Table 1.
Parameters for the 1D and 2D simulations for three simulation cases of the relativistic streaming instability.
| Simulation case | S1 |
S2 |
S3 |
|||
|---|---|---|---|---|---|---|
| Simulation type | 1D | 2D | 1D | 2D | 1D | 2D |
| Simulation name | S1–1D | S1–2D | S2–1D | S2–2D | S3–1D | S3–2D |
| L × L [Δx × Δy] | 8192 × 1 | 8192 × 8192 | 8192 × 1 | 8192 × 8192 | 8192 × 1 | 8192 × 8192 |
| Time steps [Δt] | 200 000 | 223 000 | 200 000 | |||
| Δx/de | 0.1 | 0.2 | 0.1 | |||
| ωpΔt | 0.05 | 0.045 | 0.05 | |||
| N(x, y, t = 0) | Uniform | Uniform | Uniform | |||
| N [PPC] | 200 | 200 | 200 | |||
| n1/n0 | 1 | 1 | 1 | |||
| ρ | 3 | 2 | 1 | |||
| γb | 80 | 6.24 | 60 | |||
Notes. The simulation domain size in grid cells L, the number of time steps, the grid cell size (Δx) normalized to the electron skin depth (de), the time step (Δt) in units of plasma frequency (ωp), the shape of initial density distribution, the initial number of particles-per-cell N (PPC), beam to background density ratio (n1/n0), the inverse temperature ρ = mec2/kBT, and the Lorentz factor of the beam (γb).
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