Electro-optically tunable self-focusing and self-defocusing in KTP crystals by a cascaded second-order process

Ruma Debnath; Digvijay Singh Hada; Susheel Kumar Beda; Ardhendu Saha

doi:10.3788/COL201614.121902

Journals >Chinese Optics Letters >Volume 14 >Issue 12 >Page 121902 > Article

Chinese Optics Letters
Vol. 14, Issue 12, 121902 (2016)

Electro-optically tunable self-focusing and self-defocusing in KTP crystals by a cascaded second-order process

Ruma Debnath, Digvijay Singh Hada, Susheel Kumar Beda, and Ardhendu Saha^*

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Department of Electrical Engineering, National Institute of Technology, Agartala 799046, India

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DOI: 10.3788/COL201614.121902 Cite this Article Set citation alerts

Ruma Debnath, Digvijay Singh Hada, Susheel Kumar Beda, Ardhendu Saha. Electro-optically tunable self-focusing and self-defocusing in KTP crystals by a cascaded second-order process[J]. Chinese Optics Letters, 2016, 14(12): 121902 Copy Citation Text

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Fig. 1. Application of electric field along the z-axis, and the propagation of FW along the x–y plane of the KTP crystal.

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Fig. 2. Change of ΔkL with respect to the applied voltage.

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Fig. 3. Nonlinear phase of the FW along the propagation length for (a) 0.2 and (b) 0.035 GW/cm2.

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Fig. 4. Change of ΔϕNL and n2eff w.r.t. the applied voltage.

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Fig. 5. Change of ΔϕNL and n2eff w.r.t. the ΔkL.

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Fig. 6. Change of the focal length of the cascaded Kerr lens w.r.t. the applied voltage.

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