![Photonics | Free Full-Text | Generation of 8–20 μm Mid-Infrared Ultrashort Femtosecond Laser Pulses via Difference Frequency Generation Photonics | Free Full-Text | Generation of 8–20 μm Mid-Infrared Ultrashort Femtosecond Laser Pulses via Difference Frequency Generation](https://pub.mdpi-res.com/photonics/photonics-09-00372/article_deploy/html/images/photonics-09-00372-g001.png?1655450026)
Photonics | Free Full-Text | Generation of 8–20 μm Mid-Infrared Ultrashort Femtosecond Laser Pulses via Difference Frequency Generation
Femtosecond optical parametric oscillator continuously tunable across 3.6–8 μm based on orientation-patterned gallium phosphide
![a Femtosecond OPGaP OPO layout. b Microscopic cross-sectional image of... | Download Scientific Diagram a Femtosecond OPGaP OPO layout. b Microscopic cross-sectional image of... | Download Scientific Diagram](https://www.researchgate.net/publication/325950923/figure/fig2/AS:960077435514894@1605911706520/a-Femtosecond-OPGaP-OPO-layout-b-Microscopic-cross-sectional-image-of-31-m-grating.gif)
a Femtosecond OPGaP OPO layout. b Microscopic cross-sectional image of... | Download Scientific Diagram
![PDF] Self-referenced octave-wide subharmonic GaP optical parametric oscillator centered at 3 μm and pumped by an Er-fiber laser. | Semantic Scholar PDF] Self-referenced octave-wide subharmonic GaP optical parametric oscillator centered at 3 μm and pumped by an Er-fiber laser. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/1a5813b77520c3bb24c50d149cc09c9832a2bcb8/3-Figure4-1.png)
PDF] Self-referenced octave-wide subharmonic GaP optical parametric oscillator centered at 3 μm and pumped by an Er-fiber laser. | Semantic Scholar
![Figure 1 from Femtosecond pulses tunable between 5.5–10.4 μm from a 1-μm- pumped OP-GaP optical parametric oscillator | Semantic Scholar Figure 1 from Femtosecond pulses tunable between 5.5–10.4 μm from a 1-μm- pumped OP-GaP optical parametric oscillator | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/22ba6546360757b813d48dae055e717a23d04a09/2-Figure2-1.png)
Figure 1 from Femtosecond pulses tunable between 5.5–10.4 μm from a 1-μm- pumped OP-GaP optical parametric oscillator | Semantic Scholar
Optical parametric oscillator pumped at ~1 µm with intracavity mid-IR difference-frequency generation in OPGaAs
![PDF] Self-referenced octave-wide subharmonic GaP optical parametric oscillator centered at 3 μm and pumped by an Er-fiber laser. | Semantic Scholar PDF] Self-referenced octave-wide subharmonic GaP optical parametric oscillator centered at 3 μm and pumped by an Er-fiber laser. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/1a5813b77520c3bb24c50d149cc09c9832a2bcb8/2-Figure2-1.png)
PDF] Self-referenced octave-wide subharmonic GaP optical parametric oscillator centered at 3 μm and pumped by an Er-fiber laser. | Semantic Scholar
Femtosecond optical parametric oscillator continuously tunable across 3.6–8 μm based on orientation-patterned gallium phosphide
Femtosecond optical parametric oscillator continuously tunable across 3.6–8 μm based on orientation-patterned gallium phosphide
Wavelength tuning range of the OP-GaP OPO for a grating period of 16... | Download Scientific Diagram
![PDF] Measurement of the nonlinear coefficient of orientation-patterned GaAs and demonstration of highly efficient second-harmonic generation. | Semantic Scholar PDF] Measurement of the nonlinear coefficient of orientation-patterned GaAs and demonstration of highly efficient second-harmonic generation. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/871553f0aae9769b5cb11fc15900ff09e8537bff/1-Figure1-1.png)
PDF] Measurement of the nonlinear coefficient of orientation-patterned GaAs and demonstration of highly efficient second-harmonic generation. | Semantic Scholar
Femtosecond optical parametric oscillator continuously tunable across 3.6–8 μm based on orientation-patterned gallium phosphide
![Figure 1 from Femtosecond pulses tunable between 5.5–10.4 μm from a 1-μm- pumped OP-GaP optical parametric oscillator | Semantic Scholar Figure 1 from Femtosecond pulses tunable between 5.5–10.4 μm from a 1-μm- pumped OP-GaP optical parametric oscillator | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/22ba6546360757b813d48dae055e717a23d04a09/1-Figure1-1.png)
Figure 1 from Femtosecond pulses tunable between 5.5–10.4 μm from a 1-μm- pumped OP-GaP optical parametric oscillator | Semantic Scholar
![Parasitic light generated in the OP-GaP OPO at 100 ºC. Inset: The idler... | Download Scientific Diagram Parasitic light generated in the OP-GaP OPO at 100 ºC. Inset: The idler... | Download Scientific Diagram](https://www.researchgate.net/publication/325179393/figure/fig5/AS:731252344770561@1551355553218/Parasitic-light-generated-in-the-OP-GaP-OPO-at-100-C-Inset-The-idler-output-beam.jpg)