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A novel group velocity mismatch (GVM) absent scheme for nonlinear optical parametric procedure in mid-infrared was developed with type-I quasi phase matching by use of an off-digital nonlinear optical coefficient d31.
The nearly transform-limited mid-IR femtosecond pulses have perfectly preserved the temporal and spectral quality of the incident 800 nm pump pulses.

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inmanyzh: ½ð±Ò+5, ·­ÒëEPI+1, ¡ïÓаïÖú 2015-07-22 09:45:12
A novel group velocity mismatch (GVM) absent scheme for nonlinear optical parametric procedure in mid-infrared was developed with type-I quasi phase matching by use of an off-digital nonlinear optical coefficient d31.
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The nearly transform-limited mid-IR femtosecond pulses have perfectly preserved the temporal and spectral quality of the incident 800 nm pump pulses.
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