Indexes

Quantities

absolute activity

λ

absolute lethal concentration

{LC}_{100}

absolute lethal dose

{LD}_{100}

A

absorbed (spectral) photon flux density absorbed (spectral) radiant power density absorptance

α

absorption cross-section

σ

acceleration of free fall

g

a

acceptable daily intake acceptor number

AN

S_{λ}

activation energy activity

a

activity coefficient

f

γ

A

affinity of reaction

A

amount concentration

c

amount fraction x (y for gaseous mixtures) amount of substance

n

angle angle of optical rotation

α

angular frequency

ω

angular momentum

L

m_{a}

Z

D

E_{g}

benchmark dose (BMD) and lower effective dose (LED) biochemical (biological) oxygen demand biological exposure index biological tolerance values for working materials bond-dissociation energy

D

θ_{B}

C

cathodic transfer coefficient

α_{c}

CV

Celsius temperature

t

θ

centrifugal acceleration

a_{rot}

centrifugal force

F_{rot}

centrifugal radius

r

characteristic mass for integrated absorbance

m_{0}

characteristic mass for peak absorption

m_{p}

characteristic mass

m_{c}

ρ

n

ν_{e}

z

z

φ

chemical oxygen demand chemical potential

μ_{B}

δ

Δ V / Δ t

coherence length

ζ

collision cross-section

σ

collision density

Z_{AA}

collision diameter

d

collision efficiency

B_{c}

collision frequency

z_{A} (A)

compression factor

Z

γ

σ

contact angle corrosion potential

E_{cor}

coulomb integral

H_{rr}

coupling constant (spin-spin)

J

critical excitation energy

E_{q}

critical micelle concentration critical pressure

p_{c}

critical temperature

T_{c}

current density decadic absorbance

A

decay constant degeneracy degree of reaction

α

ρ

dielectric polarization

P

differential capacitance diffusion coefficient

D

D

disintegration energy

Q

dissociation energy

E_{d}

D

distribution ratio

D

dose equivalent

H

t_{D}

driving force (affinity) of a reaction

A

dynamic viscosity

η

efficiency of nebulization

ε_{n}

η

electric charge

Q

electric coherence length

ξ_{E}

electric conductance

G

electric current density

j

electric current

I

electric dipole moment

p

electric displacement

D

electric field (strength)

E

electric mobility

u

μ

electric polarizability

α

electric potential

V

electric resistance

R

electro-osmotic hold-up time

t_{eo}

electro-osmotic mobility

u

μ_{eo}

electrode current density

j

electrode potential

E

electrokinetic potential

ζ

electromotive force

E

electrophoretic mobility

μ

emission anisotropy emittance

ε

energy storage efficiency

η

E

enrichment factor

S

enthalpy of activation

Δ^{‡} H^{⚬}

H

entropy of activation

Δ^{‡} S^{⚬}

S

extent of reaction

ξ

extraction factor

D_{m}

flow rate flow resistance parameter

Φ

E_{⚬}

F

Ψ

H_{0}

ϕ

F

fraction extracted

E

f

ν

ν

ω

friction factor

μ

frictional coefficient

f

fugacity coefficient

ϕ

f

\tilde{p}

f

G

generation time

t_{G}

Gibbs energy (function)

G

Gibbs energy of activation

Δ^{‡} G^{⚬}

Gibbs film elasticity heat capacity of activation

Δ^{‡} C_{p}^{⚬}

C

J_{q}

q

Q

Helmholtz energy (function)

A

Huggins coefficient

k_{H}

hydrolysis ratio

r_{w}

E

E_{v}

impact parameter

b

Z

inhibitory concentration

IC

inhibitory dose

ID

inner electric potential

ϕ

integral capacitance internal absorptance

α_{i}

internal energy

U

interparticle porosity

ε

interparticle volume of the column

V_{0}

intrinsic activation energy

E_{a,i}

ionic conductivity ionic strength

I

ionic transport number

t

ionization energy

E_{i}

irradiance (at a point of a surface)

E

kinematic viscosity

ν

E_{k}

l

Γ

lifetime lifetime

τ

ε

e

local efficiency of atomization

ε_{a}

local fraction atomized

χ_{a}

β_{a}

local fraction desolvated

χ_{s}

β_{s}

local fraction volatilized

χ_{v}

β_{v}

luminance luminous intensity

I_{v}

magnetic field strength

H

magnetic flux density

B

Φ

magnetic moment

m

μ

magnetic susceptibility magnetic susceptibility

χ

magnetizability

ξ

magnetogyric ratio

γ

mass concentration

γ

ρ

mass distribution ratio

k_{MEEKC}

mass distribution ratio

k_{MEKC}

Δ

q_{m}

w

A

m

λ

median effective concentration

{EC}_{50}

median effective dose

{ED}_{50}

median lethal concentration

{LC}_{50}

median lethal dose

{LD}_{50}

median lethal time

{TL}_{50}

median narcotic concentration

{NC}_{50}

median narcotic dose

{ND}_{50}

microscopic cross-section

σ

t_{m}

migration time of micelles

t_{mc}

minimum consumption time

t_{min}

minimum lethal concentration

{LC}_{min}

minimum lethal dose

{LD}_{min}

mobility (general) mobility

μ

modulus of elasticity

E

m

b

molar absorption coefficient

ε

molar refraction

R

moment of a force

M

moment of inertia

I

J

p

mutual inductance

M

network-chain molar mass

M_{c}

N

nominal linear flow

F

σ

number concentration

C

n

n

number flow rate

q_{N}

number of entities

N

order of reaction

n

m

osmotic coefficient

ϕ

osmotic concentration

c

osmotic pressure

Π

outer electric potential

ψ

η

pair correlation length

ξ

partial mass density

ρ_{B}

partition constant

K_{D}^{o}

partition ratio

K_{D}

peak resolution

R_{s}

T

μ

ε

β

r

photon exitance

M_{p}

photon exposure

H_{p}

Φ_{p}

photon fluence rate

E_{p,o}

H_{p,o}

F_{p,o}

q_{p}

Φ_{p}

photon irradiance

E_{p}

N_{p}

photon radiance

L_{p}

N

polarizability polarization

ζ

P

potential energy

E_{p}

V

P

pre-exponential factor

A

p

r

Φ

L

radiant (energy) flux

P

Φ

radiant energy density

ρ

w

Q

radiant exitance

M

radiant exposure

H

radiant intensity

I

P

radiative lifetime

τ_{0}

rate of conversion

\dot{ξ}

rate of fluid consumption

q_{V}

rate of reaction

ν

X

reaction cross-section

σ_{r}

μ

ρ

refractive index

n

relative atomic mass

A_{r}

relative density

d

relative molecular mass

M_{r}

relative permeability

μ_{r}

relative permittivity

ε_{r}

relative retardation

R_{rel}

relative retention

r

t_{r}

residual emission anisotropy resistance

R

ρ

resolving power

R

τ_{R}

R

retardation factor

R

retardation factor

R_{F}

retention factor

k

retention index

I

R_{M}

rotational correlation time

τ_{c}

θ

rotational frequency

f_{rot}

rotational relaxation time

ρ

rotational term

F

saturation fraction

s_{B}

scattering angle

θ

sedimentation coefficient

s

selectivity factor

S_{f}

self inductance

L

A

separation factor

α

separation factor

α_{A,B}

separation number

SN

G

γ

τ

shielding constant

σ

Ω

ω

solvophobicity parameter

S p

specific activity

a

specific heat capacity

c

specific volume

v

spectral fluence rate

E_{λ, o}

spectral irradiance

E_{λ}

spectral photon exitance

M_{p λ}

spectral photon flow

Φ_{p λ}

spectral photon flux

E_{p λ}

spectral photon radiance

L_{p λ}

spectral radiance

L_{λ}

spectral radiant energy

Q_{λ}

spectral radiant exitance

M_{λ}

spectral radiant intensity

I_{λ}

spectral radiant power

P_{λ}

spectral sensitivity

S (λ)

specular reflectance

ρ

ν

c

spin-orbit coupling constant

A

stoichiometric number

ν

S t

substance fraction

x

n^{s}

n^{a}

surface charge density

σ

surface concentration

Γ

surface coverage

θ

surface density

ρ_{A}

ρ_{S}

surface excess concentration

Γ

n^{σ}

surface tension

γ

σ

symmetry number

s

T

thermal conductance

G

thermal conductivity

λ

thermal resistance

R

thermodynamic temperature

T

threshold energy

E_{0}

τ_{c}

time of centrifugation

t

t

T

total consumption time

t_{tot}

total velocity of the analyte

ν_{tot}

t_{ts}

transition wavenumber

\tilde{ν}

T

τ

transport number

t

t_{tv}

τ

v

c

vibrational term

G

viscosity function

Φ

volume flow rate

q_{v}

volume fraction

ϕ

volume of activation

Δ^{‡} V

θ

λ

σ

\tilde{ν}

G

w

W

Y