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Pulse compression down to 17 femtoseconds by generating broadband similariton

机译:通过产生宽带相似度将脉冲压缩降至17飞秒

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We demonstrate pulse compression by generating nonlinear-dispersive similariton in fiber and its chirp cancellation in a dispersive delay line, consisting of a pair of fused-silica dispersive prisms. The initial pulse with 11 nm bandwidth and 146 fs autocorrelation duration was used to form the similaritons with different bandwidths. We have synthesized approximately transform-limited pulses of down to 25 fs autocorrelation duration, i.e. ≈ 17 fs duration, from a similariton of 77 nm bandwidth. All obtained results are in a good agreement with the numerical simulations.
机译:我们通过在光纤中产生非线性色散相似性及其在由一对熔融石英色散棱镜组成的色散延迟线上的线性调频抵消来演示脉冲压缩。使用具有11 nm带宽和146 fs自相关持续时间的初始脉冲来形成具有不同带宽的相似子。我们已经从相似的77 nm带宽合成了大约25 fs自相关持续时间(即≈17 fs持续时间)的近似变换限制脉冲。所有获得的结果与数值模拟都很好地吻合。

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