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中国物理学会期刊

空间相位调制对强非局域空间光孤子的影响

CSTR: 32037.14.aps.56.5269

Steering of optical beams in strongly nonlocal nonlinear media by spatial phase modulation

CSTR: 32037.14.aps.56.5269
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  • 利用空间相位调制技术和数值分析的方法,讨论了高斯光束在强非局域非线性平板波导中的传输问题,发现只要介质的响应具有对称性,光束就会有相同的演化规律,可控的空间相位调制参数不仅能让光束自偏转还能实现分束,其全新特性在全光开关及分光器上有潜在的应用价值.

     

    The basic idea is to impose sinusoidal phase modulation to an optical beam and then make it propagate in a strongly nonlocal nonlinear medium with normalized symmetrical real spatial response.The spatial phase modulation splits the input beam into multiple sub-beams, while the nonlocal nonlinear medium shapes the sub-beams into spatial solitons, whose directions and power can be controlled by changing the modulation parameters/We present numerical results to show how the deflection and the detachment of beams are achieved.

     

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