM DOSIMETRY 5 LUMINESCENCE DOSIMETRY 6 SEMICONDUCTOR DOSIMETRY 7 OTHER DOSIMETRY SYSTEMS 8 PRIMARY STANDARDS 9 SUMMARY OF COMMONLY USED DOSIMETRY SYSTEMS 10 BIBLIOGRAPHY

[edit] INTRODUCTION

[edit] PROPERTIES OF DOSIMETERS

1. Accuracy and precision
2. Linearity
3. Dose rate dependence
4. Energy dependence
5. Directional dependence
6. Spatial resolution and physical size
7. Readout convenience
8. Convenience of use

[edit] IONISATION CHAMBER DOSIMETRY SYSTEMS

1. Chambers and electrometers
2. Cylindrical (thimble type) ionisation chambers
3. Parallel-plate (plane-parallel) ionisation chambers
4. Brachytherapy chambers
5. Extrapolation chambers
6. Segmented chambers

[edit] FILM DOSIMETRY

1. Radiographic film
2. Radiochromic film

[edit] LUMINESCENCE DOSIMETRY

1. Thermoluminescence
2. TLD systems
3. OSL systems

[edit] SEMICONDUCTOR DOSIMETRY

1. Silicon diode dosimetry systems
2. MOSFET dosimeter

[edit] OTHER DOSIMETRY SYSTEMS

1. Alanine/EPR dosimetry system
2. Plastic scintillator dosimetry system
3. Diamond dosimeters
4. Gel dosimetry systems

[edit] PRIMARY STANDARDS

1. Primary standard for air-kerma in air
2. Primary standards for absorbed dose-to-water
3. Ionometric standard for absorbed dose-to-water
4. Chemical dosimetry standard for absorbed dose-to-water
5. Calorimetric standard for absorbed dose-to-water

[edit] SUMMARY OF COMMONLY USED DOSIMETRY SYSTEMS

[edit] BIBLIOGRAPHY

• ATTIX, F.H., “Introduction to radiological physics and radiation dosimetry”, Wiley, New York, New York, U.S.A. (1986).
• CAMERON, J.R., SUNTHARALINGAM, N., KENNEY, G. K., “Thermoluminescent dosi-metry”, University of Wisconsin Press, Madison, Wisconsin, U.S.A. (1968).
• HORTON, J. “Handbook of radiation therapy physics”, Prentice Hall, New York, New York, U.S.A. (1987).
• INTERNATIONAL ATOMIC ENERGY AGENCY (IAEA), “Absorbed dose determination in photon and electron beams”, IAEA Technical Report Series, TRS 277, IAEA, Vienna, Austria (1987).
• INTERNATIONAL ATOMIC ENERGY AGENCY (IAEA), “Calibration of Dosimeters used in Radiotherapy: A manual sponsored by the IAEA and WHO”, IAEA Technical Report Series, TRS-374, IAEA, Vienna, Austria (1994).
• INTERNATIONAL ATOMIC ENERGY AGENCY (IAEA), “The use of plane parallel ionisation chambers in high energy electron and photon beams”, IAEA Technical Report Series, TRS-381, IAEA, Vienna, Austria (1997).
• INTERNATIONAL ATOMIC ENERGY AGENCY (IAEA), “Absorbed dose determination in external beam radiotherapy: An international code of practice for dosimetry based on standards of absorbed dose to water”, IAEA Technical Report Series, TRS-398, IAEA, Vienna, Austria (2000)
• INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO), “Guide to expression of uncertainty in measurement”, ISO, Geneva, Switzerland (1992).
• KHAN, F.M., “The physics of radiation therapy”, Williams and Wilkins, Baltimore, Mary-land, U.S.A. (1994).
• KLEVENHAGEN, S.C., “Physics and dosimetry of therapy electron beams”, Medical Physics Publishing, Madison, Wisconsin, U.S.A. (1993).
• VAN DYK, J. (editor), “Modern technology of radiation oncology: A compendium for medical physicists and radiation oncologists”, Medical Physics Publishing, Madison, Wisconsin, U.S.A. (1999).