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Plasma Physics

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Plasma Physics

Thermal vs Non-Thermal Plasmas

The classification of plasmas based on thermodynamic equilibrium between electron temperature T_e and heavy ion/gas temperature T_i.

Thermal: T_e ≈ T_i ≈ T_gas; Non-Thermal: T_e ≫ T_i ≈ T_gas Kelvin or eV
Plasma Physics

Tokamak

A toroidal magnetic confinement fusion device that utilizes external magnetic coils and an internal driven plasma current to create a…

q = (r B_toroidal) / (R B_poloidal) Dimensionless Safety Factor q
Plasma Physics

Two-Stream Instability

A fundamental electrodynamic plasma instability that occurs when two counter-streaming particle beams or an electron beam injected into a…

1 = (ω_pe1² / (ω - k v₁)²) + (ω_pe2² / (ω - k v₂)²) s⁻¹ (Growth Rate Im(ω))