A New Modified Form of Murnaghan Thermodynamic Equation of State

Author(s):  
Tanveer Ahmad Wani ◽  
B. K. Das ◽  
Babita Tripathi ◽  
Ikhlaq Ahmed Khan
Author(s):  
Olaf Hellmuth ◽  
Rainer Feistel ◽  
Thomas Foken

AbstractThe differences between one classical and three state-of-the-art formulations of the mass density of humid air were quantified. Here, we present both the calculi for direct determination of the humid-air mass density employing the virial form of the thermodynamic equation of state, and a sufficiently accurate look-up-table for the quick-look determination of the humid-air mass density, which is based on the advanced Thermodynamic Equation of Seawater 2010.


2000 ◽  
Vol 09 (01) ◽  
pp. 35-42 ◽  
Author(s):  
JUNG-HWAN JUN ◽  
YOUNG KWAK HO

We investigate spherically symmetric solutions for nonrelativistic cosmological fluid equations and thermodynamic equation of state for Newtonian stars of ideal gas. Using simple ansätze it is shown that the assumption of a polytrope, [Formula: see text], at the center of the star only suffices to obtain analytic solutions. We find collapse behavior for γ≤4/3 and oscillatory behavior for γ>4/3 along with the discussion on their mechanisms. For the oscillatory behavior we obtained the frequency of small oscillation ω which is [Formula: see text] times that obtained by Zel'dovich and Novikov.


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