Symbol | Description | Value |
---|---|---|
C p | Specific heat | See Table 2 |
d m | Depth of melting | |
D p | Projectile diameter | |
\( {E}_m^0 \) | Specific energy of melting | See Table 2 |
F | Surface heat flux | |
k | Experimentally determined scaling constant | 0.42 |
L m | Latent heat of melting | See Table 2 |
M melt | Mass of melt | |
m p | Mass of projectile | |
T l0 | Liquidus temperature at the surface | See Table 2 |
T l | Liquidus temperature | |
T s | Surface temperature | 1750 K |
P | Pressure | |
R | Radius of body | |
r | Radial coordinate | |
v | Impact velocity | |
V melt | Volume of melt | |
z | Depth coordinate | |
γ | π-group scaling parameter (γ = 3μ/(2 + μ)) | 0.66 |
θ | Impact angle | |
μ | Energy/momentum scaling (velocity exponent) | 0.56 |
ρ t | Target density | |
ρ p | Projectile density |