[PDF] Top 20 Comparison between c-cut and A-cut Nd : YVO4 lasers passively Q-switched with a Cr4+: YAG saturable absorber

... – Lasers and Optics ate than the a-cut Nd:YVO 4 crystal with a Cr 4+ :YAG crystal as a saturable absorber, as ... See full document

... provides a large absorption cross sec- tion in the spectral region ...passive Q switching of Nd-doped lasers. 1,2 In comparison with other Q-switching materials, such as ... See full document

... of Q-switched pulse train is shown in Fig. 4(a). With the optimum alignment, the pulse-to-pulse stability was found to be approximately ...Figure 4 (b) shows the temporal shape ... See full document

... Simultaneous Q switching and mode locking is of great interest for the generation of high peak power and ultrashort ...of saturable absorbers was first successfully employed for simultaneous ... See full document

... AQS lasers under the rapid Q-switching ...into a spatially dependent model, we further consider the spatial overlapping between the pump and lasing modes influenced by the thermal ... See full document

... ABSTRACT A compact eye-safe optical parametric oscillator (OPO) using a noncritically phase-matched KTP crystal intra- cavity pumped by a passively Q-switched Nd : ... See full document

... for Cr 4+ :YAG crystal and AlGaInAs quantum-well (QW) used as a saturable absorbers in passively Q- switched Yb-doped fiber ...Both saturable ... See full document

... Abstract A high-power efficient eye-safe laser is experimentally realized by using an intracavity optical parametric oscillators of a diode-pumped passively Q-switched ... See full document

... of saturable absorbers was first suc- cessfully employed for simultaneous Q-switching and mode- locking of solid-state lasers in 1965 [16], ...the saturable absorber should have ... See full document

... setup and results The experimental setup is schematically shown in ...was a concave mirror with the radius-of- curvature of 100 ...face, and was coated at 808 nm for high transmission as well ... See full document

... Introduction Nd:YAG crystals that have excellent optical and mechanical properties have been identified to be one of the promising gain media in diode-pumped solid-state ...the 4 F 3兾2 → ... See full document

... highpeakpower Nd:YVO 4 /Cr 4+ :YAG passively Qswitched lasers (PQS) as the seed source of the fiber ...exploit a nearly hemispherical cavity ... See full document

... all-solid-state Q-switched lasers at 1 ...lators, and intracavity Raman conversion. Compared with active Q-switching, passive Q-switching is compact, and has ... See full document

... is a widely used laser technique in which allow a laser pumping process to build up a larger population inversion inside a cavity and generate a short pulse with high ... See full document

... – Lasers and Optics FIGURE 2 Absorption spectrum of the conventional 1 ...% Cr 4 + : YAG crystal fracture limit is inversely proportional to the thickness of the saturable ... See full document

... the Q-switched pulse train at the pump threshold are ...0.32, and 0.40 mJ for saturable absorbers of and , ...of and . On the contrary, the characteristics of ... See full document

... is a passively Q-switched microchip Nd:YVO 4 laser with a Cr 4
:YAG crystal as a saturable absorber, as shown in ... See full document

... demonstrate a high-peak-power quasi-continu- ous-wave diode-pumped passive Q-switched Nd:YAG laser at 946 ...make a thorough comparison of the output per- formance ... See full document

... is a promising material for saturable absorbers in laser mode locking ...solid-state lasers are needed. Q-switched mode locking Nd:GdVO 4 laser at 1340 nm was realized by ... See full document

... in a diode-pumped pas- sively Q-switched Nd :GdVO 4 laser with Cr 4+ :YAG as a saturable ...achieved with a c-cut ... See full document