Words to Describe collisionless

Things collisionless often describes ("collisionless ________")

• limits
• sheets
• beam
• process
• conditions
• wave
• ions
• domain
• medium
• dynamics
• expansion
• simulation
• shocks
• shock
• electrons
• plasmas
• acceleration
• fluids
• damping
• stars
• depth
• instabilities
• mechanism
• modes
• instability
• theory
• flux
• equation
• beams
• regimes
• propagation
• interaction
• model
• disk
• waves
• orbits
• transport
• component
• excitation
• physics
• description
• absorption
• mode
• neutrinos
• simulations
• wind
• mechanisms
• electron
• approximation
• fronts
• flow
• perturbations
• environment
• collapse
• systems
• system
• turbulence
• dissipation
• fluid
• case
• flows
• models
• limit
• matter
• reconnection
• gas
• equations
• plasma
• layer
• hydrodynamics
• motion
• sheaths
• front
• dissociation
• processes
• sheath
• region
• phenomena
• assumption
• regime
• heating
• relaxation
• particles