Optimization of gas utilization efficiency for short-pulsed electron cyclotron resonance ion source

Area of Science:

• Nuclear physics
• Plasma physics
• Atomic physics

Background:

• Efficient production of radioactive isotopes like helium-6 (⁶He) is crucial for various scientific applications.
• Electron Cyclotron Resonance (ECR) ion sources are widely used for generating charged particles, but optimizing gas utilization efficiency remains a challenge.

Purpose of the Study:

• To perform a numerical analysis of helium-6 (⁶He) atom production in an ECR ion source.
• To investigate methods for improving ion source efficiency, specifically gas utilization, for ⁶He generation.
• To propose novel approaches for creating high-efficiency ion sources.

Main Methods:

• Utilizing a zero-dimensional balanced model of ECR discharge within a magnetic trap.
• Simulating the behavior of helium-6 (⁶He) atoms under specific ECR conditions.
• Analyzing the impact of gyrotron heating on ion source performance.

Main Results:

• The study provides a numerical analysis of ⁶He atom production.
• Identified key parameters influencing ion source efficiency.
• Achieved theoretical gas utilization efficiencies ranging from 60% to 90%.

Conclusions:

• The proposed methods offer a pathway to significantly enhance ion source performance for ⁶He production.
• Optimized ECR discharge parameters and gyrotron heating are vital for efficient isotope generation.
• The findings contribute to the development of advanced ion sources for nuclear research.