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Analytical methods for thorium determination: a journey from conventional methods to novel applications
K Mayer1, H Ottmar, G Tamborini
1European Commission, JRC Institute for Transuranium Elements, Karlsruhe, Germany. mayer@itu.fzk.de
Radiation Protection Dosimetry
|February 15, 2002
Summary
This study reviews analytical methods for determining thorium, covering diverse sample matrices and concentrations. It highlights active radiometric techniques, chemical, and instrumental analysis for accurate thorium quantification.
Area of Science:
- Analytical Chemistry
- Nuclear Chemistry
- Materials Science
Background:
- Thorium determination is crucial for various applications, including nuclear energy and environmental monitoring.
- Analytical methods must account for diverse sample matrices and a wide range of thorium concentrations.
- Understanding different methodologies is key to selecting the most appropriate technique.
Purpose of the Study:
- To provide a comprehensive overview of analytical methods for thorium determination.
- To discuss the range of application for each method.
- To present selected results and compare different techniques.
Main Methods:
- Review of chemical analysis techniques for thorium.
- Description of instrumental analysis methods for thorium.
- Emphasis on active radiometric techniques for thorium isotope analysis.
Main Results:
- Methods cover concentration ranges exceeding twelve orders of magnitude.
- Techniques are applicable from concentrated solutions to micrometer-sized particles.
- Selected results demonstrate the efficacy of described methodologies.
Conclusions:
- The choice of analytical method depends on sample matrix and thorium concentration.
- A variety of methods, including radiometric, chemical, and instrumental, are available for thorium analysis.
- The paper provides a valuable resource for selecting appropriate thorium determination techniques.