Skip to content

Lecture Timeline · PC368

Introduction to Plasma Physics in teaching order (semester 1, Friday 3-hour lectures — 15 weeks). Reference texts: Bellan; Chen; Dendy.

Lecture Week Topics Wiki pages
Lec 1 1 What is a plasma? Fusion motivation, plasma parameters Plasma · Ideal plasma · Fusion energy · Lawson criterion · Magnetic confinement · Plasma frequency (eq.) · Debye length (eq.)
Lec 2 2 Debye shielding, quasi-neutrality Debye shielding · Quasi-neutrality · Poisson equation — 🔬 Debye shielding lab
Lec 3 2–3 Plasma oscillations & frequency Plasma frequency
Lec 4 3–4 Collisions & transport; Vlasov equation, two-fluid picture Coulomb collisions · Vlasov equation · Vlasov (eq.)
Lec 5 5 Magnetohydrodynamics: fluid description, frozen-in flux MHD · Frozen-in theorem · Continuity (eq.) · Momentum (eq.) · Induction (eq.) · Alfvén velocity (eq.)
Lec 6 5 Sheath physics, current balance, the Langmuir probe Plasma sheath · Langmuir probe
Lec 7 6–7 Single-particle motion: gyration and drifts Larmor radius · Drift motions — 🔬 Drift orbit lab
Lec 8 6 Adiabatic invariants, magnetic mirrors, the loss cone Adiabatic invariant · Magnetic mirror · Loss cone · Loss-cone angle (eq.)
Lec 9–10 8 Elementary plasma waves Plasma waves · Langmuir waves · Ion-acoustic waves · Sound speed
Lec 11 9 EM waves in plasma; streaming instabilities EM waves in plasma · Streaming instability — simulated live in PHY653
Lec 12 9 The Landau problem Landau damping · Landau dispersion (eq.)
Lec 13 10–12 Cold plasma waves in magnetized plasma Dielectric tensor · Magnetized waves · Resonance cones · Cold-plasma dispersion (eq.) — 🔬 Wave explorer
Lec 14 13–14 Force-free fields, magnetic stress; static & dynamic MHD equilibria Magnetic stress tensor · MHD equilibrium · Pinch equilibria · Virial theorem · Bennett relation (eq.) · Grad–Shafranov (eq.)
Lec 15 14 MHD dynamics & instabilities; the energy principle MHD instability · Interchange instability · Sausage & kink · Energy principle
Lec 16 15 Magnetic islands & reconnection Magnetic islands · Magnetic reconnection
Lec 17 15 The Sweet–Parker model Sweet–Parker model · Reconnection rate (eq.) · Lundquist number (eq.) — 🔬 Reconnection rate lab

🔬 = an interactive widget covers this lecture. See all four in Simulations, and put numbers to them in the worked examples.

Computational companion

Nearly every topic here is simulated in the graduate course PHY653: drifts by direct orbit integration, waves and instabilities by PIC.