A Brief Introduction to Space Plasma Physics.pdf - Institute of ...

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– Average random energy r r 2 − = ∫ 2 r r r 1 ms ( v us ) ms ( v − us ) fs ( , v, t) dv / fs ( , v, t) dv r 1 2 2 – The partial pressure of s is given by p n s s 2 N = ( ) 2 3r − 1 2 ( 2ms ( v us ) where N is the number of independent velocity components (usually 3). r ∫ – In equilibrium the phase space distribution is a Maxwellian distribution r r ⎡ 1 2 r r ( ) ( − ) ⎤ 2 ms v us fs , v = As exp⎢ ⎥⎦ ⎣ kTs where A s = n s m 2π kT
• For monatomic particles in equilibrium 1 2 2m ( ) NkT s v us = / 2 p s =nskTs where k is the Boltzman constant (k=1.38x10 -23 JK -1 ) • For monatomic particles in equilibrium m v r − u r 2 = NkT 1 2 ( ( ) ) 2 • This is true even for magnetized particles. • The ideal gas law becomes s r − r s p = n s s kT s s
Page 1 and 2: ESS 200C - Space Plasma Physics Win
Page 3 and 4: Space Plasma Physics • Space phys
Page 5 and 6: - Galileo theorized that aurora is
Page 7 and 8: The Plasma State • A plasma is an
Page 9 and 10: • B acts to change the motion of
Page 11: • The electric field can modify t
Page 14 and 15: • The change in the direction of
Page 16 and 17: • Maxwell’s equations - Poisson
Page 18 and 19: • Maxwell’s equations in integr
Page 20 and 21: • For a coordinate in which the m
Page 22 and 23: B r • The force is along and away
Page 24: - As particles bounce they will dri
Page 27: The Properties of a Plasma • A pl
Page 31 and 32: • What makes an ionized gas a pla
Page 34 and 35: • The plasma frequency - Consider
Page 36 and 37: • A note on conservation laws - C
Page 38 and 39: - Momentum equation r ∂us r r r r
Page 40 and 41: • Energy equation ∂ ( ∂t 1 2
Page 43 and 44: - Often the last terms on the right
Page 45 and 46: F B • Magnetic pressure and tensi
Page 47 and 48: •Some elementary wave concepts -F
Page 49 and 50: • When the dispersion relation sh
Page 51 and 52: - Incompressible Alfvén waves •
Page 53 and 54: 1 2 2 C ⎛ B ⎞ A ⎜ ⎟ ⎝ µ
Page 55 and 56: - Continuity - Momentum - Equation
Page 57 and 58: • The fluid velocity must be alon
Page 59: - Arbitrary angle between k r and B

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