Fig. 2: Short NIR pulse generated with ND-HNLF. | Light: Science & Applications

Fig. 2: Short NIR pulse generated with ND-HNLF.

From: Broadband 1-GHz mid-infrared frequency comb

Fig. 2

a The intensity profile of the pulse. SHG- FROG is used to measure the pulse width of 22 fs. (Inset) The NIR spectrum of the measured pulse covering 1.3−1.7 μm and relatively flat spectral phase. b Experimental FROG and c reconstructed FROG with < 1% error.

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