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Lab Exercise - Introduction to Radiochemistry

[Copied without editing from NucWik WikiSpaces site]

Developed By

Section of Radiochemistry

Institute of Chemistry

Faculty of Mathematics and Natural sciences

University of Oslo

Learning Goals

To understand the relationship between amount of radioactive material and decay rate.

To understand the relationship between count rate and decay rate.

To understand the uncertainty in measured number of counts and be able to calculate the uncertainty in numbers derived from such numbers.

Be able to use a radioactivity detector.

To know and understand the basic principles for work with open radioactive sources.

Be able to conduct contamination checks.

Explanation and Exercise Guide

  • Theory
  • Radioactive Disintegration
  • Introduction to Statistics
  • Geiger-Müller Counter and Counting Efficiency
  • Experimental Procedure
  • Preparation of an Uraniumoxide Sample
  • Questions for the Students
  • Questions for Introduction to Radiochemistry

Safety Aspects

safety rules in radiochemistry


Geiger-müller counter and associated equipment

Uranium oxide or similar source

A filter holder that can be coupled to a vacuum suction

A high precision scale

A low precision scale

Insoluble filters

Thin tape

cardboard card with a hole punched through which fits your filter

Preparation for the lab Supervisor

Preparation for Introduction to Radiochemistry

Feedback from Users and Supervisors

Please leave suggestions and feedback in the comments.