Abstract
A compact, all-room-temperature, widely tunable, continuous wave laser source in the green spectral region (502.1–544.2 nm) with a maximum output power of 14.7 mW is demonstrated. This was made possible by utilizing second-harmonic generation (SHG) in a periodically poled potassium titanyl phosphate (PPKTP) crystal waveguide pumped by a quantum-well external-cavity fiber-coupled diode laser and exploiting the multimode-matching approach in nonlinear crystal waveguides. The dual-wavelength SHG in the wavelength region between 505.4 and 537.7 nm (with a wavelength difference ranging from 1.8 to 32.3 nm) and sum-frequency generation in a PPKTP waveguide is also demonstrated.
| Original language | English |
|---|---|
| Pages (from-to) | 5098-5101 |
| Number of pages | 4 |
| Journal | Optics Letters |
| Volume | 41 |
| Issue number | 21 |
| DOIs | |
| Publication status | Published - 1 Nov 2016 |
Bibliographical note
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