Shifeng Li, Panpan Ju, Yanhua Liu, Xudong Jiang, Rui Ni, Gang Zhao, Xinjie Lv, Shining Zhu. Efficiency-enhanced picosecond mid-infrared optical parametric downconversion based on a cascaded optical superlattice[J]. Chinese Optics Letters, 2016, 14(4): 041402
- Chinese Optics Letters
- Vol. 14, Issue 4, 041402 (2016)
Fig. 1. Schematic diagram of the crystal structure.
Fig. 2. Schematic configuration of the experimental setup.
Fig. 3. Measured mid-infrared output of the single OPO and OPO-OPA versus pump power at 110°C. Insert is the output spectrum.
Fig. 4. Normalized intensity of the idler output power as a function of temperature.
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