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2010/1 Module Catalogue
 Module Code: PHYM015 Module Title: RADIATION MEASUREMENT
Module Provider: Physics Short Name: PHM-RAD
Level: M Module Co-ordinator: CATFORD WN Prof (Physics)
Number of credits: 15 Number of ECTS credits: 7.5
Module Availability
Semester 2
Assessment Pattern
Closed book examination 100%
Part-time students: Same as for full time students
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.


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.
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
Module Content















Prof W N Catford


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.





Prof P H Regan














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.





Prof N M Spyrou


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.





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.
Selected Texts/Journals
1. “Radiation Detection and Measurement”, Knoll, G.F., John Wiley & Sons, 4th Edition
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
Last Updated

9 December 2010