搜索结果: 1-15 共查到“理学 time-delay”相关记录26条 . 查询时间(0.081 秒)
Time Delay in Lensed Quasar:First Fast Turnaround Result
Lensed Quasar Fast Turnaround
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2015/11/12
A distant quasar may have its light split into multiple images by a foreground galaxy cluster that acts as a gravitational lens. The light travels along different paths of differing lengths to form ea...
Constructing Lyapunov-Krasovskii Functionals for Linear Time Delay Systems
Linear Time Delay Systems Lyapunov-Krasovskii
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2015/6/19
We present an algorithmic methodology for constructing Lyapunov-Krasovskii (L-K) functionals for linear time-delay systems, using the sum of squares decomposition of multivariate polynomials to solve ...
Positive Forms and Stability of Linear Time-Delay Systems
Time-Delay Systems Stability
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2015/6/19
We consider the problem of constructing Lyapunov functions for linear differential equations with delays. For such systems it is known that exponential stability implies the existence of a positive Ly...
Synchronization of unidirectional time delay chaotic networks and the greatest common divisor
Synchronization unidirectional time delay chaotic networks greatest common divisor
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2010/12/28
We present the interplay between synchronization of unidirectional coupled chaotic nodes with
heterogeneous delays and the greatest common divisor (GCD) of loops composing the oriented
graph.
Time-delay of classical and quantum scattering processes: a conceptual overview and a general definition
Time-delay classical quantum scattering processes conceptual overview general definition
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2010/11/8
We present a step by step introduction to the notion of time-delay in classical and quantum mechanics, with the aim of clarifying its foundation at a conceptual level. In doing so, we motivate the in...
Effect of Magnetic Activity on Ionospheric Time Delay at Low Latitude
Ionospheric time delay scintillation TEC geomagnetic storm
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2010/9/16
The purpose of this work is to investigate the effect of magnetic activity on ionospheric time delay at low latitude Station Bhopal (geom. lat. 23.2◦N, geom. long. 77.6◦E) using dual frequ...
Stability analysis for linear time-delay systems described by fractional parameterized models possessing multiple internal constant discrete delays
Stability analysis linear time-delay systems described fractional parameterized models possessing multiple internal
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2010/9/13
This paper discusses linear fractional representations (LFR) of parameter-dependent nonlinear systems with real-rational nonlinearities and point-delayed dynamics. Sufficient conditions for robust glo...
The dynamics of the HIV infection: a time-delay differential equation approach
differential equation model time-delay three-stage dynamics
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2010/4/6
In this work we introduce a differential equation model with time-delay that describes the three-stage dynamics and the two time scales observed in HIV infection. Assuming that the virus has high muta...
Chimera and globally clustered chimera: Impact of time delay
globally clustered chimera time delay
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2010/4/2
Following a short report of our preliminary results [Phys. Rev. E 79, 055203(R) (2009)], we present a more detailed study of the effects of coupling delay in diffusively coupled phase oscillator popul...
Time Delay Interferometry for LISA with one arm dysfunctional
time delay interferometry one arm dysfunctional
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2010/3/18
In order to attain the requisite sensitivity for LISA - a joint space mission of the ESA and NASA- the laser frequency noise must be suppressed below the secondary noises such as the optical path nois...
Robust stabilization for uncertain time-delay systems under time-varying sampling
Sampled-data control Time-delay systems
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2010/9/15
When we use digital devices to control systems, we usually apply the zero-order control input. In this case, the closed-loop system with such a state feedback control input becomes a system with time-...
Inverse Chaos Synchronization between Bidirectionally Coupled Variable Multiple Time Delay Systems
variable time delays inverse chaos synchronization Ikeda model
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2010/4/8
We make first report on inverse chaos synchronization between bi-directionally non-linearly and linearly coupled variable multiple time delay Ikeda systems.The results are of certain importance in sec...
Dynamical properties of a mutualism system in the presence of noise and time delay
time delay relaxation time correlation function mutualism system
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2010/7/5
The normalized correlation function C(s) and the associated relaxation time Tc of the mutualism system in the presence of noise and time delay are investigated. The effects of noise and time delay on ...
Effect of Magnetic Activity on Ionospheric Time Delay at Low Latitude
Ionospheric time delay scintillation TEC geomagnetic storm
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2009/5/6
The purpose of this work is to investigate the effect of magnetic
activity on ionospheric time delay at low latitude Station Bhopal
(geom. lat. 23.2◦N, geom. long. 77.6◦E) using dual fre...
The Navier-Stokes equations with time delay
Navier Stokes equations time delay
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2010/9/10
In the present paper we use a time delay ε > 0 for an energy conserving approximation of the nonlinear term of the non-stationary Navier- Stokes equations. We prove that the corresponding initial valu...