{"id":9837,"date":"2022-08-27T04:25:15","date_gmt":"2022-08-27T04:25:15","guid":{"rendered":"https:\/\/www.szlaser.com\/?page_id=9837"},"modified":"2022-08-27T04:37:58","modified_gmt":"2022-08-27T04:37:58","slug":"comparison-of-laser-crystals","status":"publish","type":"page","link":"https:\/\/www.szlaser.com\/index.php\/wiki\/comparison-of-laser-crystals\/","title":{"rendered":"Comparison of laser crystals"},"content":{"rendered":"

Comparison of laser crystals<\/h1><\/h1><\/div>

This article mainly introduces the characteristics and applications of various common crystals, and compares them.<\/p>\n<\/div>

Form of\u00a0Comparison of Crystals<\/h3><\/h3><\/div>
\n
\n \n \n\n \n \n \n \n\n\n wdt_ID<\/th> Types<\/th> Features<\/th> Application<\/th> <\/tr>\n<\/thead>\n \n\n \n \n\n \n \n \n \n \n \n \n \n \n \n
1<\/td>\n Pr:YLF crystal<\/td>\n Has the properties required to achieve lasing in the visible spectral range<\/td>\n Diode-pumped solid-state lasers for precision and efficient processing of metals such as copper or gold, entertainment and science<\/td>\n <\/tr>\n
2<\/td>\n Ho:YLF crystal<\/td>\n The 5I7 level has a long lifetime and therefore has strong performance in Q-switching operation<\/td>\n Remote Sensing and Contaminant Detection\nmilitary<\/td>\n <\/tr>\n
3<\/td>\n Tm,Ho: KYW crystal<\/td>\n Large and broad polarized absorption and emission bands, efficient energy transfer TM3+\u2192Ho3+, high doping concentration low concentration quenching<\/td>\n 2 \u03bcm laser for remote sensing (radar technology), metrology and medical applications; pump source for mid-infrared optical parametric oscillators (OPOs)<\/td>\n <\/tr>\n
4<\/td>\n Nd:KGW crystal<\/td>\n Suitable for generating picosecond light pulses, ideal for diode-pumped lasers; high storage density and low lasing threshold; high-efficiency Raman converters<\/td>\n Diode-pumped Q-switched laser, emitting in the \"eye-safe\" spectral range of laser rangefinders; Raman converter<\/td>\n <\/tr>\n
5<\/td>\n Nd:YLF crystal<\/td>\n 4F3\/2 Neodymium level has long lifetime; softer and more brittle than Nd:YAG; Nd:YLF (a-shape) crystals used inside laser optical resonators are self-polarizing<\/td>\n Continuous wave and pulsed operation at 1047nm and 1053nm for material processing, welding, cutting<\/td>\n <\/tr>\n
6<\/td>\n Yb:YAG crystal<\/td>\n Simple electronic structure excludes excited state absorption and also excludes various detrimental quenching processes; broad absorption band at 940 nm; long lifetime at 2 F 5\/2 energy level; low quantum defects<\/td>\n Material Processing, Micromachining, Welding, Cutting; Efficient High Power Thin Disc Lasers<\/td>\n <\/tr>\n
7<\/td>\n Yb:CaF2 crystal<\/td>\n Isotropic crystal (cubic symmetry); low quantum defects; long lifetime at 2 F 5\/2 energy level; broad light transmission; low dispersion behavior; limited nonlinear effects under intense laser irradiation<\/td>\n Diode-pumped femtosecond solid-state laser designed to generate high-energy pulses; ultrashort pulses with ultra-high average power<\/td>\n <\/tr>\n
8<\/td>\n Yb:YVO4 crystal<\/td>\n Simple electronic structure excludes excited state absorption and also excludes various detrimental quenching processes; broad and smooth emission spectrum; low quantum defects<\/td>\n High-power CW, Q-switched and mode-locked lasers; thin disk lasers<\/td>\n <\/tr>\n
9<\/td>\n Yb:YAB crystal<\/td>\n Self-doubling laser crystal; high thermal conductivity; wide absorption bandwidth around 976 nm; high absorption and emission cross sections; low quantum defects<\/td>\n High Power Continuous Wave Lasers; Mode Locked Femtosecond Lasers; Continuous Wave and Mode Locked Self Frequency Doubling Lasers<\/td>\n <\/tr>\n
10<\/td>\n Yb:YAP crystal<\/td>\n Biaxial orthorhombic crystal; high absorption cross section dependent on crystal orientation; high thermal conductivity; low quantum defects<\/td>\n Femtosecond lasers and regenerative amplifiers; CW and passively mode-locked thin-disk lasers<\/td>\n <\/tr>\n <\/tbody> \n\n \n \n \n\n <\/table>\n\n<\/div>