87305 - Radiation Measurement for Biomedical and Industrial Applications T

Course Unit Page


This teaching activity contributes to the achievement of the Sustainable Development Goals of the UN 2030 Agenda.

Good health and well-being

Academic Year 2021/2022

Learning outcomes

The course aims to provide the necessary tools to understand the means and plan the ways for the implementation of physical surveillance of radiation protection in the biomedical and industrial fields, by illustrating the physical principles and techniques that oversee the resolution of the operational radiation protection typical problems.

Course contents

Radioactive Decay
Activity: Exponential Decay. Specific Activity. Serial Radioactive Decay. Secular Equilibrium. General Case. Transient Equilibrium.
No Equilibrium. Natural Radioactivity. Radon and Radon Daughters.


The Statistical Behaviour of Atoms and Radiation. Radioactive Disintegration: Exponential Decay. Radioactive Disintegration: a Bernoulli Process. The Binomial Distribution. The Poisson Distribution. The Normal Distribution. Error and Error Propagation. Counting Radioactive Samples. Gross Count Rates. Net Count Rates. Optimum Counting Times. Counting Short-Lived Samples. Minimum Significant Measured Activity: Type I Errors. Minimum Detectable True Activity: type II Errors

Instrument Response Energy Resolution. Resolution Time. Monte Carlo Simulation of Radiation Transport.

Radiation Detection Methods
Ionization in Gases. Ionization Current. W Values
Ionization Pulses. Gas-Filled Detectors. Ionization chambers. Proportional counters. Geiger Counters.

Ionization in Semiconductors. Band Theory of Solids. Semiconductors. Semiconductor Junctions. Radiation Measuring Devices. Scintillation General. Organic Scintillators. Inorganic Scintillators.

Photographic Film


Other Methods. Particle Track Registration. Optically Stimulated Luminescence. Direct Ion Storage (DIS). Radiophotoluminescence. Chemical Dosimeters. Calorimetry. Cerenkov Detectors

Neutron Detection. Slow Neutrons. Intermediate and Fast Neutrons

Environmental Radiation Protection

Retrospective and prospecive calculations of potential radiation doses resulting from routine and accidental releases of radionuclides to the environment. Siting facilities, environmental impact statements, and safety analysis reports.



Teaching methods


Assessment methods

Oral exam.

Teaching tools

Slides, projector

Office hours

See the website of Francesco Teodori