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pro vyhledávání: '"David B. Hash"'
Publikováno v:
Physics of Fluids. 6:2191-2201
For internal energy relaxation in rarefied gas mixtures, exact relationships are derived between the selection probability P employed in direct simulation Monte Carlo (DSMC) methods and the macroscopic relaxation rates dictated by collision number Z
Autor:
David B. Hash, Hassan Hassan
Publikováno v:
Journal of Thermophysics and Heat Transfer. 7:680-686
The majority of implementations of the Direct Simulation Monte Carlo (DSMC) method of Bird do not account for vibration-dissociation coupling. Haas and Boyd have proposed the vibrationally-favored dissociation model to accomplish this task. This mode
Autor:
Hassan Hassan, David B. Hash
Publikováno v:
Journal of Thermophysics and Heat Transfer. 7:228-232
The Direct Simulation Monte Carlo method of Bird is used to investigate the characteristics of low density hypersonic flowfields for typical aerobrakes during Martian atmospheric entry. The method allows for both thermal and chemical nonequilibrium.
Autor:
Hassan Hassan, David B. Hash
Publikováno v:
31st Aerospace Sciences Meeting.
The generalized hard sphere model which incorporates the effects of attraction and repulsion is used to predict flow measurements in tests involving extremely low freestream temperatures. For the two cases considered, a Mach 26 nitrogen shock and a M
Autor:
David B. Hash, Hassan Hassan
Publikováno v:
30th Aerospace Sciences Meeting and Exhibit.
The Direct Simulation Monte Carlo method of Bird is used to investigate the characteristics of low density hypersonic flowfields for typical aerobrakes during Martian atmospheric entry. The method allows for both thermal and chemical nonequilibrium.
Autor:
David B Hash, Martin S Bell, Kenneth B K Teo, Brett A Cruden, William I Milne and M Meyyappan
Publikováno v:
Nanotechnology; 6/1/2005, Vol. 16 Issue 6, p925-930, 6p