Results 61 to 70 of about 4,107,153 (300)

A New Equation of State for Dense Hydrogen–Helium Mixtures [PDF]

open access: yesAstrophysical Journal, 2019
We present a new equation of state (EOS) for dense hydrogen/helium mixtures that covers a range of densities from 10−8 to , pressures from 10−9 to 1013 GPa, and temperatures from 102 to 108 K.
G. Chabrier   +3 more
semanticscholar   +1 more source

Equation of State of Wet Granular Matter

open access: yes, 2007
A theory is derived for the nonequilibrium probability currents of the capillary interaction which determines the pair correlation function near contact.
Fingerle, A., Herminghaus, S.
core   +1 more source

Skyrme models and nuclear matter equation of state [PDF]

open access: yes, 2015
We investigate the role of pressure in a class of generalised Skyrme models. We introduce pressure as the trace of the spatial part of the energy-momentum tensor and show that it obeys the usual thermodynamical relation. Then, we compute analytically the
A. Schmitt   +4 more
core   +2 more sources

The unpredictably eruptive dynamics of spruce budworm populations in eastern Canada

open access: yesPopulation Ecology, EarlyView.
We examine historical population data for spruce budworm from several locations through the period 1930–1997, and use density‐dependent recruitment curves to test whether the pattern of population growth over time is more consistent with Royama's (1984; Ecological Monographs 54:429–462) linear R(t) model of harmonic oscillation at Green River New ...
Barry J. Cooke, Jacques Régnière
wiley   +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

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

Network topology drives population temporal variability in experimental habitat networks

open access: yesPopulation Ecology, EarlyView.
Habitat patches connected by dispersal pathways form habitat networks. We explored how network topology affects population outcomes in laboratory experiments using a model species (Daphnia carinata). Central habitat nodes in complex lattice networks exhibited lower temporal variability in population sizes, suggesting they support more stable ...
Yiwen Xu   +3 more
wiley   +1 more source

Tetrahedrality, hydrogen bonding and the density anomaly of the central force water model. A Monte Carlo study

open access: yesCondensed Matter Physics, 2021
Monte Carlo computer simulations in the canonical and grand canonical statistical ensemble were used to explore the properties of the central force (CF1) water model.
V. Ravnik   +3 more
doaj   +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

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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