The smart Trick of KGW Crystal That No One is Discussing
The smart Trick of KGW Crystal That No One is Discussing
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Past perform showed that the twin-crystal configuration can be used to compensate for the thermal lensing effect[
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We used a transmission grating (TG) being a dispersive part inside our stretcher and compressor. A compact configuration was adopted, the place the stretcher and the compressor shared 1 grating similar to that in Ref.
In its elemental type, potassium incorporates a silvery gray metallic physical appearance, but its compounds (for instance potassium hydroxide) tend to be more frequently Utilized in industrial and chemical purposes.
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The comparison with glasses is acceptable since the significant acquire bandwidth makes it possible for e.g. tungstate femtosecond lasers and tunable lasers to compete with glass lasers.
Nonetheless, once Nd3+:YAG grew to become commercially click here available, the curiosity in CaWO4 dropped sharply. In afterwards a long time, selected other tungstate crystals started to catch the attention of loads of attention.
The black line denotes the configuration While using the crystals put in the same orientation, though the red line is beneath the configuration of crystals put in orthogonal orientation.
We program to spice up the pulse Vitality to previously mentioned 40 mJ in two-phase multi-pass amplifiers, comparable to a achieve variable of 20. In Each and every amplifier, we may even adopt two cascaded crystals positioned under orthogonal orientation to decrease the thermal load on Every single crystal and compensate to the gain-narrowing effect.
We made a diode-pumped Yb:KGW regenerative amplifier since the entrance stop with the kilohertz terawatt laser process. Wide bandwidth pulses had been received by implementing dual crystals with diverse orientations of their optical axes[
相关工作得到了上海扬帆计划、国家重点研发计划、中国科学院战略性先导科技专项、国家自然科学基金项目、上海市优秀学术/技术带头人计划、上海市市级科技重大专项、中国科学院青年创新促进会的支持。（强场激光物理国家重点实验室供稿）
-switched laser output beneath the two crystal placement configurations. The black line denotes the configuration While using the crystals put in the same orientation, while the pink line is underneath the configuration of crystals placed in orthogonal orientation.
Effect of potassium supplementation on vascular perform: A meta-Assessment of randomized controlled trials.
Both energies are marked by the dashed strains as well as their values are labeled during the plots. The identical options ended up also noticed in KGW and YAG crystals, whose spectral broadening dynamics are shown for the comparison in Fig. 4.