![Active mode locking, explained by RP Photonics Encyclopedia; actively mode-locked laser, modulator, ultrashort pulses Active mode locking, explained by RP Photonics Encyclopedia; actively mode-locked laser, modulator, ultrashort pulses](https://www.rp-photonics.com/img/active_mode_locking.png)
Active mode locking, explained by RP Photonics Encyclopedia; actively mode-locked laser, modulator, ultrashort pulses
![Q-switched mode locking, explained by RP Photonics Encyclopedia; QML, instability, threshold, saturable absorber Q-switched mode locking, explained by RP Photonics Encyclopedia; QML, instability, threshold, saturable absorber](https://www.rp-photonics.com/img/qml.png)
Q-switched mode locking, explained by RP Photonics Encyclopedia; QML, instability, threshold, saturable absorber
![Two-micron all-fiberized passively mode-locked fiber lasers with high-energy nanosecond pulse | High Power Laser Science and Engineering | Cambridge Core Two-micron all-fiberized passively mode-locked fiber lasers with high-energy nanosecond pulse | High Power Laser Science and Engineering | Cambridge Core](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary:20200428073048338-0662:S2095471920000079:S2095471920000079_fig9.png?pub-status=live)
Two-micron all-fiberized passively mode-locked fiber lasers with high-energy nanosecond pulse | High Power Laser Science and Engineering | Cambridge Core
![a) Pulse train of mode-locked laser at 8.1 MHz; (b) the corresponding... | Download Scientific Diagram a) Pulse train of mode-locked laser at 8.1 MHz; (b) the corresponding... | Download Scientific Diagram](https://www.researchgate.net/publication/280219513/figure/fig3/AS:302037561561115@1449022774780/a-Pulse-train-of-mode-locked-laser-at-81-MHz-b-the-corresponding-measured.png)
a) Pulse train of mode-locked laser at 8.1 MHz; (b) the corresponding... | Download Scientific Diagram
![Mode locking, explained by RP Photonics Encyclopedia; active, passive, modelocking, ultrashort pulses, pulse generation, instabilities Mode locking, explained by RP Photonics Encyclopedia; active, passive, modelocking, ultrashort pulses, pulse generation, instabilities](https://www.rp-photonics.com/previews/mode_locking.png)
Mode locking, explained by RP Photonics Encyclopedia; active, passive, modelocking, ultrashort pulses, pulse generation, instabilities
![1GHz Harmonic Mode-Locked Fiber Laser by Using Carbon Nanotubes Film Saturable Absorber | Semantic Scholar 1GHz Harmonic Mode-Locked Fiber Laser by Using Carbon Nanotubes Film Saturable Absorber | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/b4b84dab765335955dfce8d7df156d62f8fedf54/2-Figure2-1.png)
1GHz Harmonic Mode-Locked Fiber Laser by Using Carbon Nanotubes Film Saturable Absorber | Semantic Scholar
![Applied Sciences | Free Full-Text | Kerr-Lens Mode-Locked Femtosecond Yb:GdYSiO5 Laser Directly Pumped by a Laser Diode Applied Sciences | Free Full-Text | Kerr-Lens Mode-Locked Femtosecond Yb:GdYSiO5 Laser Directly Pumped by a Laser Diode](https://pub.mdpi-res.com/applsci/applsci-05-00817/article_deploy/html/images/applsci-05-00817-g001.png?1451903984)