نتایج جستجو برای: liquid 3he

تعداد نتایج: 219397  

Journal: :Physical review letters 2006
D Sawkey L Puech P E Wolf

We present the first measurements of the thermal conductivity of spin-polarized normal liquid 3He. Using the rapid melting technique to produce nuclear polarizations up to 0.7, and a vibrating wire both as a heater and a thermometer, we show that, unlike the viscosity, the conductivity increases much less than predicted for s-wave scattering. We suggest that this might be due to a small probabi...

2016
S. Stringari

Several azalogies between nuclear systems and liquid 31ie are presented and discussed. The usefulness of the mean field approach in describing several static and dynamic properties of quantum liquids is emphasized. Using a Skyrme force to account for the interaction in liquid 3 ~ e we give predictions for the equation of state in bulk matter, fcr relevant surface properties (surface profile, cl...

Journal: :Physical review letters 2006
Tsutomu Momoi Philippe Sindzingre Nic Shannon

We show how a gapless spin liquid with hidden octupolar order arises in an applied magnetic field, in a model applicable to thin films of 3He with competing ferromagnetic and antiferromagnetic (cyclic) exchange interactions. Evidence is also presented for nematic--i.e., quadrupolar--correlations bordering on ferromagnetism in the absence of a magnetic field.

1998
Ivan Franko Woo Tan

Impurity effective mass in superfluid 4He I.O.Vakarchuk, V.V.Babin Ivan Franko Lviv State University, Department for Theoretical Physics, 12 Drahomanov St., UA-290005 Lviv, Ukraine Received June 9, 1998 The system of bose liquid + impurity is considered. The energy spectrum, as well as effective mass of impurity is calculated. For the case of an 3He atom in superfluid 4He numerical calculations...

2016
L. Lantto L. J. Lantto

Variational Fermi HNC calculations are performed for spin-polarized 3 ~ e liquid at zero temperature. The trial wave function is optimized by solving an Euler-Lagrange equation in the Fermi HNC approximation. Results for liquid structure function and one-particle momentum distribution are compared with the corresponding quantities of the spin-saturated liquid. In this report we present results ...

2001
M A Paalanen R C Richardson W Schoepe

The low-temperature magnetic susceptibility of normal and superfluid 3He confined between mylar foils spaced 40 p apart shows a large and field-dependent enhancement over the bulk Fermi liquid magnitude. The excess susceptibility disappears when the liquid is doped with 0.5 7; 4He. The reason for the excess is unknown. We also studied the proton resonance of the mylar substrate and obtained spi...

Journal: :Le Journal de Physique Colloques 1978

2013
P. Sharma J. Saunders

The interplay of bulk and boundary scattering is explored in a regime where quantum size effects modify mesoscopic transport in a degenerate Fermi liquid film of 3He on a rough surface. We discuss mass transport and the momentum relaxation time of the film in a torsional oscillator geometry within the framework of a quasiclassical theory that includes the experimentally determined power spectru...

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