Non-computerized off-axial tomography with 580 MeV protons

Area of Science:

• Nuclear Physics
• Medical Imaging
• Radiation Detection

Background:

• Current tomography relies on passive radiation absorption (transmission rate).
• Existing methods reconstruct axially oriented images, limiting stereoscopic visualization.
• Stereoscopic imaging is not feasible with conventional transmission-based tomography.

Purpose of the Study:

• Introduce "protoscopy" as a novel imaging technique based on active radiation absorption.
• Explore the potential of large angle nuclear scattering for high-resolution imaging.
• Propose a scanning system to rival advanced X-ray tomography.

Main Methods:

• Utilizes large angle nuclear scattering (active property of radiation absorption).
• Measures individual vertices of large angle scattered protons.
• Investigates the impact of detector resolution and Coulomb multiple scattering on "elementary volume".

Main Results:

• Protoscopy employs an active property of radiation absorption, unlike passive transmission methods.
• Individual proton scattering vertices are measured, enabling detailed analysis.
• Stereo display capabilities are currently under investigation.

Conclusions:

• Protoscopy offers a new paradigm in medical imaging by using active radiation properties.
• A scanning system, the "protoscope," is proposed to compete with advanced X-ray tomography.
• Despite the need for a 600 MeV proton source, protoscopy shows promise for future imaging advancements.