[PDF] Top 20 Optical parametric oscillators pumped by excimer lasers

... PO w ere directed onto two s eparate photodiodes (BPX 65/UV) and monitored on two channels of a 275 MHz analog storage oscilloscope (Hewlett-Packard 1727A). A schematic of the experimental set-up is shown in Fig. 3.9. ... See full document

... Such experiments have all utilized single-frequency, cw pump sources in the green spectral region [13, 50,52,57,58, 70, 71]. These sources have been either gas lasers operating at lasing transitions of v» « 600 ... See full document

... Optical parametric oscillation in KTA has been demonstrated many times, with both continuous wave (cw) and pulsed operation, and with a variety of pump ...OPO pumped by the 1.928 pm output of a ... See full document

... nonlinear optical processes quickly rose to form the backbone of disciplines as important as spectroscopy 2 , signal processing 3 and quantum optics 4 ...nonlinear optical architectures has rapidly evolved ... See full document

... In the preceding chapter it was noted how one may create in atomic media a population inversion through optical excitation of the electron states. Most commonly such pump radiation is derived from arc lamps, ... See full document

... an excimer pump ...solid-state lasers, indicates tha t in future all-s olid- state OPOs involving materials such as urea and BBO will be highly prom in ... See full document

... that optical pumping eliminates the need for multi-pass preamps (as used currently in LPP-EUV MOPA’s and picosecond systems) and allows power amps (PAs) that readily saturate because of their high small signal ... See full document

... on optical parametric oscillators and amplifiers, as well as difference frequency generation ...synchronized lasers, show limited tunability, or have modest efficiencies or pulse ... See full document

... and optical inspections, communications, nonlinear optical pump sources, injection locking and seeding of high-power lasers, precision interferometry and spectroscopy, fibre-optic sensing and LIDAR ... See full document

... for optical parametric oscillators pumped at wavelengths equal or shorter than 355 ...nonlinear optical materials to the following; lithium triborate (LB0)[6], barium borate (BB0)[7], ... See full document

... The pump light for the femtosecond experiments comes from a diode-pumped mode-locked Ti:Sapphire femtosecond laser emitting at 800 nm. This light is then passed through a Hurricane regenerative amplifier to ... See full document

... chronously pumped optical parametric oscillator (SPOPO) achieving both compres- sion and the generation of a MIR double pulse output from an originally chirped NIR pump pulse ... See full document

... The PFN and laser head assembly was securely mounted onto a cast iron surface table. Photographs showing the arrangement of the PFN and the thyratron mount are given in appendix 3 . The thyratron was fixed to the table ... See full document

... extracavity pumped systems in the literature and capable of saturating the bolometer used for measurements, giving dynamic ranges in excess of ...in optical rectification and difference frequency generation ... See full document

... the lasers are not pulsed but continuous wave and that the energy density is sufficient only to turn the matter into gas (vapour regime) but not to produce plasma (Phipps, ... See full document

... At the same time, a different approach is known to the implementation of scalable solid-state laser systems, which consists of a set of active elements in the form of ‘slabs’, followed by phase-locking of the generated ... See full document

... Thus due to the very large gain, oscillations will normally tend to occur at 3.39 μm rather than at 6328 Å. Once the laser starts to oscillate at 3.39 μm, further build up of population in E6 is not possible. The laser ... See full document

... tion coefficient. These last two parameters depend on the material to be ablated [8]. The laser energy is absorbed by the material, surface molecules are photoab- lated and particles are ejaculated from the surface. The ... See full document

... Dual- pumped multi-section HNLF have been demonstrated in research [4- 6], flat gain bandwidth of up to 346-nm and high gain of 60-dB were achieved with relatively longer length of at least ... See full document

... The cold trap has been used to study the dependence of the gas-life of XeF lasers on the trap temperature for He/Xe/NF^ mixtures. The results are shown in fig. (5.4), in which the number of laser pulses to ... See full document