Simulating single-particle dynamics in magnetized plasmas: The RMF code

Area of Science:

• Plasma physics
• Computational physics
• Particle dynamics

Background:

• Accurate simulation of charged particle motion in electromagnetic fields is crucial for understanding plasma behavior.
• Existing methods may lack the speed or precision required for complex scenarios.

Purpose of the Study:

• To present the Rotating Magnetic Field (RMF) code for calculating charged particle motion.
• To highlight the code's capabilities for field analysis and particle trajectory simulation.
• To introduce recent advancements including synthetic diagnostics and RF grids.

Main Methods:

• Integration of Hamilton's equations in cylindrical coordinates.
• Utilizes an adaptive predictor-corrector double-precision variable-coefficient ODE solver.
• Initializes particle motion via position and velocity vectors; saves state vectors over time.

Main Results:

• The RMF code provides accurate and efficient calculation of particle trajectories.
• Post-processing with XDRAW allows for multi-window visualization of simulation data.
• Parallel processing and data mining capabilities enhance analysis of multiple simulation cases.

Conclusions:

• The RMF code is a versatile tool for studying charged particle dynamics in electromagnetic fields.
• Recent features expand its utility for simulating observational data and exploring advanced physical phenomena like Fermi acceleration.