and operating problems for the sensible design of significant electric power femtosecond optical parametric oscillators with excitation

Benefits of thermal conductivity measurements are reported for a number of of the more not too long ago formulated nonlinear optical crystals. New or substantially revised values of thermal conductivity were received in 6 products. Noteworthy thermal conductivities measured had been Those people for AgGaS2 [0.014 W/(cm K) and 0.

crystals with ultrafast Yb-ion laser pump is proposed. The final results form a helpful reference for the choice of resources

The high conversion efficiency and wide selection of radiation wavelength tuning enables to assume this material may well contend with AgGaS2, AgGaSe2, ZnGeP2 and GaSe crystals Regardless of the considerable problems of big size crystals progress course of action.

During this work, we existing exactly what is, to our knowledge, the primary measurements with the quantum section diffusion sounds of a cw OPO. Read through much more

The higher conversion effectiveness and wide selection of radiation wavelength tuning allows to assume that this substance may well contend with AgGaS2, AgGaSe2, ZnGeP2 and GaSe crystals Regardless of the considerable problem of massive sizing crystals advancement system.

The temperature dependence of refractive indices of optical elements is characterized With this operate by what we call their normalized thermo-optic coefficients. These are definitely decided experimentally as a result of interferometric measurements of thermal enlargement and of alterations in optical thickness at some laser wavelengths as functionality of temperature. An acceptable vectorial formalism placed on these details will allow predicting the thermal evolution of the refractive index all around the handy choice of transparency.

According to the theories of stage matching and appropriate composition ratio, the impact of composition ratio around the frequency conversions of two sorts (phases) of Cd doped Hg1-xCdxGa2S4 was investigated. In consideration of corresponding sellmeier equations, phase matching diagrams of next harmonic generation and optical parametric oscillations pumped by the favored Nd3+:YAG and Ho3+:YLF lasers were being calculated, together with acceptable composition ratios with many compositions.

What's more, we performed a numerical simulation of chirped-pulse OPOs (CPOPOs) and unveiled the spectral profile in the output from the CPOPO was suitable to each the parametric get profile in the nonlinear crystal as well as the intra-cavity significant-get dispersion.

The technological innovation of increasing mercury thiogallate crystals (HgGa2S4) is improved and superior-top quality bulk samples are generated. The basic optical and thermal Houses of those crystals are analyzed. The transmission spectra of mercury thiogallate are calculated and its nonlinear features like the quadratic susceptibility, tuning curves, and the optical-harm resistance may also be determined.

Interference is observed involving the spontaneous parametric radiation from two nonlinear crystals divided by a macroscopic

for the detection of molecular trace gasses. The oscillation threshold, output energy and balance of The one resonant

Latest mid-IR NLO crystals could be divided into four types, i.e., classical binary and ternary metallic pnictides and chalcogenides, quaternary metal chalcogenides, binary and ternary here metallic halides, and different-bond-style hybrid compounds that include at the least two forms of obviously unique chemical bonds in the crystal buildings. Steel pnictides and chalcogenides have bought much notice on growing massive crystals. Different-bond-style hybrid is a brand new household of mid-IR NLO elements, and plenty of of them were found in the final ten years. In metallic halide system, the two progress in expanding substantial crystals and exploring new kinds are produced.

Diode-pumped optical parametric oscillation has long been demonstrated for The 1st time to our awareness in a single Nd:MgO:LiNbO3 nonlinear crystal. The crystal is pumped by a semiconductor diode laser array at 812 nm. The Nd³�?ions take up the 812-nm radiation to create 1084-nm laser oscillation.