Results 71 to 80 of about 4,215,064 (363)

A New Fourth Order Compression Dependent Equation of State

open access: yesEast European Journal of Physics
This study introduces a new first- to fourth-order exponential equation of state (EOS) to enhance accuracy across varying compression levels. The proposed exponential EOS is compared to the widely used fourth-order Birch-Murnaghan EOS, and it not only ...
Abhay P. Srivastava   +3 more
doaj   +1 more source

Calculation of Thermodynamic properties of Fluid Using a New Equation of State [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1992
Using the Lennard-Jones (12-6) potential, a new equation of state is obtained that can predict properties of both gases and liquids relatively well. This equation of state is given as (Z-a)V2=(A/V2)-B, where Z is the compressibility factor, A and B are ...
Gh. Parsafar, F. Kermanpour
doaj  

Ab Initio Phase Diagram of Chromium to 2.5 TPa

open access: yesApplied Sciences, 2022
Chromium possesses remarkable physical properties such as hardness and corrosion resistance. Chromium is also a very important geophysical material as it is assumed that lighter Cr isotopes were dissolved in the Earth’s molten core during the planet’s ...
Samuel R. Baty   +4 more
doaj   +1 more source

Equation of State from Lattice QCD Calculations

open access: yes, 2011
We provide a status report on the calculation of the Equation of State (EoS) of QCD at finite temperature using lattice QCD. Most of the discussion will focus on comparison of recent results obtained by the HotQCD and Wuppertal-Budapest (W-B ...
Gupta, Rajan
core   +1 more source

GW170817: Joint Constraint on the Neutron Star Equation of State from Multimessenger Observations [PDF]

open access: yes, 2017
Gravitational waves detected from the binary neutron star (NS) merger GW170817 constrained the NS equation of state by placing an upper bound on certain parameters, describing the binary’s tidal interactions.
D. Radice   +3 more
semanticscholar   +1 more source

Ability of LIGO and LISA to probe the equation of state of the early Universe [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2019
The expansion history of the Universe between the end of inflation and the onset of radiation-domination (RD) is currently unknown. If the equation of state during this period is stiffer than that of radiation, w > 1/3, the gravitational wave (GW ...
Daniel G. Figueroa, Erwin H. Tanin
semanticscholar   +1 more source

4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase in malaria parasites and enhances atovaquone efficacy

open access: yesFEBS Letters, EarlyView.
Atovaquone is an antimalarial requiring potentiation for sufficient efficacy. We pursued strategies to enhance its activity, showing that 4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase, decreasing ubiquinone biosynthesis. Since atovaquone competes with ubiquinol in mitochondria, 4‐nitrobenzoate facilitates its action, potentiating ...
Ignasi Bofill Verdaguer   +7 more
wiley   +1 more source

CURVES OF THERMODYNAMIC STATES IN SOME FLUIDS WITH DISPERSION

open access: yesTASK Quarterly, 2017
Variations in the thermodynamic state of a dispersive medium, caused by sound, are studied. A bubbly liquid and a Maxwell fluid are considered as examples. Curves in the plane of thermodynamic states are plotted.
ANNA PERELOMOVA
doaj   +1 more source

An equation of state for dark matter [PDF]

open access: yes, 2011
Dark matter, believed to be present in many galaxies, is interpreted as a hydrodynamical system in interaction with the gravitational field and nothing else.
Fronsdal, Christian, Wilcox, Thomas J.
core  

Towards a precision calculation of the effective number of neutrinos Neff in the Standard Model: the QED equation of state [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2019
We revisit and quantify in this work several aspects of Standard Model physics at finite temperature that drive the theoretical value of the cosmological parameter, the effective number of neutrinos Neff, away from 3 in the early universe.
Jack J. Bennett   +3 more
semanticscholar   +1 more source

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