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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

Equipment

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

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