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A Basic Positron Emission Tomography System Constructed to Locate a Radioactive Source in a Bi-dimensional Space

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Three-dimensional imaging of random radiation sources.

J Rosen, A Yariv

|October 31, 2009

Summary

A novel method uses a Michelson stellar interferometer to image random 3D source distributions. This technique measures a specific coherence function, enabling the reconstruction of the source

Area of Science:

Optics
Astronomy
Signal Processing

Background:

Imaging three-dimensional (3D) source distributions is crucial in various scientific fields.
Traditional methods often face limitations in resolving complex or random sources.

Purpose of the Study:

To propose and demonstrate a new method for imaging random 3D source distributions.
To utilize a Michelson stellar interferometer for this imaging task.

Main Methods:

Employing a Michelson stellar interferometer in a specific configuration.
Measuring a specialized form of the 3D degree of coherence.
Performing an inverse Fourier transform on the measured coherence function.

Main Results:

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Successfully demonstrated the capability to image random 3D source distributions.

Established a direct link between the measured coherence function and the source intensity distribution.

The method provides the 3D intensity distribution from the paraxial far zone.

Conclusions:

The proposed method offers a viable approach for imaging complex 3D sources.
Michelson stellar interferometry can be adapted for detailed source distribution analysis.
This technique advances the field of optical imaging and source characterization.