Results 1 to 10 of about 3,765,231 (202)

Magnetic impurities in the one-dimensional spin-orbital model

open access: yes, 2000
Using one-dimensional spin-orbital model as a typical example of quantum spin systems with richer symmetries, we study the effect of an isolated impurity on its low energy dynamics in the gapless phase through bosonization and renormalization group ...
A. B. Zamolodchikov   +23 more
core   +1 more source

Multifrequency piezoelectric composites: one-dimensional modeling

open access: yesUltrasonics, 1999
Peer ...
SANCHEZ S.   +2 more
openaire   +3 more sources

The quasi-one-dimensional hyperbolic model of hydraulic fracturing

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2016
The paper describes a quasi-one-dimensional hyperbolic model of hydraulic fracture growth assuming for the hydraulic fracturing that stress intensity is much higher than fracture resistance.
Aidar M Ilyasov, Guzel T Bulgakova
doaj   +1 more source

One-dimensional extended Hubbard model in the atomic limit

open access: yes, 2008
We present the exact solution of the one-dimensional extended Hubbard model in the atomic limit within the Green's function and equation of motion formalism.
Mancini, F., Mancini, F. P.
core   +1 more source

Superdiffusion in One-Dimensional Quantum Lattice Models

open access: yesPhysical Review Letters, 2018
4 pages + appendices, v2 as ...
Ilievski, Enej   +3 more
openaire   +5 more sources

Extended States in a One-dimensional Generalized Dimer Model

open access: yes, 2002
The transmission coefficient for a one dimensional system is given in terms of Chebyshev polynomials using the tight-binding model. This result is applied to a system composed of two impurities located between $N$ sites of a host lattice.
A. Sánchez   +14 more
core   +1 more source

One-dimensional Model of a Gamma Klystron

open access: yes, 2008
A new scheme for amplification of coherent gamma rays is proposed. The key elements are crystalline undulators - single crystals with periodically bent crystallographic planes exposed to a high energy beam of charged particles undergoing channeling ...
Andrei Korol   +21 more
core   +1 more source

Variational techniques for a one-dimensional energy balance model [PDF]

open access: yesNonlinear Processes in Geophysics
A one-dimensional climate energy balance model (1D EBM) is a simplified climate model for the zonally averaged global temperature profile, based on the Earth's energy budget.
G. Del Sarto   +4 more
doaj   +1 more source

Periodic One-Dimensional Hopping Model with one Mobile Directional Impurity

open access: yes, 1996
Analytic solution is given in the steady state limit for the system of Master equations describing a random walk on one-dimensional periodic lattices with arbitrary hopping rates containing one mobile, directional impurity (defect bond).
B. D. Hughes   +14 more
core   +1 more source

One-Dimensional Creep Consolidation Model for Peat Soil

open access: yesApplied Sciences
Peat soil exhibits significant creep deformation, and its consolidation law differs from that of soft soil. This study examines the strain characteristics of peat soils during three stages of consolidation using indoor one-dimensional creep consolidation
Bo Peng   +4 more
doaj   +1 more source

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