Greek letters and symbols used in this Website

Thermal expansivity (K⁻¹)

Thermal diffusivity (m² ˣ s⁻¹)

Polarizability (F ˣ m²)

Evaporation coefficient

Surface excess of component (mol ˣ m⁻²)

The Grüneisen parameter

Surface tension (N ˣ m⁻¹)

Heat capacity ratio

¹H gyromagnetic ratio

'the change between the start and end states'

Diffusion time (s)

Thickness (m)

Dielectric permittivity (C² ˣ J⁻¹ ˣ m⁻¹ )

Porosity

Dynamic viscosity (Pa ˣ s )

Refractive index

Quadrupole (C ˣ m²)

Temperature, dimension

Angle (°)

Contact angle (°)

Temperature (K)

Electrolytic conductivity (S ˣ m⁻¹)

Thermal conductivity (W ˣ m⁻¹ ˣ K⁻¹)

κ⁻¹ is the Debye length

A type of gelling carrageenan

Specific conductivity (S ˣ m² ˣ mol⁻¹)

Wavelength (m)

A type of gelling carrageenan

Field strength (V ˣ m⁻¹), micro- (10⁻⁶), Permeability (N ˣ A⁻²)

Chemical potential (J ˣ mol⁻¹ )

Dipole moment (C ˣ m)

Frequency (Hz)

Kinematic viscosity (m² ˣ s⁻¹)

Osmotic pressure (Pa)

Product sign

The irrational number, 3.141 592 653 589 793 . . . .

Polarity/dipolarity

Mass density (kg ˣ m⁻³)

Resistivity (Ω ˣ m)

Electrical conductivity (S ˣ m⁻¹)

Standard deviation

Chemical shift

Osmotic reflection coefficient

Surface charge density (C ˣ m⁻²)

Stefan-Boltzmann constant (W ˣ m⁻² ˣ K⁻⁴)

Relaxation time (s)

Tortuosity

Molecular force constants

Polysaccharide torsion angle H₁C₁OC₄ or H₁C₁OC₆

Concentration (kg ˣ m⁻³)

Osmotic coefficient

Fugacity coefficient

The golden ratio

Potential

Magnetic susceptibility

Ellipsometric parameter

Osmotic potential

Polysaccharide torsion angle C₁OC₄H₄ or C₁OC₆C₅

Ohm

Octupole (C ˣ m³)

probability-related number of configurations

Angular velocity (rad ˣ s⁻¹)

Polysaccharide torsion angle OC₆C₅H₅

Acentric factor