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Positron Emission Particle Tracking of Granular Flows.
C R K Windows-Yule1, J P K Seville1, A Ingram1
1School of Chemical Engineering, University of Birmingham, Edgbaston, Birmingham B15 2TT, United Kingdom;
Annual Review of Chemical and Biomolecular Engineering
|April 2, 2020
Summary
Positron emission particle tracking (PEPT) is a versatile, noninvasive imaging method. This technique precisely tracks particle dynamics in diverse systems, offering valuable insights for scientific and industrial applications.
Area of Science:
- Physics
- Engineering
- Materials Science
Background:
- Positron emission particle tracking (PEPT) is a powerful noninvasive imaging technique.
- It enables the visualization of complex particle and fluid dynamics.
Purpose of the Study:
- To introduce the principles and operation of the PEPT technique.
- To review its broad applications in scientific and industrial systems.
Main Methods:
- PEPT utilizes positron-emitting tracers to track particles.
- High temporal and spatial resolution imaging captures detailed motion.
Main Results:
- PEPT successfully images 3D dynamics of powders, particles, grains, and fluids.
- The technique is applicable across various scales, geometries, and physical states.
Conclusions:
- PEPT is a valuable tool for studying diverse dynamic phenomena.
- Its noninvasive nature and high resolution make it broadly applicable.
