Search Results - "PETHICK, C. J"
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Superfluid Density of Neutrons in the Inner Crust of Neutron Stars: New Life for Pulsar Glitch Models
Published in Physical review letters (10-08-2017)“…Calculations of the effects of band structure on the neutron superfluid density in the crust of neutron stars made under the assumption that the effects of…”
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Towards a metallurgy of neutron star crusts
Published in Physical review letters (21-03-2014)“…In the standard picture of the crust of a neutron star, matter there is simple: a body-centered-cubic lattice of nuclei immersed in an essentially uniform…”
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Constraints on neutron star radii based on chiral effective field theory interactions
Published in Physical review letters (15-10-2010)“…We show that microscopic calculations based on chiral effective field theory interactions constrain the properties of neutron-rich matter below nuclear…”
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Resonant Fermi gases with a large effective range
Published in Physical review letters (14-10-2005)“…We calculate the equation of state of a Fermi gas with resonant interactions when the effective range is appreciable. Using an effective field theory for a…”
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Supernova matter at subnuclear densities as a resonant Fermi gas: enhancement of neutrino rates
Published in Physical review letters (22-08-2014)“…At low energies nucleon-nucleon interactions are resonant and therefore supernova matter at subnuclear densities has many similarities to atomic gases with…”
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Neutron Star Cooling
Published in Annual review of astronomy and astrophysics (01-01-2004)“…▪ Abstract Observation of cooling neutron stars can potentially provide information about the states of matter at supernuclear densities. We review physical…”
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Superfluid Liquid Crystals: Pasta Phases in Neutron Star Crusts
Published in Journal of experimental and theoretical physics (01-11-2018)“…The pasta phases predicted to occur near the inner boundary of the crust of a neutron star resemble liquid crystals, a smectic A in the case of sheet-like…”
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8
Landau levels and the Thomas-Fermi structure of rapidly rotating Bose-Einstein condensates
Published in Physical review letters (05-11-2004)“…We show that, within mean-field theory, the density profile of a rapidly rotating harmonically trapped Bose-Einstein condensate is of the Thomas-Fermi form as…”
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NEUTRINO PROCESSES IN PARTIALLY DEGENERATE NEUTRON MATTER
Published in The Astrophysical journal (10-10-2012)“…We investigate neutrino processes for conditions reached in simulations of core-collapse supernovae. In regions where neutrino-matter interactions play an…”
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Understanding the puzzle of angular momentum conservation in beta decay and related processes
Published in Proceedings of the National Academy of Sciences - PNAS (26-11-2024)“…We ask the question of how angular momentum is conserved in electroweak interaction processes. To introduce the problem with a minimum of mathematics, we first…”
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Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements
Published in The Astrophysical journal (01-10-2020)“…We explore constraints on the equation of state (EOS) of neutron-rich matter based on microscopic calculations up to nuclear densities and observations of…”
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Ground-state properties of magnetically trapped Bose-condensed rubidium gas
Published in Physical review letters (01-01-1996)Get full text
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13
Velocity of Vortices in Inhomogeneous Bose-Einstein Condensates
Published in Proceedings of the National Academy of Sciences - PNAS (23-05-2006)“…We derive, from the Gross-Pitaevskii equation, an exact expression for the velocity of any vortex in a Bose-Einstein condensate, in equilibrium or not, in…”
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14
Matter at Large Neutron Excess and the Physics of Neutron-Star Crusts
Published in Annual review of nuclear and particle science (01-12-1995)Get full text
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15
Effective theory of Feshbach resonances and many-body properties of Fermi gases
Published in Physical review letters (09-04-2004)“…For calculating low-energy properties of a dilute gas of atoms interacting via a Feshbach resonance, we develop an effective theory in which the parameters…”
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16
Induced interactions and the superfluid transition temperature in a three-component Fermi gas
Published in Physical review letters (31-12-2009)“…We study many-body contributions to the effective interaction between fermions in a three-component Fermi mixture. We find that effective interactions induced…”
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Searching for low mass dark matter via phonon creation in superfluid He-4
Published in Physical review. D, Particles, fields, gravitation, and cosmology (11-08-2020)“…We consider the scattering of dark matter particles from superfluid liquid He-4, which has been proposed as a target for their direct detection. Focusing on…”
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Neutron Star Matter as a Dilute Solution of Protons in Neutrons
Published in Physical review letters (07-06-2024)“…Neutron stars contain neutron-rich matter with around 5% protons at nuclear saturation density. In this Letter, we consider equilibrium between bulk phases of…”
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Elastic properties of polycrystalline dense matter
Published in Monthly notices of the Royal Astronomical Society (01-05-2015)“…Elastic properties of the solid regions of neutron star crusts and white dwarfs play an important role in theories of stellar oscillations. Matter in compact…”
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Neutron star crusts
Published in Physical review letters (25-01-1993)“…We calculate properties of neutron star matter at subnuclear densities using an improved nuclear Hamiltonian. Nuclei disappear and the matter becomes uniform…”
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