In this paper, a fixed support method for cryogenic monocrystalline silicon Fabry-Pérot cavity of an ultra-stable laser space applications is proposed. Through finite element analysis, the vibration sensitivity at center below 10E-12/g; fundamental frequency 381 Hz; thermal deformation compensated by applying preload force about 3 N*m variation 300 K to 124 K. Based on these analyses, equal-mass simulator was machined and mounted. The mounting process then explored keep its angle error...

Ultrafast fiber lasers over gigahertz (GHz) repetition rates have attracted substantial attention due to their wide range of applications. Harmonic mode-locking (HML) is an effective method scale the rate GHz level. Our study experimentally confirms formation process and evolution harmonic pulses in anomalous dispersion laser operated L-band by adopting emerging multimode inference-based hybrid-fiber modulation device while optimizing intra-cavity dispersion, nonlinearity, pulse...

Collaborative optimization of strong coordination and hydrogen bonds is employed to impede phase separation enhance photoluminescence for mixed-halide QDs.

We report a diode-pumped Pr3+:YAlO3 laser emitting at 747 nm. A power of 232 mW nm has been achieved in continuous-wave operation with diode 2 W 448 Furthermore, intracavity second-harmonic generation mode also demonstrated 52 374 by using LBO nonlinear crystal. The fluctuation the violet output was better than 2.3%. beam quality M value is 2.2.

We report an efficiency Nd:CNGG laser operating at 1061 and 1329 nm, respectively, direct pumped by a diode 885 nm for the first time to our knowledge. The maximum outputs of 4.5 2.9 W, are obtained in 6-mm-thick 0.5 % crystal with 13.5 W absorbed pump power leading high slope respect 32.2 22.1%. Under traditional pumping 808 3.9 2.7 15.4 power, corresponding 25.2 17.9%.

It is reported that efficient continuous-wave (CW) green laser generation at 532 nm in a KTP crystal type-II phase matching direction performed with diode-pumped Nd:LGS laser. With incident pump power of 18.2 W, output 2.68 W has been obtained using 5 mm-long crystal. The optical conversion efficiency was up to 14.7%. At the level stability better than 3.5%. beam quality M 2 values were equal 1.33 and 1.19 X Y directions, respectively.

We report for the first time a yellow-green laser at 555 nm generation by intracavity frequency doubling of continuous wave (CW) operation 1110 Nd-doped yttrium gallium garnet (Nd:YGG) under in-band diode pumping 808 nm. An LBO crystal, cut critical type I phase matching is used second harmonic laser. At an incident pump power 18.5 W, as high 2.31 W CW output achieved. The optical-to-optical conversion efficiency up to 12.4%, and fluctuation was better than 2.8% in given 4 h.

We present a laser architecture to obtain continuous-wave blue radiation at 488 nm. A 808 nm diode-pumped the Nd:YVO4 crystal emitting 914 part of pump power was then absorbed by crystal. The remaining used Nd:YLiF4 (Nd:YLF) 1047 Intracavity sum-frequency mixing and realized in BiB3O6 (BiBO) reach radiation. obtained output 339 mW with diode 18.3 W

We describe the output performances of 928 nm 4 F 3/2 → I 9/2 transition in Nd:CLNGG under diode-laser pumping. An end-pumped crystal yielded 1.3 W continuous-wave power for 17.8 absorbed pump power. The slope efficiency with respect to was 11.2%. Furthermore, diode and frequency-doubling LiB3O5 (LBO), a maximum 260 mW blue spectral range at 464 has been achieved. stability over h is better than 3.2%.

We report a coherent cyan radiation at 498 nm by intracavity sum-frequency generation of the 937 and 1062 laser-lines Nd:GGG crystal. With diode pump power 18.2 W, maximum output 186 mW is obtained. The beam quality M2 value 1.22 in horizontal plane. stability over 30 min better than 5%. To best our knowledge, this first work on pumped laser nm.

We report an efficient laser emission on the 912 nm 4 F 3/2 to I 9/2 transition in Nd:GdVO4 under pump with diode lasers at 888 nm. Continuous wave (CW) 4.91 W output power is obtained 18.3 of incident power; slope efficiency respect was 57.5%. Moreover, intracavity frequency doubling BiB3O6 (BiBO) nonlinear crystal yielded 1.33 deep-blue light 456

A high-efficiency 1341 nm Nd:GdVO4 laser in-band pumped at 912 is demonstrated for the first time. Using an all-solid-state operating as pump source, 542 mW output was obtained with 1.14 W absorbed power. The slope efficiency respect to power 56.6%, and fluctuation of better than 2.6% in given 30 min. beam quality factor M 2 1.15.

A diode pumped Pr3+:LiYF4 laser at 639.5 nm has been demonstrated. With an incident pump power of 920 mW, the maximum red output was 272 mW. Moreover, intracavity second-harmonic generation (SHG) also achieved with a ultraviolet 23 mW by using β-BaB2O4 (BBO) nonlinear crystal. To best our knowledge, this is first report on continuous-wave frequency doubling laser.

Efficient continuous-wave intracavity frequency doubling of a diode-end-pumped Yb:Y2SiO5 laser operating at 1003.4 nm has been demonstrated for the first time. With 18.3 W diode pump power and frequency-doubling crystal LiB3O5 (LBO), as high 239 mW output 501.7 is achieved. The stability over 30 min better than 2.8%. beam quality M 2 factors are 1.85 2.13 in both horizontal vertical dimensions, respectively.

We report a diode-pumped Nd:LuVO4 laser emitting at 1076 nm, based on the 4 F 3/2−4 I 11/2 transition, generally used for 1066 nm emission. A power of 689 mW has been achieved in continuous-wave (CW) operation with fiber-coupled diode 17.8 W 809 nm. Intracavity second-harmonic generation (SHG) CW mode also demonstrated 105 538 by using LiB3O5 (LBO) nonlinear crystal.

A dual-wavelength continuous-wave (CW) diode end-pumped gadolinium scandium aluminum garnet (Nd:GSAG) laser that generates simultaneous action at the wavelengths 1061 and 942 nm is demonstrated. total output power of 589 mW (476 113 nm) for dual-wave-length was achieved incident pump 18.2 W. The M 2 values lights were found to be around 1.18 1.37, respectively.

A diode-pumped Nd3+:YAlO3 (Nd:YAP) laser emitting at 1339 nm is described. At the incident pump power of 17.8 W, as high 3.4 W continuous-wave (CW) output achieved. The slope efficiency with respect to was 23.6%. stability over 60 min better than 3.5%. beam quality M 2 factor 1.33.

We report a continuous-wave (CW) coherent red radiation at 666 nm by intracavity frequency doubling generation of 1331 Nd:GGG laser. With incident pump power 18.3 W, output 910 mW has been obtained using 10 mm-long LBO crystal. At the level mW, stability is better than 5%. The beam quality M 2 values were equal to 1.21 and 1.34 in X Y directions, respectively.

We report for the first time a coherent yellow-orange radiation at 590 nm by self-sum-frequency generation of 1060 and 1332 laser-lines Nd:YCOB crystal. With diode pump power 14.3 W, maximum output 286 mW is obtained. The stability better than 3.6%. beam quality M2 value about 1.32.

We describe the output performances of 930 nm 4 F 3/2 → I 9/2 transition in Nd3+:YAlO3 (Nd:YAP) under in-band pumping with diode laser at 803 wavelength. An end-pumped Nd:YAP crystal yielded 1.13 W continuous-wave (CW) power for 17.8 incident pump power. Moreover, intracavity second-harmonic generation has also been achieved a 172 mW 465 by using LiB3O5 (LBO) nonlinear crystal. The blue beam quality factor M 2 was less than 1.3. stability 3% 60 min.