perfect fluid


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perfect fluid

[′pər·fikt ′flü·əd]
(fluid mechanics)
References in periodicals archive ?
In another paper Manoff[6] found the Euler -Lagrange equations from an unconstrained variation principle by using the method of Lagrangian with covariant derivatives and additional conditions for the perfect fluid.
To understand the QGP properties, and to challenge the perfect fluid paradigm, we will develop a novel precision tomographic tool based on: i) state of the art, no free parameters, energy loss model of high momentum parton interactions with evolving QGP, ii) simulations of QGP evolution, in which the medium parameters will be systematically varied, and the resulting temperature profiles used as inputs for the energy loss model.
Hopefully this will provide another gateway into understanding why this quark-gluon fluid is such a perfect fluid - the nature of why this is so is still a puzzle.
Matthew Bulgo has the perfect fluid restraint in Play and is superb in Silence.
Thoma [1] are among the first researchers that had observed a difference between the fluid flow properties for real fluid and perfect fluid in bladed wheel.
Only under extreme conditions, such as collisions in which temperatures exceed by a million times those at the center of the sun, do quarks and gluons pull apart to become the ultra-hot, frictionless perfect fluid known as quark-gluon plasma.
In his original paper [1], Kurt Godel has derived an exact solution to Einstein's field equations in which the matter takes the form of a pressure-free perfect fluid (dust solution).
Arnold's seminal 1956 paper on hydrodynamics in which he suggested that the Euler equation modeling a perfect fluid on an oriented Riemannian manifold can be reformulated as the equation for geodesics on the group of volume and orientation preserving the manifold's diffeomorphisms.
The energy momentum tensor T is said to describe a perfect fluid [2] if
The purpose of this paper is to consider time dependent thin disk of infinite extension made of a perfect fluid, i.
Since the matter content of the universe is assumed to behave like a perfect fluid in the standard cosmological models, the physical motivation for studying Lorentzian manifolds is the assumption that a gravitational field may be effectively modelled by some Lorentzian metric defined on a suitable four dimensional manifold M.
Greenberg believes the industry still hasn't created the perfect fluid, dynamic and efficient IT marketplace for everyone.