National Natural Science Foundation of China(62035005,62175064,62235019);Shanghai Pilot Program for Basic Research(TQ20220104);Natural Science Foundation of Chongqing Municipality(CSTB2022NSCQMSX0451,CSTB2022TIAD-DEX0036,CSTB2023NSCQJQX0011);Shanghai Municipal Science and Technology Major Project(2019SHZDZX01);Fundamental Research Funds for the Central Universities。
Synchronously pumped optical parametric oscillators(OPOs)provide uniquely versatile platforms to generate ultrafast mid-infrared pulses within a spectral range beyond the access of conventional mode-locked lasers.Howe...
Project 2019-JCJQ(JJ-202);National Postdoctoral Program for Innovative Talents(BX20190063);Hunan Innovative Province Construction Project(2019RS3017);National Natural Science Foundation of China(61975236,62061136013,62035015)。
A spectral programmable,continuous-wave mid-infrared(MIR)optical parametric oscillator(OPO),enabled by a self-developed high-power spectral tailorable fiber laser,was proposed and realized.While operating at a singlew...
Deutsche Forschungsgemeinschaft(MO 850/31-1,MO 850-19/2,MO 850-23/1);Germany’s Cluster of Excellence PhoenixD(EXC 2122,Project ID 390833453);European Union’s Horizon 2020 research and innovation program under the Marie Sklodowska-Curie Agreement(713694)。
Ultrafast visible radiation is of great importance for many applications ranging from spectroscopy to metrology.Because some regions in the visible range are not covered by laser gain media,optical parametric oscillat...
National Basic Research Program of China(973)(2014CB339802,2015CB755403);National key research and development projects(2016YFC0101001);National Key Technology R&D Program of China(2014BAI04B05,2015BAI01B01);National Natural Science Foundation of China(NSFC)(61107086,61471257,81402067);Natural Science Foundation of Tianjin City(14JCQNJC02200);Postdoctoral Science Foundation of Chongqing(Xm2016021);Joint Incubation Project of Southwest Hospital(SWH2016LHJC-04,SWH2016LHJC-01);Science and Technology Support Program of Tianjin(13ZCZDSF02300)
We have demonstrated a high-average-power,high-repetition-rate optical terahertz(THz)source based on difference frequency generation(DFG)in the GaSe crystal by using a near-degenerate 2μm intracavity KTP optical para...
supported by the National Natural Science Foundation of China (61378022);the National Natural Science Foundation of China for Youths (61205145);the Fundamental Research Funds of Shandong University (2014JC032);the China Postdoctoral Science Foundation (2013M541901);Independent Innovation Foundation of Shandong University, IIFSDU (2013HW013 and 2014TB011)
A Kerr-lens, mode-locked YVO4∕Nd:YVO4laser coupled with an acousto-optic modulator(AOM) Q-switching near1064 nm was employed to pump an intracavity KTi OPO4(KTP) optical parametric oscillator. A subnanosecond sig...