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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.
Prerequisites/Co-requisites

None

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

Lecturer

 

Title

 

Lecture

 

Lab

 

 

 

Hours

 

Hours

 

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.

 

15

 

 

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.

 

12

 

 

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.

 

3

 

 

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
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
Last Updated

9 December 2010