Liquid metal ion source assembly for external ion injection into an electron string ion source (ESIS)

Area of Science:

• Physics
• Accelerator Science
• Ion Beam Technology

Background:

• Development of advanced ion sources is crucial for various scientific applications.
• Liquid metal ion sources offer high brightness and precise control.
• Collaborative research between iThemba LABS and JINR aims to enhance ion beam capabilities.

Purpose of the Study:

• To construct and commission a Gallium (Ga+) liquid metal ion source assembly.
• To integrate the ion source with ion transportation, focusing, deflection, and diagnostics systems.
• To lay the groundwork for future experiments on charge breeding efficiency.

Main Methods:

• Assembly of a commercial Ga+ liquid metal ion source.
• Integration with ion transportation and focusing optics.
• Incorporation of a pulse high-voltage quadrupole deflector and beam diagnostics.
• Commissioning of the Ga+ ion beam.

Main Results:

• Successful construction of the integrated ion source assembly.
• Initial Ga+ ion beam commissioning results demonstrating system functionality.
• Readiness for further experiments involving external injection.

Conclusions:

• The constructed Ga+ ion source assembly is operational.
• The system is prepared for advanced experiments, including charge breeding efficiency measurements.
• This collaboration advances ion beam technology for scientific research.