Notation
a
Absorption coefficient
c
Concentration of electrolyte or heat capacity (see context)
D
Diffusion coefficient (general)
D self
Self-diffusion coefficient of water molecules
D p
Diffusion coefficient of excess proton
E
Electric field strength
e
Elementary charge (e = 1.602Á10
À19 C)
E a
Activation energy
E
Electromotive force
0 ; 00
Real and imaginary parts of the complex dielectric function
à = 0 +
i 00
0
Dielectric permittivity of vacuum ð 0 = 8.854Á10
À12 F=mÞ
(0)
Static dielectric constant
1
Dielectric constant at high (optical) frequencies
THz
Dielectric constant at THz frequencies
D
Dielectric strength, dielectric contribution (D = (0)– 1 )
F
Force
g
Kirkwood–Fröhlich correlation factor
g ij (r)
Probability of finding an atom i at distance r from another atom j
h
Separation distance
C
Friction (damping) constant
c
Surface tension of damping constant (see context)
k B
Boltzmann constant (1.381Á10
À23 J/K)
j
Coupling constant or wave vector (see context)
K w
Self-ionization constant of water
pK w
Logarithm of K w
K
Molar conductivity
K
0
m
Limiting conductivity at “infinite dilution”
k, l, L
Distance
m, M
Mass
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