Home Wikituition Browse all terms Categories
Random term

Plasma Physics

4 terms


A–Z
All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Filtering by: Plasma Physics Starts with D Clear all
Plasma Physics

Debye Length

The characteristic spatial scale over which mobile charge carriers in a plasma screen out localized electrostatic potentials.

λ_D = √(ε₀ k_B T_e / (n_e e²)) m (Meters)
Plasma Physics

Dense Plasma Focus

A pulsed plasma device that uses electromagnetic forces to accelerate and pinch a plasma column into a short-lived, high-density hot spot.

E_k ~ 10–100 kJ (Electromagnetic Acceleration and Pinch) kJ (Capacitor Energy) & Short Pulses (ns)
Plasma Physics

Divertor

A component in a fusion tokamak that uses magnetic null points (X-points) to extract helium ash and heat exhaust from the plasma edge.

Magnetic X-point Separatrix Boundary Geometry MW/m² (Heat Flux Capacity)
Plasma Physics

Dusty Plasma

A complex plasma containing solid nanometer-to-micrometer scale dust grains that collect high negative charges from surrounding plasma…

Q_dust ~ - 10³ e to - 10⁵ e (Charged Micron Dust Grains) μm (Dust Size) & Charged State