ρ | Bulk magma density |
ρ l | Melt density |
ρ e | Ex-solved volatile density |
p | Melt pressure |
p g | Gas pressure |
η f | Melt viscosity |
v | Magma ascent velocity |
ψ | Void ratio |
a | Conduit radius |
g | Gravity acceleration |
J | Mass flux of volatile |
B | Universal gas constant |
T | Magma temperature |
K l | Bulk modulus of melt |
R g | Bubble radius |
S | Cell radius |
c | Volatile concentration |
n | Bubble number density |
D | Diffusivity of volatile in melt |
t | Time |
z | Vertical coordinate |