Er-doped
fiber laser
| 194-MHz NPR,soliton mode-
locking regime (2007)[47] | 18 fs | [1 kHz–10 MHz] | PD | MIT |
3-GHz SESAM,soliton mode-
locking regime (2009)[48] | 19 fs | [10 kHz–40 MHz] | PD | MIT |
200-MHz NPR with spectral filter,stretched-pulse mode-locking regime (2010)[49] | 17.4 fs | [1 kHz–10 MHz] | PD | Shanghai Jiao Tong University |
1-GHz SESAM,soliton mode-
locking regime (2010)[50] | 22 fs | [1 kHz–10 MHz] | PD | MIT |
80-MHz NPR,cavity dispersion
(2011)[26] | 0.07 fs* | [10 kHz–40 MHz] | BOC | KAIST |
80-MHz CNT-SA,cavity dispersion
(2013)[51] | 0.5 fs | [10 kHz–40 MHz] | BOC | KAIST |
| 463-MHz MoS2-SA,soliton mode-
locking regime (2015)[52] | 33 fs | [1 kHz–1 MHz] | PD | Shanghai Jiao Tong University |
80-MHz NPR,cavity dispersion
(2015)[53] | 0.7 fs | [10 kHz–10 MHz] | BOC | KAIST |
129-MHz NPR with spectral filter,cavity dispersion
(2015)[54] | 3.46 fs | [10 kHz–10 MHz] | BOC | KAIST |
75-MHz NALM,cavity dispersion
,soliton molecule (2018)[45] | 0.83 fs | [10 Hz–2 MHz] | BOC | Tianjin University |
36.56 MHz NALM,soliton mode-
locking regime (2019)[55] | 7.3 fs | [10 kHz–1 MHz] | FDL | KAIST |
2.68 GHz SESAM,cavity dispersion
(2019)[39] | 82.5fs
| [300 Hz-30 MHz] | PD | Xi'an Institute of Optics and Precision Mechanics of CAS |
Yb-doped
fiber Laser
| 80-MHz NPR,stretched-pulse mode-
locking regime (2011)[20] | 0.18 fs* | [10 kHz–40 MHz] | BOC | KAIST |
80-MHz NPR,soliton laser (2011)[20] | 1.8 fs | [10 kHz–40 MHz] | BOC | KAIST |
80-MHz NPR,amplifier-similariton (2011)[20] | 2.9 fs | [10 kHz–40 MHz] | BOC | KAIST |
80-MHz, NPR with spectral filter,cavity dispersion
(2014)[23] | 0.57 fs | [10 kHz–10 MHz] | BOC | Tianjin University |
10-MHz SESAM,all-PM,cavity dispersion
(2016)[24] | 5.9 fs | [10 kHz–5 MHz] | BOC | Tianjin University |
880 MHz NPR,stretched-pulse mode-
locking regime (2018)[37] | 10 fs | [30 kHz–5 MHz] | BOC | Peking University |
Tm-doped
fiber laser
| 690-MHz harmonic mode-locking NPR,soliton mode-locking regime (2015)[56] | 6 ps | [100 Hz–1 MHz] | PD | Tsinghua University |
253 MHz SBR Tm/Ho fiber laser (2016)[57] | 20 fs | [100 Hz–2 MHz] | PD | Boston University |
1.5 GHz SESAM (2018)[58] | 940 fs | [10 Hz–1 MHz] | PD | South China University of Technology |
Solid
laser
| 80-MHz KLM Ti:sapphire laser (2012)[22] | 0.013 fs* | [100 Hz–40 MHz] | BOC | MIT |
100-MHz SESAM Cr:LiSAF laser (2012)[31] | 0.03 fs | [10 kHz–50 MHz] | BOC | MIT |
100-MHz, SESAM, Er:Yb-glass laser (2013)[32] | 0.083 fs | [10 kHz–50 MHz] | BOC | CSEM |
500-MHz SESAM Er:Yb-glass laser (2015)[25] | 0.016 fs | [10 kHz–250 MHz] | OH | University of Colorado |
Semiconductor
laser
| 10 GHz SCOWA-based harmonically mode-locked nested cavity laser (2018)[59] | 3.4 fs | [10 Hz,100 MHz] | PD | University of Central Florida |
21 GHz InAs/InP quantum dash laser (2018)[41] | 400 fs | [10 kHz,100 MHz] | PD | University College Cork |
19 GHz integrated heterogeneous silicon/III-V colliding pulse mode-locked laser (2018)[42] | 1.2 ps | [100 kHz,100 MHz] | PD | University of California |
Optical
Microresonator
| 22 GHz silica microcomb (2020)[43] | 2.6 fs* | [10 kHz–3 MHz] | FDL | KAIST |