Cambridge University Press
0521364833 - Introduction to Plasma Physics - With Space and Laboratory Applications - by D. A. Gurnett and A. Bhattacharjee
Index



Index




accessibility 121

   modes accessible from free space 125

   modes not accessible from free space 125

action integral 48, 49

adiabatic equation of state 154

adiabatic invariants 48–60

   first 50–51

   harmonic oscillator 48–50

   second 51

   third 53

Airy functions 130

Alfvén

   index of refraction 100, 134

   Mach number 262, 278

   mode 135

   speed 134, 196, 257

   time scale 241

Alfvén waves 100

   generated by Jupiter’s moon Io 203

   solar wind 202

   transverse 198–199, 248

Ampère’s law 36, 38, 57, 85, 86, 182

analytic continuation 293, 296, 297

analytic function 293

anisotropy factor 377

   electron 381, 388, 389

   ion 385

anti-shielding 9, 411

aurora 2

average

   distance between neighboring particles 16

   kinetic energy 6

   number density 138

   velocity 138

average (expectation) value 138

axially symmetric magnetic field 39, 44, 50

Bennett pinch 211, 247

Bennett relation 213

Bernstein–Green–Kruskal (BGK) electrostatic potentials 406, 409–411

Bernstein-like modes 358

Bernstein mode 350–355, 387

Bessel functions 348, 349, 352, 369

   modified 351

Bohm–Gross dispersion relation 159, 284–285, 303

Boltzmann equation 140–144

bounce frequency 305

bounce resonance 58

bounded integrable orbits 68, 71

bounded volumes in CMA diagram 121

bounding surfaces in CMA diagram 121

bow shock 257, 276

bump-on-tail instability 328–330, 399–400

Buneman mode 289–290

Cauchy residue theorem 292

Cauchy velocity distribution function 298–300, 313–315

chaos 404

   Hamiltonian system 68, 402

   magnetic field 71

   single particle orbits 68–71

   velocity space diffusion 400–406

characteristic parameters of a plasma 5–18

characteristic resonance energy

   ion cyclotron mode 384

   whistler mode 379

charge continuity equation 147, 183

charge density 7

charge neutrality 1, 87, 182, 392

charge separation 10

Chew–Goldberger–Low (CGL) equation of state 154–155

Clemmow–Mullaly–Allis (CMA) diagram 120–127

   electrons 123

   electrons and ions 126

closure problem 152, 394

collective motions 2, 3

collisional drag force 162–163

collision cross-section

   charged and neutral particles 13

   charged particles 14, 416

   total 417

collision frequency 13–15, 132

   charged and neutral particles 13

   charged particles 13–15, 17, 415–433

   effective 163, 178

   electron–ion 15, 431

collision operator 143

collisions 1, 140, 144, 415–433

   fully ionized plasma 415

   isotropic 163

   large angle 16

   partially ionized plasma 13, 163

   small angle 13–16, 417–420

complex Đ-plane 320

complex frequency 395

complex p-plane 293, 296

conductivity

   fully ionized gas 427–431

   Hall 165

   Lorentz 247

   Ohm’s law 163

   parallel 165

   partially ionized gas 164–166

   Pedersen 164–166

   perpendicular 165

   sth species 164

conductivity tensor 85, 86, 367

   cold magnetized plasma 95

   cold unmagnetized plasma 88

   hot magnetized plasma 370

conjugate momenta 48, 61, 62, 129

conservation of energy 252

conservation of energy flux 254

conservation of mass 252

conservation of mass flux 253

conservation of momentum 252

conservation of momentum flux 253

constancy of the magnetic moment 41–43

constant-α surface 206

constants of motion 145

continuity equation in six-dimensional phase space 142

contour integral 292

convective derivative 150, 178, 189

co-rotational electric field 29, 30

cosmic rays 66

Coulomb

   collisions 416–417

   force 2, 13

   potential 9

   scattering 14

critical drift velocity 365

critical electric field 433

crossover frequency 104, 105, 106

current-driven electrostatic ion cyclotron waves 363–366

current-driven ion acoustic instability 331–334, 339

cusp mirror geometry 226

cyclic coordinates 62, 129

cyclotron

   frequency 12, 24

   harmonics 348

   radius 24

   resonance 55

   resonance energy 380

   resonance interactions 360

   resonance velocity 382

cyclotron damping 341, 374–377

   electron 103, 104, 376

   ion 106, 376–377

cyclotron frequency 12, 24

   electron 12

   ion 12

cylindrical magnetic field geometries 211–215

cylindrical velocity space coordinates 342, 343

damping constant 292

de Broglie wavelength 17

Debye–Hückel potential 8, 9

Debye length 7–9, 159, 303

Debye shielding 7–10

degrees of freedom 61

de Hoffmann–Teller frame 258–260

destructive transition in CMA diagram 121

diamagnetism 26

dielectric tensor 85, 86, 367

   cold magnetized plasma 95

   cold unmagnetized plasma 88

   hot magnetized plasma 370

differential rotation of the Sun 191

diffusion 166

   ambipolar 166–169

   coefficient 167

   equation 168, 191

   tensor 421, 424–426, 432, 434

   velocity 177

dipole moment per unit volume 84

Dirac delta function 77

discontinuities 251, 255

   contact 255–256

   rotational 255, 256–258

   shock 258

   tangential 256

dispersion 79

dispersion relation 78–80, 86

   electromagnetic ion cyclotron waves in a hot magnetized plasma 384

   electromagnetic waves in a cold magnetized plasma 97

   electromagnetic waves in a cold unmagnetized plasma 89

   electromagnetic waves in a hot magnetized plasma 367–386

   electron plasma oscillations 92, 159

   electrostatic waves in a cold beam plasma 285–290

   electrostatic waves in a hot unmagnetized plasma 283–284, 294–298, 299–303

   electrostatic waves in a hot magnetized plasma 345–366

   electrostatic waves in a magnetized Maxwellian plasma 350–355

   electrostatic waves in an unmagnetized Maxwellian plasma 308–311

   free space 79

   ion acoustic waves in a hot unmagnetized plasma 160-162

   Langmuir waves in a hot unmagnetized plasma 158–159, 302, 313, 316

   Langmuir waves in an unmagnetized Maxwellian plasma 308–311

displacement current 85

displacement field 84

distribution function (see velocity distribution function) 5, 137–140

   bi-Maxwellian 140, 377–378, 388

   Cauchy 170, 298–300, 320, 321, 335

   counter-streaming Cauchy 327, 328, 338

   double-humped 325

   kappa 336

   loss-cone 359, 382

   Maxwellian 5, 139, 169, 308, 337, 338, 387, 388

   non-equilibrium 6

   non-thermal 6

   reduced 295, 312

   ring-type 355

   solar flare electrons 405

   spatially averaged 392

   spherical shell 334, 357

Doppler shift 55, 153

double layer 409

drag force 149, 432

Dreicer electric field 433

drift velocities

   curvature drift 34

   E × B drift 27

   gradient drift 32

   near an x-type neutral line 58

   perpendicular force 31–32

dynamical friction vector 421, 422–424, 431

Earth’s magnetosphere 2, 29, 56, 58, 102, 225

   bow shock 276

   ionosphere 239

   magnetopause 256–258

   magnetotail 56

   plasmapause 30

   plasmasphere 29, 30, 225

   Van Allen radiation belt 68

effective potential 43, 63, 64, 66

eigenfrequency 231

eigenmodes 231

eigenvectors 201

   fast magnetosonic mode 201

   slow magnetosonic mode 201

   transverse Alfvén mode 198

   waves in a cold magnetized plasma 98, 110, 111

   waves in a cold unmagnetized plasma 89

eikonal 127

electric dipole antenna 93

electromagnetic

   ion cyclotron waves 100–101, 376

   waves in a cold magnetized plasma 94–127

   waves in a cold unmagnetized plasma 87–94

   waves in a hot magnetized plasma 367–386

electron acoustic waves 160

electron and ion pressure waves 155–162

electron cyclotron harmonics 354–355

electron phase-space holes 410

electron plasma oscillations 10–12, 158, 350

electron plasma oscillations near Jupiter’s bow shock 278

electronic charge 7

electrostatic

   electron cyclotron waves 360

   energy density 398

   instabilities 327–334

   ion cyclotron waves 361, 363

   noise at Jupiter’s bow shock 278

   potential 7

   waves in a cold magnetized plasma 98, 111

   waves in a cold unmagnetized plasma 92

   waves in a hot magnetized plasma 341–386

   waves in a hot unmagnetized plasma 281–334

elementary plane wave 77, 78

elliptically polarized wave 108

energy conservation equation 151

energy dissipation 273

energy equation (MHD) 192–194

energy equation for the sth species 151

energy method of stability analysis 231–235

enthalpy 194, 252, 256, 261

entropy 181, 273, 274

equations of state 152, 181–182

   adiabatic 153–154, 181

   Chew-Goldberger-Low (CGL) 154–155, 182

   cold plasma 152–153

   incompressible 181

   isothermal 181

   power law 181, 182

error function 431, 434

evanescent wave 91, 97, 100

external sources 92–94

extraordinary mode 111

Faraday rotation 107–109

Faraday’s law 45, 53, 86, 182

Fermi acceleration 59

field aligned currents 226

field aligned density irregularities 102

finite difference equation 401

finite Larmor radius effects 244

first law of thermodynamics 153

first-order linearized Vlasov equation 343

first-order quantity (definition) 87

fluid-like motions 161

flux

   coordinates 188

   function 216

   ropes 208

   surfaces in a toroidal magnetic field 215–219

Fokker–Planck

   collision operator 421, 426, 427

   equation 420–421

Fourier representation of waves 75–84

Fourier transforms 75

free energy sources 358, 362, 386

   beam 386

   current 363, 365–366

   loss-cone 362

free space L-O mode 122–126

free space R-X mode 122–126

frozen field theorem 186–191

fusion 2–3

Gardner’s theorem 318–319, 321

gaseous state 1–2

Gaussian harmonic wave packet 76

Gauss’ law 10, 90, 182

Gauss’ theorem 147

generalized coordinates 61

generalized Ohm’s law 178–181

gradient drift current 38

Grad–Shafranov equation 218

group velocity 80–84, 91

   Alfvén mode 199

   whistler mode 133

growth rate

   Buneman mode 290

   current-driven ion cyclotron waves 365

   electromagnetic ion cyclotron waves 385

   electromagnetic waves in a hot magnetized plasma 375

   electrostatic cold beam modes 285–290

   electrostatic waves in a hot unmagnetized plasma 290–303

   ion acoustic waves in a hot unmagnetized plasma 314, 332

   ion acoustic waves in an unmagnetized Maxwellian plasma 315–318

   Langmuir waves 303, 311

   whistler waves 382

guiding center 24

gyrotropic condition 343

Hall current 244

Hall MHD 245

Hamiltonian 48, 60–62, 128

Hamiltonian for a magnetic mirror field 62–66

Hamilton’s equations 60, 61, 128

harmonic oscillator 10, 221, 292

   equation 11, 48

   WKB solution 49

Harris dispersion relation 345–349, 386, 387

Heisenberg’s uncertainty principle 17

helium whistler 105, 106

high density approximation 112, 119

high-phase velocity approximation 284, 339, 361

homogeneous equation 79, 86, 367

   electromagnetic waves in a cold magnetized plasma 96

   electromagnetic waves in a cold unmagnetized plasma 89

   electromagnetic waves in a hot magnetized plasma 371

   electrostatic waves in a hot unmagnetized plasma 157, 283

   magnetohydrodynamic waves 197

Hooke’s law 10

Hopf’s theorem 207, 215

H-theorem 6

hybrid resonances 111, 350

   ion 111, 112, 113

   lower 111, 112–113

   upper 111–112, 353, 355, 360, 387

ideal gas law 140, 153, 167

ideal MHD 180

ideal MHD force operator 231

index of refraction 99, 389

   surface 83, 116

   vector 83

inhomogeneous plasmas 120

initial value problem 291

instabilities 355–366

   anisotropy-driven 355–363, 377–385

   cold beam 285–290

   counter-streaming beam 287

   current-driven 331, 355, 363

   interchange 221–227

   kinetic 327

   Kruskal–Schwartzschild 223, 236

   Rayleigh–Taylor 223, 236–239

   sausage-mode 225

   whistler-mode 378, 388

integral invariant 52

integrating factor 345, 369

internal energy 194, 252

internally trapped particles 68

Io 203

   Alfvén waves 203

   controlled radio emissions 203

   plasma torus 225

ion acoustic speed 333

ion acoustic waves 158, 160–162, 312–318, 339

ion cyclotron

   damping 366, 376, 377

   heating 107

   resonance energy 389

   resonance velocity 384

   waves 101

   whistler 104–107, 376

ion–ion cutoff frequencies 101

ion–neutral collisions 163

ionogram 113, 114

ionosphere 2, 239

ionospheric sounders 113–114, 354

ion-to-electron mass ratio 10

isoentropic 181

Jacobian 142

Joule heating 151

jump conditions 251

jump symbol 253, 255

Jupiter’s magnetosphere 203, 225

   bow shock 277–278

   Io plasma torus 225

   radio emission 203

kinetic energy density 138, 151, 194

kinetic energy flux 151

kinetic theory 137–146

L = 0 cutoff frequency 101

Lagrangian 61

Landau damping 160, 162, 290–308, 315

   linear 308

   non-linear 305–308

   physical origin 304–308

Landau resonance velocity 364

Langmuir waves 10, 158–160, 284

Langmuir waves generated by a solar flare 405

Langmuir waves in the solar wind 329, 330

Laplace’s equation 169

Laplace transform 281, 291–294, 335

   first derivative 292

   higher order derivatives 292

   integration contour 291, 297

   inverse 291, 294, 295, 298, 335

   second derivative 292

large-argument expansion of the plasma dispersion function 309–310, 316, 364

lattice-like structures 17

left- and right-hand polarized free space modes 107

left-hand polarized ordinary (L-O) mode 100, 101, 123, 374

lightning 2, 101, 225

   ball 2

   bead 225

linear force operator 227–228, 231, 234, 248

linearization of the Vlasov equation 342–345

local thermodynamic equilibrium 153

longitudinal waves 92, 98, 157

long-range force 2, 140

long-wavelength approximation 361

loop antenna 93

Lorentz force 24, 41

Lorentz gas model 162–163, 427

loss cone 45, 172, 380

low-density approximation 113

low-phase velocity approximation 339

low-temperature, high-phase velocity limit 386

low-temperature, long wavelength limit 350, 373–374

L-shell 53

Lundquist number 241

macroscopic averages 15

magnetic

   amplification 190

   beach geometry 106

   bottle 3, 43

   confinement 3

   convection 185–191

   diffusion 191

   energy density 194

   field aligned currents 363

   field strength 12

   flux 63

   flux annihilation 241

   flux invariant 47, 53, 54

   helicity 209

   merging 57–58

   mirror field 39

   mirror force 40–41

   mirror machine 362, 380

   mirror ratio 45–72

   moment 25, 26, 41, 66

   pressure 39, 183–185

   pressure tensor 184

   reconnection 240–244, 245

   Reynolds number 185

magnetization 26

magnetization current 26, 38, 84

magnetohydrodynamics (also see MHD) 175–245

magnetohydrodynamic waves 195–204

   fast magnetosonic mode 197

   slow magnetosonic mode 197

   transverse (shear) Alfvén mode 197, 198, 257

magnetosonic modes (see magnetohydrodynamic waves) 200–201

magnetosphere 2

   Earth 29, 56, 58, 68, 102, 225

   Jupiter 203, 225

magnetostatic equilibrium 39

marginal stability condition 318, 388

marginal stability line 320

Markov process 420

mass continuity equation 176, 182

Maxwellian electron and ion velocity distribution functions 315–318

Maxwellian velocity distribution function 6, 350

Maxwell’s equation 40

mean-free path 244, 251, 419

method of successive approximations 285

MHD (also see magnetohydrodynamics) 175

   diffusion time scale 241

   discontinuities 251–278

   equations 182–183

   jump conditions 251–255

   shocks 276–278

   stability 219–239

MHD equilibria

   force balanced 210–219

   force-free 206–210

microscopic scale length 251

mirror point magnetic field 52

mobility coefficient 167

moment equations 146–151

moments of the Boltzmann equation 146–151

   first 147–150

   second 150–151

   zeroth 146–147

momentum equation 150, 176–178, 182

multi-component plasma 311

neutron star 2, 190

Newton’s law 141

non-conservative electric field 45–46

non-destructive transition in CMA diagram 121

non-integrable system 62

non-linear effects 391–411

non-linear evolution and stability of MHD shocks 275

non-propagating wave 91

normalized one-dimensional velocity distribution function 283

normal mode method of MHD stability analysis 228–231

normal modes 79

number density 5–6, 138

number of degrees of freedom 154, 181

number of electrons per Debye cube 15–17, 144, 415

Nyquist criterion 320–326

oblique propagation 116–127

   cold magnetized plasma 116–127

   hot magnetized plasma 385–386

Ohmic heating 164

Ohm’s law (also see conductivity and resistivity) 163–164, 178, 180, 182

operator substitutions 78

ordinary mode 110

parallel kinetic energy 60

parallel propagation in a cold magnetized plasma 97–101

parallel propagation in a hot magnetized plasma 372–385

parallel resonance velocity 362

Penrose criterion 321–326, 327, 338

permeability of free space 36

permittivity of free space 7

perpendicular kinetic energy 60

perpendicular propagation

   cold magnetized plasma 110–116

   hot magnetized plasma 350–355

perturbed kinetic energy of an MHD equilibrium 232

perturbed potential energy of an MHD equilibrium 232

phase mixing 305

phase space 137

phase space trajectories 304

phase-space volume element 137, 141, 144

phase velocity 77, 91

ɸ-pinch 214

photoelectron current 10

pitch angle 43, 44, 381

pitch-angle scattering 383

Planck’s constant 18

planes of constant phase 77

plane wave 77

plasma

   definition 1

   fourth state of matter 1

   recombination 1

   representative parameters 18

   sources of ionization 1

plasma β 185

plasma dispersion function 308–311, 336, 364

   large-argument expansion 309

   power series expansions 309

   small-argument expansion 309

plasma frequency 10–12

   electron 11

   ion 161

   sth species 11

plasma heating

   via hybrid resonances 115–116

   via ion cyclotron resonances 107

   via Ohmic dissipation 164

plasma parameter 15, 419

plasmapause 30

plasma sheaths 9–10

plasmasphere 29, 30, 225

Plemelj relation 301, 309, 321, 357, 361, 374

Poeverlein construction 129, 130

Poincaré surface of section 70

Poisson’s equation 7, 281, 282, 392, 395, 406

polarization 105

polarization charge 31, 37, 84

polarization reversal 104, 106, 107

poles of a complex function 291, 294

polytrope index 154, 181

positive ion sheath 9

Poynting flux 92, 194, 198

pressure 39

pressure tensor 138, 148

principal value integral 301

principle of superposition 79

propagating wave 97

propagation cutoff 90, 99, 116, 129

propagation vector 77

proton whistler 105, 106, 376

Q resonances 355, 387

q-factor 215

quantum effects 17

quasi-linear

   diffusion coefficient 399, 400

   diffusion equation 393–399, 400, 411

   theory 391–406

R = 0 cutoff frequency 99–100, 107

radial diffusion 60

radiation belt 45, 66, 362, 380

radius of curvature 34

Rankine–Hugoniot equations 261

ratio of collective to discrete interactions 17

ratio of heat capacities 153

ratio of kinetic energy to potential energy 16–17

ratio of plasma pressure to magnetic field pressure 185

Rayleigh–Taylor instability 190

ray path 82, 127–131

real charges 84

real current 84

reconnection 258

reduced mass 416

reduced velocity distribution function 283, 373, 405

refraction 127

relationship between dielectric tensor and the conductivity tensor 86

residue theorem 293, 294, 295, 298

resistive MHD 182–183

resistivity 179, 430

resonance cone 116–117, 119

resonant particles 304

reverse-field pinch 209, 210

reversibility 272–274

right-hand polarized extraordinary (R-X) mode 100, 106, 123, 374

ring current 35, 36

root-mean-square velocity 6

Rosenbluth potentials 433

   first 424, 431, 434

   second 426, 431, 434

rotational discontinuity 258

runaway particles 432

Rutherford scattering cross-section 14, 417, 422

scale height 236

scattering cross-section (see Rutherford) 13

screw pinch 214–215

secondary electrons 10

second law of thermodynamics 272, 273

self-adjoint operator 229, 248

separatrix

   magnetic field 56

   phase space 305

shear Alfvén mode (see magnetohydrodynamic waves) 197

shock

   adiabatic 266, 279

   coordinates 261

   electrostatic 409

   fast 266, 271

   field geometry 259

   foot 276

   intermediate 266, 271

   oblique 271–272

   overshoot 276

   parallel 268–269

   perpendicular 269

   propagation speed 260–266, 267

   ramp 276

   slow 266, 271

   strong 270

   switch-on 269

   transition region 276–278

   wave 59, 251, 255, 258–278

   weak 266

short-range force 140, 144

single particle motion 23–71

   dipole magnetic field 66–68

   magnetic mirror field 39–68

   near an x-type neutral line 69

   parabolic magnetic field 69, 70

   perpendicular electric and magnetic fields 26–29

   static uniform magnetic field 23–26

   time varying magnetic field 45–47

small amplitude waves 75

small-argument expansion of the plasma dispersion function 309, 310, 316, 364

Snell’s law 129

solar corona 58, 208

solar flare 59, 276, 329, 330, 404–405

solar wind 56, 202, 256, 257, 258

   interaction with a magnetized planet 257

   magnetic field 202, 246, 329

   pressure 60

   velocity 202, 276

Solov’ev equilibria 218

sonic Mach number 262

sound speed 251, 261

species 5

spectral density 398

Spitzer–Harm resistivity 430

stability

   electromagnetic waves in a hot magnetized plasma 377–385

   electrostatic waves in a hot unmagnetized plasma 318–334

   magnetohydrodynamic 219–239

Standard Map 401, 402, 403, 404

static MHD equilibria 204–219

static MHD equilibrium conditions 205–206

stationary non-linear electrostatic potentials 406–411

stellarator 37

Stokes’ theorem 46

strongly coupled plasmas 17, 416

strong shock limit 270

supernova 59, 276

Sweet–Parker model of magnetic reconnection 242–244

tangent form of the cold plasma dispersion relation 97

temperature 5–6

thermal cyclotron radius 352

thermal excitation of hybrid resonances 114–115

thermal speed 6, 156

   electron 9

   ion 9

thermodynamic state variables 273

threshold drift velocity 366

time stationary electrostatic potentials 145, 304

tokamak 37, 216

toroidal magnetic field 36, 37, 215–219

total pressure 177

total scattering cross-section 14

transverse waves 89–92, 98, 157

trapped particles in phase space 305

trapping of resonant electrons 383

turning points 43

two-stream instability 287, 410

type III solar radio bursts 329, 330, 404

ultraviolet radiation 10

uncertainty relation of quantum mechanics 77

uncertainty theorem for Fourier transforms 77

unit tensor 86

untrapped particles in phase space 305

Van Allen radiation belts 68

variational property of the perturbed MHD potential energy 233

vector calculus identities 443

vector differential operators 441–442

vector Helmholtz equation 247

vector potential 61, 209, 216

violations of the adiabatic invariants 54–60

   first 55–58

   second 58–59

   third 59–60

virial theorem 204

Vlasov approach to the analysis of small amplitude waves 281–290

Vlasov equation 144, 281, 392

   solutions based on constants of the motion 144–146

   spatially averaged 393

   time stationary 406

waveguide 131

wavelength 76

wave normal angle 83

wave number 76

waves in a cold plasma 75

waves in a hot magnetized plasma 341–386

waves in a hot unmagnetized plasma 281–334

wave steepening 251, 252, 275

wave vector 77

weak-beam approximation 288–289

weak growth rate approximation 300–303, 357, 358, 361, 385

weak shock limit 266–267

Wentzel–Kramer–Brillouin (WKB) equation 49, 129, 130

whistler dispersion 104

whistler mode 99, 100, 123, 124, 125, 376

whistler-mode chorus 383

whistler-mode emissions in planetary radiation belts 383

whistler-mode hiss 383

whistlers 100, 101–107

winding number 322

winding theorem 322, 324

x-type magnetic field configuration 240

x-type neutral line 56, 58, 69, 242

x-type neutral point 56, 69

zero-order quantities 87

Z-mode 123, 124, 125

Z-pinch 211–214





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