Nomenclature

M, m

Mass

kg

V

Volume

m³

F

Force

N

A

Area

m²

k

Bulk modulus

N/m²

p

Pressure

N/m²

L

Length

m

As

Inner Area

m²

Dh

Hydraulic diameter

m

C

Circumference

m

t

Time

s

g

Gravitational constant

m/s²

v, u

Velocity

m/s

D

Diameter

m

Rc

Curvature radius

m

c

Blood wave speed

m/s

ri

Blood vessel radius

m

β

Compliance of a blood vessel

1/Pa

E

Elastic modulus

N/m²

h

Wall thickness

m

f

Frequency of vortex shedding

1/s

ρ

Density

kg/m³

τ

Shear stress

N/m²

μ, η

Dynamic viscosity

Pa * s

ν

Kinematic viscosity

m²/s

σs, σ

Surface tension

N/m²

ω

Angular frequency

1/s

𝛾̇

Shear rate

1/s

θ

Angle between two laser beams

˚

Re

Reynolds number

α

Womersley number

De

Dean number

Pe

Peclet number

St

Strouhal number

Ca

Cavitation number

Pr

Prandtl number

We

Weber number

C

Capillary number

CV

Control volume

CS

Control surface

Sys

System

MEMS

Micro-electro-mechanical systems