搜索结果: 1-15 共查到“理学 resonances”相关记录69条 . 查询时间(0.062 秒)
We consider slow-fast systems with periodic fast motion and integrable slow motion in the presence of both weak and
strong resonances. Assuming that the initial phases are random
and that appropriat...
Normally Hyperbolic Invariant Laminations and diffusive behaviour for the generalized Arnold example away from resonances
Hyperbolic Invariant Laminations generalized Arnold away from resonances
2015/9/25
In this paper we study existence of Normally Hyperbolic Invariant Laminations (NHIL) for a nearly integrable system given by the product of the pendulum and the rotator perturbed with a small coupling...
Can nearby resonances enhance D-0-(D)over-bar(0) mixing?
Resonance mixing status the resonance parameters the resonance amplitude meson spectroscopy
2014/12/22
We study the contributions of resonances to mixing. Both and hybrid states are considered. Assuming reasonable values for the resonance parameters, we find relatively sizeable individual contributions...
Role of resonances in nonleptonic hyperon decays
Resonance hyperon decay chiral perturbation theory lie to reduce resonance the resonance saturated
2014/12/22
We examine the importance of resonances for the nonleptonic hyperon decays in the framework of chiral perturbation theory. Lower lying resonances are included in the effective theory. Integrating out ...
Resonances in weak nonleptonic Omega(-) decay
Weak resonance chiral perturbation theory the decay of the amplitude and resonance
2014/12/22
We examine the importance of JP=1/2+,1/2- resonances for weak nonleptonic Ω- decays within the framework of chiral perturbation theory. The spin-1/2 resonances are included into an effective theory an...
Resonances in radiative hyperon decays
The resonance radiation low-lying baryon resonance decay the decay of amplitude
2014/12/22
The importance of resonances for the radiative hyperon decays is examined in the framework of chiral perturbation theory. Low lying baryon resonances are included into the effective theory and tree co...
Minimal resonances in annular non-Euclidean strips
Differential biological tissue numerical calculation expansion mode energy cone
2014/12/18
Differential growth processes play a prominent role in shaping leaves and biological tissues. Using both analytical and numerical calculations, we consider the shapes of closed, elastic strips which h...
Study of tunable resonances in laser beam divergence and beam deflection
Tunable radiofrequency resonances noise of lasers beam-width fluctuation beam-deviation fluctuation
2012/5/29
New, fundamental resonant properties of laser resonators are theoretically predicted and experimentally demonstrated. These resonances occur either in the time dependence of the beam width and that of...
Breaking the Mode Degeneracy of Surface-Plasmon Resonances in a Triangular System
Breaking Mode Degeneracy Surface-Plasmon Resonances Triangular System
2012/2/29
In this paper, we present a systematic investigation of symmetry-breaking in the plasmonic modes of triangular gold nanoprisms. Their geometrical C3 symmetry is one of the simplest possible that allow...
Assignment of resonances in dissociative recombination of HD+ ions: high-resolution measurements compared with accurate computations
Assignment of resonances dissociative recombination high-resolution measurements accurate computations
2011/8/11
Abstract: The collision-energy resolved rate coefficient for dissociative recombination of HD+ ions in the vibrational ground state is measured using the photocathode electron target at the heavy-ion ...
Theoretical support for the $π(1300)$ and the recently claimed $f_0(1790)$ as molecular resonances
2011/7/20
A study of three-pseudoscalar $\pi K \bar{K}$ and $\pi \pi \eta$ coupled system is made by solving the Faddeev equations within an approach based on unitary chiral dynamics.
Emergence of pygmy dipole resonances: Magic numbers and neutron skins
pygmy dipole resonances Magic numbers neutron skins
2011/7/20
The pygmy dipole resonances (PDR) for even-even nuclei in 8=re studied performing a systematic calculation of the random-phase approximation with the Skyrme functional of SkM*. The calculation...
On the resonances and eigenvalues for a 1D half-crystal with localised impurity
resonances scattering periodic potential S-matrix
2011/9/6
Abstract: We consider the Schr\"odinger operator $H$ on the half-line with a periodic potential $p$ plus a compactly supported potential $q$. For generic $p$, its essential spectrum has an infinite se...
Enhanced Transmission in Rolled-up Hyperlenses utilizing Fabry-Perot Resonances
Enhanced Transmission Rolled-up Hyperlenses Fabry-Perot Resonances
2011/8/3
Abstract: We experimentally demonstrate that the transmission though rolled-up metal/semiconductor hyperlenses can be enhanced at desired frequencies utilizing Fabry-P\'erot resonances. By means of fi...
Resonances for "large" ergodic systems in one dimension: a review
Resonances random operators periodic operators
2011/8/24
安徽理工大学共建数据
Abstract: The present note reviews recent results on resonances for one-dimensional quantum ergodic systems constrained to a large box. We restrict ourselves to one dimensional models in the discrete ...