Results 41 to 50 of about 5,159,245 (214)

Experimental determination of the Weiss temperature of Mn$_{12}$-ac and Mn$_{12}$-ac-MeOH [PDF]

open access: yes, 2010
We report measurements of the susceptibility in the temperature range from $3.5$ K to $6.0$ K of a series of Mn$_{12}$-ac and Mn$_{12}$-ac-MeOH samples in the shape of rectangular prisms of length $l_c$ and square cross-section of side $l_a$.
A. D. Kent   +11 more
core   +3 more sources

Revised research about chaotic dynamics in Manko et al. spacetime

open access: yes, 2008
A recent work by Dubeibe et al. [Phys. Rev. D 75, 023008 (2007)] stated that chaos phenomenon of test particles in gravitational field of rotating neutron stars which are described by Manko, Sanabria-Gomez, and Manko (Manko et al.) metric can only occur ...
G. Contopoulos   +4 more
core   +1 more source

Explicit excluded volume of cylindrically symmetric convex bodies

open access: yes, 2015
We represent explicitly the excluded volume Ve{B1,B2} of two generic cylindrically symmetric, convex rigid bodies, B1 and B2, in terms of a family of shape functionals evaluated separately on B1 and B2.
Piastra, Marco, Virga, Epifanio G.
core   +1 more source

Properties of a dipolar condensate with three-body interactions [PDF]

open access: yesPhysical Review A, 2016
We obtain the phase diagram for a harmonically trapped dilute dipolar condensate with a short ranged conservative three-body interaction. We show that this system supports two distinct fluid states: a usual condensate state and a self-cohering droplet state. We develop a simple model to quantify the energetics of these states, which we verify with full
openaire   +2 more sources

Binary-pulsar tests of strong-field gravity and gravitational radiation damping

open access: yes, 2004
This talk reviews the constraints imposed by binary-pulsar data on gravity theories, focusing on ``tensor-scalar'' ones which are the best motivated alternatives to general relativity.
Esposito-Farese, Gilles
core   +2 more sources

Optical modes in linear arrays of dielectric spherical particles: A numerical investigation [PDF]

open access: yes, 2007
We have investigated bound modes in finite linear chains of dielectric particles of various lengths, interparticle spacing and particle materials. Through a unique application of the multisphere Mie scattering formalism, we have developed numerical ...
Blaustein, Gail S., Burin, Alexander L.
core   +2 more sources

Many-body correlations of electrostatically trapped dipolar excitons [PDF]

open access: yesPhysical Review B, 2013
We study the photoluminescence (PL) of a two-dimensional liquid of oriented dipolar excitons in In_{x}Ga_{1-x}As coupled double quantum wells confined to a microtrap. Generating excitons outside the trap and transferring them at lattice temperatures down to T = 240 mK into the trap we create cold quasi-equilibrium bosonic ensembles of some 1000 ...
Schinner, G. J.   +8 more
openaire   +2 more sources

Electromagnetic modes and resonances of two-dimensional bodies

open access: yes, 2019
The electromagnetic modes and the resonances of homogeneous, finite size, two-dimensional bodies are examined in the frequency domain by a rigorous full wave approach based on an integro-differential formulation of the electromagnetic scattering problem.
Forestiere, Carlo   +4 more
core   +1 more source

Thermal radiation in dipolar many-body systems

open access: yesEPJ Web of Conferences, 2022
The framework of fluctuational electrodynamics for dipolar many-body systems is one of the working horse for theoretical studies of thermal radiation at the nanoscale which includes dissipation and retardation in a naturally way. Based on this framework I will discuss near-field thermal radiation in non-reciprocal and topological many-body systems. The
openaire   +2 more sources

Aeromagnetic anomalies and structure of the Iztaccíhuatl-Popocatépetl volcanic region in Central Mexico [PDF]

open access: yesGeofísica Internacional, 2002
Popocatépetl volcano is characterized by a high amplitude dipolar anomaly that is normally polarized and centered on the summit cone. The anomaly shows the effects of topographic relief and of major fault zones.
J.H. Flores-Ruiz   +6 more
doaj  

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