Results 121 to 130 of about 189,255 (150)

Long Range Electron Density Oscillations at Non-zero Temperatures

open access: closedProceedings of the Physical Society, 1963
The form of the electron density surrounding a spherically symmetric defect in a Fermi gas at non-zero temperature is calculated. At large distances and moderate temperatures the density decay contains a factor (πkFkT /2EF) csch(πkT/EF) kFr and reduces at zero temperature to the well-known inverse cube dependence of amplitude on distance.
C. P. Flynn, R. L. Odle
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Lattice results on QCD at high temperature and non-zero baryon number density

open access: closedProgress in Particle and Nuclear Physics, 2009
Abstract Studies of QCD thermodynamics on the lattice now can be performed with an almost realistic quark mass spectrum and on quite large lattices. This will soon allow a controlled extrapolation to the continuum limit. We present recent results on the QCD equation of state, discuss deconfining and chiral symmetry restoring aspects of the QCD ...
Frithjof Karsch
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LATTICE QCD AT NON-ZERO TEMPERATURE AND DENSITY WITH WILSON AND NEUBERGER QUARKS

open access: closedInternational Journal of Modern Physics A, 2006
We study lattice QCD at finite temperature and density with two flavors of Wilson quarks and overlap quarks. Transitions do appear at extreme conditions.
Xiang-Qian Luo   +3 more
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Density matrix renormalisation group study of a one-dimensional quantum spin chain at non-zero temperature

open access: closedJournal of Magnetism and Magnetic Materials, 1998
In order to model quasi-one-dimensional magnetic systems such as CuGeO3, we need to be able to calculate various properties of one-dimensional quantum lattice models. White's density matrix renormalisation group (DMRG) method has proven to be highly successful for calculating low-energy properties of such systems.
Robert J. Bursill   +2 more
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