supported by the Key-Area Research and Development Program of Guangdong Province(No.2023B0909010002);the Science and Technology PlanningProjectofShenzhenMunicipality(No.JCYJ20190808145016980)。
We demonstrate,for the first time and to the best of our knowledge,a continuous-wave and broadly tunable Cr:ZnSe bulk crystal laser pumped by a Tm:YLF bulk laser with 1845 nm and 1887 nm wavelengths.We compare the out...
partially supported by the National Natural Science Foundation of China(Nos.92050203,62075138,12174264,61827815,12004261,and 61775142);Natural Science Foundation of Guangdong Province(Nos.2021A1515011909 and 2022A1515011457);Shenzhen Fundamental Research Program(Nos.JCYJ20200109105606426,JCYJ20190808164007485,JCYJ20210324095213037,JCYJ20190808121817100,JCYJ20190808143419622,and JCYJ20190808115601653);Shenzhen Key Technology Projects(Nos.JSGG20191231144201722 and JSGG20211108092800001).
Applying an ultrafast vortex laser as the pump,optical parametric amplification can be used for spiral phase-contrast imaging with high gain,wide spatial bandwidth,and high imaging contrast.Our experiments show that t...
the China Postdoctoral Science Foundation(No.2018M630355);the National Natural Science Foundation of China(No.61905150);the Characteristic Innovation Projects of Scientific Research in Universities of Guangdong Province(Natural Science)(No.2018KTSCX348).
The ultimate capacity of a cladding-pumped 10/130 Tm:fiber is experimentally investigated with a 793 nm laser diode bidirectionally pumped amplifier. The laser system works stably at the output powers of 52 W,65 W, an...
supported in part by the National Natural Science Foundation of China(Nos.11574213 and 11904232);Innovation Program of Shanghai Municipal Education Commission(No.2017-01-07-00-07-E00007);the Shanghai Municipal Science and Technology Commission(No.17060502500);the support of the Program for Professor of Special Appointment(Eastern Scholar)at the Shanghai Institutions of Higher Learning(No.TP2014046).
We experimentally investigated the forward 353.8 nm radiation from plasma filaments in pure nitrogen gas pumped by intense circularly polarized 800 nm femtosecond laser pulses.This emission line corresponds to the B^2...
supported by the National Natural Science Foundation of China(NSFC)(Nos.51602028,61905026,and 11874091);the Jilin Province Science and Technology Development Project(Nos.20180519019JH and20180804009HJ);the Jilin Province Industrial Innovation Special Fund Project(Nos.2018C040-3 and 2019C043-6);the Development of Key Laboratory of Astronomical Optics Technology,the Chinese Academy of Sciences(No.CAS-KLAOT-KF201803);the Changchun University of Science and Technology(No.XJJLG-2017-01).
Aiming at the application requirements of information optics,this Letter proposed a perovskite quantum dot random lasing pumping method suitable for high-speed modulation.At the same time,the luminescence characterist...
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 ...
supported by the Natural Science Foundation of Jiangsu Province(Nos.BK20161521 and BK20180742);Six Talent Peaks Project in Jiangsu Province(No.2015-XCL-023 P);Postgraduate Research&Practice Innovation Program of Jiangsu Province(No.KYCX18_0856);Talents Projects in Nanjing University of Posts and Telecommunications(Nos.NY214002 and NY215002)
Experimental generation of stable mode-locked pulses and cylindrical vector beams(CVBs),from an all fewmode fiber(FMF)ring laser is first reported,to the best of our knowledge.In this laser,a section of few-mode erbiu...
supported by the National Key Research and Development Program of China(Nos.2016YFB0701002and 2016YFB1102301);the National Natural Science Foundation of China(NSFC)(Nos.51772173,51632004,51472257,and 51872307)
Praseodymium-ion-doped gain materials have the superiority of lasing at various visible wavelengths directly.Simple and compact visible lasers are booming with the development of blue laser diodes in recent years.In t...
supported by the National Key Research and Development Program of China(No.2016YFC1400902);the National Key Scientific Instrument and Equipment Development Project(No.2013YQ120343);the Scientific Innovation Fund of Chinese Academy of Sciences(No.CXJJ-16S014);the Development Program of China(No.2014AA093301)
A highly efficient laser system output at the H-13 Fraunhofer line of 486.1 nm has been demonstrated. A high pulse energy single-frequency hybrid 1064 nm master oscillator power amplifier was frequency-tripled to achi...
supported by the National Natural Science Foundation of China(NSFC)(Nos.61575129 and 11447029);the Science&Technology Innovation Committee Foundation of Shenzhen(No.JCYJ20160328144942069)
Supercontinuum generation(SC) of more than one octave spectrum spanning covering from 400 nm to 820 nm was achieved by pumping a piece of aluminum nitride(AIN) single crystal using a nanosecond 355 nm ultraviolet ...