Research Article

DSMC Simulation and Experimental Validation of Shock Interaction in Hypersonic Low Density Flow

Table 2

Properties of nitrogen molecule in DSMC.

Degree of freedom5
Molecular mass  ×    Kg46.5
Viscosity coefficient1.656
Viscosity index0.74
(for VSS model)1.36
Molecular diameter (VHS)  ×    m4.17
Molecular diameter (VSS)  ×    m4.11
Molecular diameter (HS)  ×    m3.784