Results 71 to 80 of about 17,454 (195)

Disorder-induced regular dynamics in oscillating lattices

open access: yes, 2013
We explore the impact of weak disorder on the dynamics of classical particles in a periodically oscillating lattice. It is demonstrated that the disorder induces a hopping process from diffusive to regular motion i.e.
Liebchen, Benno   +2 more
core   +1 more source

Interplay of phase separation and itinerant magnetism for correlated few fermions in a double-well

open access: yesNew Journal of Physics, 2020
We explore the stability of the phase separation phenomenon in few-fermion spin-1/2 systems confined in a double-well potential. It is shown that within the SU(2) symmetric case, where the total spin is conserved, the phase separation cannot be fully ...
G M Koutentakis   +2 more
doaj   +1 more source

Young Tom Wharton [PDF]

open access: yes, 1989
This working paper is a draft of the first three chapters of a biography of Thomas, 5th Baron, 1st Earl, and 1st Marquess of Wharton (1648-1715). It traces the development of young Thomas (Tom to his family and eventually to the political world of ...
Clark, J. Kent
core  

Prediction of high speed propeller flow fields using a three-dimensional Euler analysis [PDF]

open access: yes
To overcome the limitations of classical propeller theory, a computer program, NASPROP-E, was developed which solves for the flow field surrounding a multibladed propeller and axisymmetric nacelle combination using a finite difference method.
Bober, L. J.   +2 more
core   +1 more source

Directly measured squeeze factors over GHz bandwidth from monolithic PPKTP resonators

open access: yesNew Journal of Physics
Squeezed vacuum states of light with bandwidths in the gigahertz range are required for ultrafast quantum sensors, for high-speed continuous-variable (CV) one-sided device independent QKD and for CV optical quantum computers.
Benedict Tohermes   +4 more
doaj   +1 more source

Use of a hyperbolic grid generation scheme in simulating supersonic viscous flow about three-dimensional winged configuration [PDF]

open access: yes
The present paper describes a numerical mesh generation technique to be used with an implicit finite difference method for simulating visous supersonic flow about low-aspect-ratio wing body configurations using a single grid strategy.
Chaussee, D. S.   +2 more
core   +1 more source

Creation of Cellulolytic Communities of Soil Microorganisms—A Search for Optimal Approaches

open access: yesMicroorganisms
For the targeted selection of microbial communities that provide cellulose degradation, soil samples containing cellulolytic microorganisms and specific plant residues as a substrate can be used.
Aleksei O. Zverev   +8 more
doaj   +1 more source

Developments in the simulation of compressible inviscid and viscous flow on supercomputers [PDF]

open access: yes
In anticipation of future supercomputers, finite difference codes are rapidly being extended to simulate three-dimensional compressible flow about complex configurations. Some of these developments are reviewed.
Buning, P. G., Steger, J. L.
core   +1 more source

Premières approches d'une méthode expérimentale pour l'étude des écoulements dans les bassins de rétention autoroutiers

open access: yesSciences, Eaux & Territoires, 2003
Les bassins de rétention collectent les effluents autoroutiers naturels, ainsi que les polluants déversés accidentellement sur la chaussée. L'article relate une étude expérimentale de la propagation d'un polluant miscible selon les caractéristiques du ...
N. JORDANA, J.B. FAURE
doaj  

Probing ferromagnetic order in few-fermion correlated spin-flip dynamics

open access: yesNew Journal of Physics, 2019
We unravel the dynamical stability of a fully polarized one-dimensional ultracold few-fermion spin-1/2 gas subjected to inhomogeneous driving of the itinerant spins.
G M Koutentakis   +2 more
doaj   +1 more source

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