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arXiv 0705.3670physics.opticsnlin.PS
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旋转势场中的导引中心孤子

Guiding-center solitons in rotating potentials

Yaroslav V. Kartashov, Boris A. Malomed, Lluis Torner

摘要:

我们证明,旋转准一维的潜力,周期性或抛物线,支持孤子的设置,否则他们是不可能的。当旋转频率超过某一临界值时,在离焦介质中可以发现基态孤子和涡旋孤子。旋转周期势在其强度的有限最佳值处表现出最强的稳定能力,而旋转抛物阱随着旋转频率的增加具有非常急剧的稳定性转变。

英文摘要:

We demonstrate that rotating quasi-one-dimensional potentials, periodic or parabolic, support solitons in settings where they are otherwise impossible. Ground-state and vortex solitons are found in defocusing media, if the rotation frequency exceeds a critical value. The revolving periodic potentials exhibit the strongest stabilization capacity at a finite optimum value of their strength, while the rotating parabolic trap features a very sharp transition to stability with the increase of rotation frequency.

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