Results 31 to 40 of about 386,403 (270)

Re-parameterization Invariance in Fractional Flux Periodicity

open access: yes, 2004
We analyze a common feature of a nontrivial fractional flux periodicity in two-dimensional systems. We demonstrate that an addition of fractional flux can be absorbed into re-parameterization of quantum numbers.
Aharonov Y.   +17 more
core   +1 more source

The Form of the Solutions of System of Rational Difference Equation

open access: yesJournal of Mathematical Sciences and Modelling, 2018
In this article, we study the form of the solutions of the system of difference equations $x_{n+1}=((y_{n-8})/(1+y_{n-2}x_{n-5}y_{n-8}))$, $y_{n+1}=((x_{n-8})/(\pm1\pm x_{n-2}y_{n-5}x_{n-8}))$, with the initial conditions are real numbers.
E. M. Elsayed, Marwa M. Alzubaidi
doaj   +1 more source

Rieger-type periodicity during solar cycles 14-24: estimation of dynamo magnetic field strength in the solar interior

open access: yes, 2016
Solar activity undergoes a variation over time scales of several months known as Rieger-type periodicity, which usually occurs near maxima of sunspot cycles.
Ballester, Jose Luis   +8 more
core   +1 more source

On the periodicity of oscillatory reconnection [PDF]

open access: yes, 2012
Context. Oscillatory reconnection is a time-dependent magnetic reconnection mechanism that naturally produces periodic outputs from aperiodic drivers. Aims.
MacTaggart, David   +2 more
core   +7 more sources

Parallel and Perpendicular Lamellae on Corrugated Surfaces

open access: yes, 2003
We consider the relative stability of parallel and perpendicular lamellar layers on corrugated surfaces. The model can be applied to smectic phases of liquid crystals, to lamellar phases of short-chain amphiphiles and to lamellar phases of long-chain ...
Andelman, David, Tsori, Yoav
core   +1 more source

Zamolodchikov integrability via rings of invariants

open access: yes, 2016
Zamolodchikov periodicity is periodicity of certein recursions associated with box products $X \square Y$ of two finite type Dynkin diagrams. We suggest an affine analog of Zamolodchikov periodicity, which we call Zamolodchikov integrability.
Pylyavskyy, Pavlo
core   +1 more source

On Energy Efficient Inter-Frequency Small Cell Discovery in Heterogeneous Networks [PDF]

open access: yes, 2015
In this paper, we investigate the optimal inter-frequency small cell discovery (ISCD) periodicity for small cells deployed on carrier frequency other than that of the serving macro cell. We consider that the small cells and user terminals (UTs) positions
Imran, Ali   +3 more
core   +2 more sources

Mating periodicity and post-mating refractory period in the zoophytophagous plant bug Macrolophus caliginosus (Heteroptera: Miridae)

open access: yesEuropean Journal of Entomology, 2007
The zoophytophagous mirid bug Macrolophus caliginosus is an important biocontrol agent of whiteflies in the Mediterranean region. Periods of low productivity in commercial breeding units and unsuccessful establishment in greenhouses prompted this study ...
César GEMENO   +3 more
doaj   +1 more source

Poincare duality and Periodicity

open access: yes, 2009
We construct periodic families of Poincare complexes, partially solving a question of Hodgson that was posed in the proceedings of the 1982 Northwestern homotopy theory conference.
Browder   +7 more
core   +1 more source

Periodic monopoles

open access: yesPhysics Letters B, 2005
This paper deals with static BPS monopoles in three dimensions which are periodic either in one direction (monopole chains) or two directions (monopole sheets). The Nahm construction of the simplest monopole chain is implemented numerically, and the resulting family of solutions described.
openaire   +3 more sources

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