Transition metal trichalcogenides(TMTs)are known for their two-dimensional(2D)characteristics and the presence of quasi one-dimensional chains.These materials are less vulnerable to edge defects,which makes them suita...
supported by the National Natural Science Foundation of China(Grant Nos.12261131495 and 12475008);the Scientific Research and Developed Fund of Zhejiang A&F University(Grant No.2021FR0009).
The carbon black(CB)is introduced to manufacture CB/graphene oxide(GO)composite material to mitigate limitations of GO as a saturable absorber with the excellent performance in ultrafast fiber lasers.At a central wave...
supported by the National Natural Science Foundation of China(Grant Nos.62005212 and 12075190);the Young Talent Fund of University Association for Science and Technology in Shaanxi,China(Grant No.20210112);the New Star Project of Science and Technology of Shaanxi Province(Grant No.2022KJXX-69),the Fund for Outstanding Young Talents of China Academy of Space Technology(Xi’an)(Grant No.Y21-RCFYJQ1-03);the Young Elite Scientists Sponsorship Program by CAST(Grant No.2022QNRC001);the Open Foundation of State Key Laboratory of Transient Optics and Photonics(Grant No.SKLST202207).
A D-shaped fiber is coated with a new two-dimensional nanomaterial,violet phosphorus(VP),to create a saturable absorber(SA)with a modulation depth of 3.68%.Subsequently,the SA is inserted into a fiber laser,enabling s...
supported by the National Key Research and Development Program of China(Grant No.2022YFB4601101);the Beijing Natural Science Foundation(Grant No.JQ21019);the National Natural Science Foundation of China(Grant Nos.11975001,12075034,and 12261131495)。
Fiber laser is a fundamental component of laser systems and is of great significance for development of laser technology.Its pulse output can be divided into Q-switched and mode-locked.Achieving ultrashort pulse with ...
Supported by the National Natural Science Foundation of China under Grant Nos 11474257 and 61605183
By employing three reflecting volume Bragg gratings, a near-infrared 4-channel spectral-beam-combining system is demonstrated to present 720 W combined power with a combining efficiency of 94.7%. The combined laser be...
We present a detailed study on the tolerance on tilt error for the incoherent combination of fiber lasers propagating in a real environment and analyze the influence of fill factor,mechanical jitter and atmospheric tu...
Supported by the National High-Tech Research and Development Program of China under Grant No2009AA03Z441 and the Natural Science Foundation of Shanghai under Contract 10ZR1433700.
A home-made double-clad Tm3+ -doped silica fiber laser with over 150-W output power is reported. Pumped with a diode bar at 793nm, the fiber laser is operated at 2.04μm with a slope efficiency of 56.3%. A quantum ef...
Supported by the National Natural Science Foundation of China under Grant No 60677050, and the National Basic Research Program of China under Grant No 2007CB936603.
A continuous-wave mid-IR difference frequency laser source, which respectively uses an ytterbium-doped fiber laser as the pump source and a multiwavelength erbium-doped fiber laser cascaded with an erbium-doped fiber ...
Beam quality and power scalability analyses for various multicore fiber lasers (MFL) are presented. In-phase complex amplitude and corresponding far-field intensity distribution of each type of MFL is calculated usi...