supported by the National Natural Science Foundation of China (Nos. 61975100 and 62027821);Program for the Innovative Talents of High Education Institutions of Shanxi;Fund for Shanxi “1331 Project” Key Subjects Construction
Multi-beam laser processing is a very popular method to improve processing efficiency. For this purpose, a compact and stable multi-beam pulsed 355 nm ultraviolet(UV) laser based on a micro-lens array(MLA) is presente...
supported by the Outstanding Youth Science Fund Project of Hunan Provincial Natural Science Foundation(No.2019JJ20023);the National Natural Science Foundation of China(NSFC)(No.61705266)
We report here on a diode-pumped pulsed mid-infrared laser source based on gas-filled hollow-core fibers(HCFs)towards an all-fiber structure by the tapering method. The pump laser is coupled into an acetylene-filled H...
supported in part by the National Natural Science Foundation of China(No.61805234);the Foundation of State Key Laboratory of Laser Interaction with Matter(No.SKLLIM1704)
A 1550 nm all-fiber pulsed laser Doppler vibrometer (LDV) based on time-domain chopping techniques is developed to overcome demodulation failures caused by multipath interference. The system adopts an adjustable confi...
supported by a fellowship from the Alexander von Humboldt Foundation;the National Natural Science Foundation of China(Nos.11535008 and 61775120)for their support
Over the last years, there has been tremendous progress with compact pulsed lasers based on various solid-state gain media, such as crystals and glasses doped with laser-active ions. With the integration of increasing...
supported by the National Natural Science Foundation of China(NSFC)(No.61308049);the National High-tech R&D Program of China(863Program)(No.2015AA021102);the Outstanding Young Teacher Cultivation Projects in Guangdong Province(No.YQ2015142);the Shenzhen Science and Technology Project(Nos.JCYJ20160520161351540 and JCYJ20160427105041864)
The simultaneous dual-band pulsed amplification is demonstrated from an Er/Yb co-doped fiber(EYDF), and consequently a high-power all-fiber single-mode 1.0/1.5 μm dual-band pulsed master oscillator power amplifier...
supported by the National Natural Science Foundation of China under Grant Nos.91536220 and 11504393
We report the recent progress of our pulsed optically pumped(POP) vapor cell rubidium clock with dispersive detection.A new compact physics package is made.A rubidium cell with a high precision buffer gases mixing r...
The output amplitude of the differential circuit is studied for differential discrimination in pulsed laser time-offlight systems. Based on the studies of the probability of detection and the probability of false alar...
supported by the National Natural Science Foundation of China under Grant No.61205212
Accurately and efficiently predicting the fundamental-frequency temporal shape of broadband long-pulsed lasers is very important in research on the properties of high-power laser amplifiers. In this study, we first pr...
partly supported by the Natural Science Foundation of Shanghai under Grant No.12ZR1435100
A stable, single-longitudinal-mode, nanosecond-pulsed Nd:YAG laser with a laser-diode dual-end pumping arrangement is constructed. Injection seeding is performed successfully by utilizing a Rb Ti OPO4 crystal as the i...
In order to research the influence on the beam transmission properties due to the different time intervals in the high-power pulsed transversely excited atmospheric CO2 laser with unstable resonator, the finite elemen...