**Venue: **Feynman Lecture Hall

**Class Timings: **2:00 PM to 3:30 PM, Tuesday and 11:00 PM - 12:30 PM, Friday

**First Meeting: **5 August 2022

**Course description: **

Introduction to astrophysical systems. Distances and timescales. Equations of hydrodynamics. Steady flows. Sound waves. Hydrostatic equilibrium. Jeans instability. Bondi accretion + Parker wind. Shocks. Supernovae blasts: Sedov Taylor solutions. Fluid instabilities. Induction equation and magnetohydrodynamics of single fluid plasma, flux freezing, energetics. Alfven waves. Magnetic reconnection - tearing modes. A turbulence primer. Dynamos. Magnetorotational instability. Basics of plasma physics : collective behaviours, particle motion descriptions and adiabatic invariants. Intermediate description: Two-fluids. Vlasov equation (PDF description). Boltzmann equations. Plasma instabilities.

There will be a numerical hands-on component.

**References: **

- The physics of fluids and plasmas : Arnab Rai Choudhuri
- Plasma physics for astrophysics : Russell M. Kulsrud
- Astrophysical magnetic fields : Anvar Shukurov and Kandaswamy Subramanian
- Fundamentals of plasma physics : P. M. Bellan
- Introduction to plasma theory : Dwight R Nicholson
- Lecture notes on astrophysical fluid dynamics : Gordon Ogilvie
- Modern classical physics (only part 5 and 6) : Kip Thorne and Roger Blandford

**Course evaluation:**

Assignments + class participation : 35%

Term paper (report + presentation) : 20% + 15%

Final exam : 30%

**Prerequisites:**Classical physics, Electromagnetism

- Teacher: Pallavi Bhat

Credit Score: 4

Zoom Link: https://icts-res-in.zoom.us/j/89927395357?pwd=WmEvaER2NUI4RXZHNWk0WTJkR1drQT09 Meeting ID: 899 2739 5357 Passcode: 884489