supported by the National Natural Science Foundation of China(No.62175181)。
A high efficiency,low threshold,high repetition rate H-βFraunhofer line light at 486.1 nm was demonstrated.A high-efficiency KTP optical parametric oscillator was achieved by double-pass pumping with a high-maturity ...
supported by the Natural Science Foundation of Shanghai(No.19YF1453600);the Key Task Project in Scientific and Technological Research on Social Development of Shanghai(No.20dz1206502);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA22000000);the Major Program of the National Natural Science Foundation of China(No.61991453).
A 222 nm all-solid-state far-ultraviolet C(UVC)pulse laser system based on an optical parametric oscillator(OPO)and second-harmonic generation(SHG)usingβ-Ba2BO4(BBO)crystals was demonstrated.Pumped by a Nd∶Y3Al5O12 ...
supported in part by the National Natural Science Foundation of China(Nos.62075116 and 62075117);Key Research Program of Shandong Province(No.2019JMRH0111);Natural Science Foundation of Shandong Province(Nos.ZR2019MF039 and ZR2020MF114);Founding for Qilu Young Scholars from Shandong University;China Postdoctoral Science Foundation(No.2021TQ0190)。
Beam quality improvements by a large margin for signal and idler beams of a high energy 100 Hz KTiOAsO_(4)(KTA)non-critical phase matching(NCPM)optical parametric oscillator(OPO)were demonstrated using an unstable res...
This work was supported by the National Natural Science Foundation of China(NSFC)(Nos.61827821 and 62105237);the Research and Development Program in Key Areas of Guangdong Province,China(No.2020B090922004).
We report an experimental generation of few-cycle pulses at 53 MHz repetition rate. Femtosecond pulses with pulse duration of 181 fs are firstly generated from an optical parametric oscillator(OPO). Then, the pulses a...
This work was supported by the Director Foundation of State Key Laboratory of Pulsed Power Laser Technology(No.SKL2019ZR06);Open Research Foundation of State Key Laboratory of Pulsed Power Laser Technology(No.SKL2019KF05).
The linewidth of the BaGa_(4)Se_(7)(BGSe)optical parametric oscillator(OPO)was narrowed for the first time,to the best of our knowledge,by inserting a Fabry-Perot(FP)etalon into an L-shaped cavity.When a 15 mm long BG...
This work was supported by the Natural Science Foundation of Shanghai(No.19YF1453600);the Key Task Project in Scientific and Technological Research on Social Development of Shanghai(No.20dz1206502);the Marine S&T Fund of Shandong Province for Pilot National Laboratory for Marine Science and Technology(Qingdao)(No.2018SDKJ0102);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA22000000);the Major Program of the National Natural Science Foundation of China(No.61991453)。
A single-resonant low-threshold type-Iβ-Ba_(2)BO_(4)(BBO) optical parametric oscillator (OPO) with tunable output from 410 nm to 630 nm at 5 k Hz repetition rate is reported.By taking the noncollinear phase matching ...
supported by the National Key Research and Development Program of China (No. 2017YFB0405204);National Research Foundation of China (No. 61975095);Youth Cross Innovation Group of Shandong University (No. 2020QNQT);Development Program of Shaanxi Province(No.S2019-YF-ZDCXL-ZDLGY-0253);Major Science and Technology Innovation Project of Shandong Province (No. 2019JZZY020206);Qilu Young Scholar of Shandong University
In this paper,a high-power and high-efficiency 4.3μm mid-infrared(MIR)optical parametric oscillator(OPO)based on ZnGeP_(2)(ZGP)crystal is demonstrated.An acousto-optically Q-switched Ho Y_(3)Al_(5)O_(12) laser operat...
supported by the Director Foundation of State Key Laboratory of Pulsed Power Laser Technology(Nos.SKL2019ZR03 and SKL2019ZR06);the Open Research Foundation of State Key Laboratory of Pulsed Power Laser Technology(No.SKL2019KF05);the Natural Science Foundation of Anhui Province(No.1908085MF199)。
The temperature tuning of BaGa_(4)Se_(7)(BGSe)was demonstrated for the first time,to the best of our knowledge.When the temperature of BGSe(56.3°,0°)was raised from 30℃ to 140℃,the idler light under type Ⅰ raised...
supported by the National Key R&D Program of China(No.2017YFC0110301);the National Natural Science Foundation of China(Nos.91950113,91850209,11774410,and 61575219);the Strategic Priority Research Program of CAS(No.XDB23030203 XDB16030200);the Key Research Program of Frontier Sciences of CAS(No.KJZD-EW-L11-03);the Youth Innovation Promotion Association of the CAS(No.2018007)。
We demonstrate a harmonically pumped femtosecond optical parametric oscillator(OPO)laser using a frequency-doubled mode-locked Yb:KGW laser at a repetition rate of 75.5 MHz as the pump laser.Based on a bismuth borate ...
supported by the Science and Technology on Plasma Physics Laboratory(No.6142A04030403);the Innovation Fund of the Chinese Academy of Sciences(No.CXJJ-17-M164)
We report an efficient mid-infrared extracavity optical parametric oscillator(OPO)based on the nonlinear crystal BaGa4Se7 pumped by a diode-side-pumped Q-switched Nd:Y3 Al5O12(Nd:YAG)laser.The maximum pulse energy of ...