Non-Equilibrium Dynamics in QCD and Holography: A Review
Analysis
Key Takeaways
- •Heavy ion collisions create a quark-gluon plasma that evolves through non-equilibrium and near-equilibrium phases.
- •Direct QCD calculations of non-equilibrium dynamics are complex.
- •Hydrodynamic and holographic approaches offer alternative descriptions.
- •Holography provides a tool to study strong coupling dynamics.
- •The paper reviews applications to shear viscosity, sound waves, and the chiral magnetic effect.
“Holographic descriptions allow access to the full non-equilibrium dynamics at strong coupling.”