5 Tips about KGW Crystal You Can Use Today
5 Tips about KGW Crystal You Can Use Today
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Investigating tumor perfusion by hyperpolarized (13) C MRI with comparison to conventional gadolinium contrast-enhanced MRI and pathology in orthotopic human GBM xenografts.
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The purple-shifted part of the SC is of practical great importance, specifically for what issues the efficiency of broadly tunable optical parametric amplifiers pumped by the basic harmonics of Yb lasers. The lack of seed photons in the long-wavelength location on the SC spectrum limits the amplification performance and ends in pulse-to-pulse Electricity fluctuations within the degeneracy area of the optical parametric amplifier. This facet is quantified in Fig. 6a by plotting the SC spectra when it comes to spectral Electricity density, which was estimated by measuring the Electricity in the axial Element of SC radiation (that's the only almost helpful Component of SC emission). KGW crystal produces the very best spectral Electricity density within the 1200�?450 nm selection, as noted within a new study30.
In contrast, the seed laser could be amplified to around one mJ under the orthogonal orientation configuration.
The comparison with Eyeglasses is appropriate since the massive attain bandwidth enables e.g. tungstate femtosecond lasers and tunable lasers to contend with glass lasers.
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Circumstance Research of selected crucial systems invented or co-invented by American Elements in just the 1st two decades of this century
As a result, with an additional improvement inside our regenerative amplifier, two mJ compressed pulses might be anticipated, without harming any part within our compressor.
The threshold Strength for SC technology (hbox E _ textrm th ) was described given that the pump pulse energy, the place the blue-shifted spectral broadening promptly settles to a specific click here Slice-off wavelength That is still Just about regular even with further maximize of your pump pulse Electricity. The the best possible Strength (hbox E _textrm opt ), was described as being the pump pulse Strength, which creates the largest purple-shifted spectral broadening before the onset of periodic modulation during the SC spectrum resulting from filament refocusing.
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 under the two crystal placement configurations. The black line denotes the configuration Along with the crystals put in the identical orientation, when the pink line is under the configuration of crystals placed in orthogonal orientation.
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Both of those energies are marked with the dashed strains and their values are labeled while in the plots. The equivalent functions ended up also noticed in KGW and YAG crystals, whose spectral broadening dynamics are shown for any comparison in Fig. four.