]. Mainly because of the brief storage time, Ti:sapphire is often pumped by frequency-doubled Nd:YAG or Nd:glass sound-state lasers, which leads to a bulky and complicated process with high cost. In contrast with conventional CPA laser systems, the OPCPA procedure can get hold of a shorter pulse duration and an increased peak ability.
E mail assistance Shut E mail assistance Your email handle are going to be utilized as a way to notify you Once your remark has actually been reviewed via the moderator and just in case the author(s) on the article or even the moderator have to Speak to you right.
We made use of a transmission grating (TG) being a dispersive part within our stretcher and compressor. A compact configuration was adopted, the place the stretcher and also the compressor shared one particular grating similar to that in Ref.
In its elemental type, potassium has a silvery grey metallic visual appeal, but its compounds (such as potassium hydroxide) tend to be more usually Utilized in industrial and chemical apps.
The datasets made use of and/or analysed throughout The present examine offered from the corresponding creator on sensible ask for.
The measured Reduce-off wavelengths in the limited-wavelength facet are according to the final pattern of blue-shifted spectral broadening about the bandgap of nonlinear substance. All of the nonlinear resources developed sensible purple-shifted spectral broadenings less than circumstances of optimal pump pulse energies, with the most important pink-shift exceeding 2000 nm calculated in GGG crystal. Our results uncovered that GGG and BGO (which also had the lowest supercontinuum technology threshold) present strong, optical destruction-cost-free efficiency at a laser repetition charge of 200 kHz, suggesting that these products are excellent possibilities to YAG and KGW for minimal threshold, substantial typical electrical power supercontinuum generation during the close to- and short-wave infrared spectral ranges. We also demonstrated that scintillating Homes of bulk supplies could be commonly analyzed inside the filamentation regime, by way of multiphoton excitation employing in close proximity to-infrared femtosecond laser pulses.
Skip to primary content material Thank you for browsing mother nature.com. You will be employing a browser version with limited support for CSS. To acquire the most beneficial knowledge, we advocate you use a far more updated browser (or change off compatibility manner in Internet Explorer).
KGW (potassium gadolinium tungstate) can be a crystal that is often utilized like a Raman crystal in Raman spectroscopy. It's really a colorless, clear crystal that features a significant Raman scattering performance and a robust Raman spectrum, which makes it ideal for An array of Raman programs.
]. This process was based upon the fact that the spectral emission cross-section curves differ from each other when laser polarization is paralleled to the several optical axis of Yb-doped double tungstates[
Determine 4 Beam radius variation on the two crystals though altering the focal length of click here the thermal lensing influence.
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）
KGW has a strong Raman spectrum that extends from your ultraviolet into the around infrared, which makes it handy for a range of purposes. The crystal can be used being a reference content for Raman spectroscopy, as well as a sample for finding out Raman scattering inside the sound point out.
This short article has actually been cited by the following publications. This list is generated dependant on facts provided by Crossref.
Springer Nature continues to be neutral regarding jurisdictional promises in revealed maps and institutional affiliations.