Not known Details About HgGa2S4 Crystal
Not known Details About HgGa2S4 Crystal
Blog Article
Good-Point out Laser Engineering is created from an industrialperspective and discusses intimately the characteristics, style, construction and realistic complications of sound-statelasers. Emphasis is put on engineering and practicalconsiderations, which has a phenomenological treatment method usingmodelsbeing chosen to summary mathematical derivations.
A mode-locked tunable dye laser has been formulated that is synchronously pumped at higher repetition premiums because of the doubled output of the method-locked Nd:YAG laser. The dye laser provides powerful pulses of 35 psec length which might be broadly tunable, of in close proximity to-remodel-confined bandwidth, As well as in time coincidence Along with the pumping pulses.
Get hold of us if you need help accessing this material Learn about institutional subscriptions Experimental Specifics This site is usually a preview of subscription information
By utilizing intracavity dispersion Manage, in close proximity to-rework-restricted sign pulses of �?a hundred fs duration with clean solitary-peak spectrum are obtained at 1264 nm, comparable to an idler wavelength at 6440 nm. To the very best of our awareness, this is the first time these types of functional idler powers within the deep-IR have been produced from the dispersion-compensated CSP femtosecond OPO at sub-one hundred MHz repetition rate.
OPO were improved by optimizing pump beam midsection and OPO cavity duration. Both air-spaced and good etalons were tested to frequency
The high conversion performance and wide range of radiation wavelength tuning permits to assume this material may well contend with AgGaS2, AgGaSe2, ZnGeP2 and GaSe crystals in spite of the sizeable problems of massive sizing crystals development course of action.
The temperature dependence of refractive indices of optical resources is characterized On this function by what we simply call their normalized thermo-optic coefficients. These are definitely decided experimentally by interferometric measurements of thermal expansion and of improvements in optical thickness at some laser wavelengths as function of temperature. An appropriate vectorial formalism placed on these knowledge allows predicting the thermal evolution of your refractive index everywhere in the beneficial choice of transparency.
A way is produced to unravel the process of shortened equations describing parametric technology in the 1-frequency OPO cavity below nanosecond pulsed pumping. The frequency conversion coefficient for ZnGeP2, AgGaSe two, and HgGa2S4 crystals along with the optimum reflection coefficient on the output mirror are estimated compared to the pump Electricity density Wp at diverse values of the OPO nonstationarity .
The particular heat and thermal conductivity of HgGa2S4 are measured. It is concluded the combined Qualities of HgGa2S4 crystals can provide for them a number one position One of the resources Utilized in nonlinear-optical products for mid-IR-frequency conversion.
Topics is often refined further more during the search engine results. The Topic aspect will expose the substantial-stage matters affiliated with the article content returned more info inside the search results. Unique COLLECTIONS
The defect chalcopyrite crystal HgGa2S4 is used within a 1064-nm pumped optical parametric oscillator to generate Nonlinear crystals for optical parametric oscillators pumped by mild pulses of in close proximity to IR lasers...
Quantum mechanical primarily based very first basic principle calculations are actually used to obtain the device mobile lattice parameters of mercury thiogallate (HgGa2S4) in defect stannite framework for The 1st time. For this, we taken care of HgGa2S4 in two different types of website symmetries in the exact same House team.
A simple quantum design agrees nicely Together with the experimental outcomes and causes it to be achievable to interpret the effect with regards to
three% rms over 12 h in superior beam quality. The close to-IR signal pulses within the OPO have a Gaussian pulse period of �?19 ps , measured at 1284 nm. Now we have investigated the temperature tuning properties of your OPO and in contrast the data Along with the theoretical calculations making use of The latest Sellmeier equations and thermo-optic coefficients for that crystal. To the most effective of our expertise, This is actually the to start with picosecond OPO dependant on CSP operating at MHz repetition rates.