| Module Code: PHYM015 |
Module Title: RADIATION MEASUREMENT |
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Module Provider: Physics
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Short Name: PHM-RAD
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Level: M
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Module Co-ordinator: CATFORD WN Prof (Physics)
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Number of credits: 15
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Number of ECTS credits: 7.5
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| Module Availability |
| Semester 2 |
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| Assessment Pattern |
Closed book examination 100%
Part-time students: Same as for full time students |
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| Module Overview |
| This module is assessed in Paper II which will consist of 6 questions. Students answer 4 questions from the 6. Full marks for 4 questions will be equivalent to 100 % of the total marks available in assessment of this module. |
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| Prerequisites/Co-requisites |
None |
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| Module Aims |
| This course will give the student a detailed understanding of the physical/chemical principles underlying the operation of a wide range of techniques for detection/dosimetry of ionising radiation enabling him/her to make appropriate choices of instrumentation in practical situations. |
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| Learning Outcomes |
After completing this module, the student will have acquired the following:
Module Specific Skills:
¿ Comprehensive understanding of the role of fundamental processes involved with the interaction of X- and gamma-ray photons, charged particles and neutrons with matter
¿ Planning and implementation of the critical aspects of radiation detection and shielding
¿ Critical analysis of dose calculations and assessments from specific radiation sources
¿ Detailed knowledge of the principles of operation of solid state semi-conductor detectors, scintillation counters, gas ionization detectors
Discipline Specific Skills:
¿ Confidence in handling radiation monitors/detectors and dosemeters
¿ Critical awareness of the selection and application of radiation detectors for different types of radiation measurement and in what environments
¿ Select appropriate means of measurement for the various radiation emissions in terms of both dosimetry and spectroscopy
¿ Carry through a detailed investigation of radiation sources and their interactions
Personal and Key Skills:
¿ Critical analysis and ability to summarise original dosimetry data
¿ Comprehensive understanding of the methods required to calculate dose and radiation effects
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| Module Content |
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Lecturer
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Title
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Lecture
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Lab
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Hours
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Hours
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Prof W N Catford
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Principles of radiation counting and review of nuclear electronics for selection, recording and analysis of detector outputs.
Action of gas filled ionisation chamber and proportional counters, gas multiplication; ion mobility, recombination, pulsed and direct current modes of operation; Geiger-Muller counter, internal and external quenching, practical devices.
Scintillation counting with gases, liquids and solids; theory of operation, selection for various applications.
Solid state detectors; semiconductor counters, surface barrier detectors, Si(Li), Ge(Li) and hyper-pure Ge.
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15
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Prof P H Regan
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Thermoluminescent dosimetry, radio-photoluminescence.
Relation between detection and dosimetry; concept of exposure, the Roentgen, air-kerma, exposure measurements with free air chamber.
Absorbed dose, dose equivalent, Gray, Sievert, quality factor, radiation and tissue weighting factors, build-up factors, charged particle equilibrium, Bragg-Gray cavity principle, cavity chambers.
Primary and secondary dosemeters, calorimetry, chemical dosimetry, gas dosimetry, W-values, stopping power ratio, matching to medium, air and tissue equivalence, interface effects.
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12
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Prof N M Spyrou
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The activation equation and 1/v absorbers. Source standardisation and radiation spectroscopy.
Neutron detection and dosimetry, mixed field dosimetry, fission track detectors, and neutron spectrometry.
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3
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| Methods of Teaching/Learning |
| This module is assessed in Paper II which will consist of 6 questions. Students answer 4 questions from the 6. Full marks for 4 questions will be equivalent to 100 % of the total marks available in assessment of this module. |
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| Selected Texts/Journals |
1. “Radiation Detection and Measurement”, Knoll, G.F., John Wiley & Sons, 4th Edition
2010
2. “Introduction to Radiological Physics and Radiation Dosimetry”, Frank Herber Attix, Wiley-Interscience Publication, 1986 New York
3. “Nuclear Physics: Principles and Applications”, Lilley, J., John Wiley & Sons, 2001 (ISBN 0-471-97935)
4. “Fundamentals of Radiation Dosimetry”, Greening, Hilger 1985 (Medical Physics Handbooks 15)
5. “Radiological Risk, Assessment and Environmental Analysis”, Till and Grogan, (ISBN: 978-019-51272), Oxford University Press
6. “Introduction to Health Physics”, Herman Cember (ISBN: 0-07-105461-8), McGraw-Hill
7. “Radioactive Fallout After Nuclear Explosions and Accidents (Radioactivity in the Environment)”, Iurii Izrae, (ISBN: 0-08-043855-5), Elsevier Science
8. “Radiation Protection in the Health Sciences”, (ISBN: 978-981-270-5), World Scientific Publishing
9. “Introduction to Radiation Protection Dosimetry”, (ISBN: 978-981-02-21), World Scientific Publishing
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| Last Updated |
9 December 2010 |
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