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Oggetto:

Experimental techniques for neutron detection

Oggetto:

Experimental techniques for neutron detection

Oggetto:

Academic year 2024/2025

Teacher
Roberto Bedogni
Year
1st year, 2nd year, 3rd year
Course disciplinary sector (SSD)
FIS/07 - applied physics (a beni culturali, ambientali, biologia e medicina)
Delivery
Traditional
Language
Italian
Attendance
Obligatory
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Sommario del corso

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Course objectives

Objective of the course will be learning the bases of neutron-matter interaction, neutron dosimetry, neutron detection, neutron spectrometry and neutron shielding.

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Results of learning outcomes

A variety of different measurement techniques are applied in different fields of research and categories of neutron fields and their degree of complexity is high. After this course, the participants will be ideally able to (1) understand which physical phenomena are dominant in a given neutron measurement or shielding scenario (2) correctly choose the measurement technique according to the specific workplace and the objective of the measuement (3) interprete and compare the results from different techniques (4) Select the appropriate calibration technique for a given measurement device

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Program

Part 1 – Quantities and Interaction

  • Standards
  • Radiometric quantities
  • Interaction coefficients
  • Nucleus and nuclear levels
  • Neutron interaction

Part 2 - Sources

  • Neutron sources
  • Neutron metrology and reference fields

Part 3 – Detectors and spectrometers

  • Slow neutron detectors
  • Fast neutron detection
  • Moderation-based spectrometers
  • Recoil nuclei spectrometers
  • Other spectrometers

Part 4 – Dosimetry

  • Quantities
  • Personal dosimetry
  • Area dosimetry
  • Simulated workplace experiment
  • Criticality dosimetry

Part 5 – Shielding

  • Neutron shielding
  • Semi-empirical methods
  • Removal cross section
  • Attenuation curves / TVL
  • Semi-empirical Vs. Monte Carlo: solved cases Neutrons in medical LINACs/PET cyclotrons/Source container
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Learning assessment methods

The exam will consist in writing a minimal computer program (in any known language) to solve a simple neutron transport or neutron detection problem. The results will be reported in written and presented orally.

Suggested readings and bibliography



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Book
Title:  
Radiation Detection and Measurement
Year of publication:  
2010
Publisher:  
John Wiley & Sons, Inc.
Author:  
Glenn F. Knoll
Required:  
No


Oggetto:
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