Nd:YAG laser material
Pulsed Nd :YAG laser micro welding of stainless steel material
... Nd:YAG laser micro welding has become widely used in microelectronics and photonics packaging industry, a full understanding of various phenomena involved is still a matter of trials and speculations (Nowakowski, ...
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Characterization of the Crystal Structure of Sesame Seed Cake Burned by Nd: YAG Laser
... µm Nd: YAG laser with 60 W out- put power for 30 ...of Nd: YAG laser comes from its high gain and good thermal properties; it is the most important solid-state laser for ...
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CHANGES IN INTRAOCULAR PRESSURE AFTER ND-YAG LASER POSTERIOR CAPSULOTOMY
... Photo-disrupter laser is the major class of ophthalmic ...state laser source emits an infra-red (IR) light invisible to the eye of 1064 nm ...Helium-Neon(He-Ne) laser aiming beam is therefore ...
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An Experimental Investigation and Evaluation of SS430 Using Nd- YAG Laser Welding Process
... of laser processing is the laser welding, which offers considerable advantages over the conventional welding ...intensity laser beam melts and partially evaporates the welded material during ...
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Growth, Characterization of Cu Nanoparticles Thin Film by Nd: YAG Laser Pulses Deposition
... In this work, Cu thin films with different energy have been deposited on glass substrate by PLD system technique. The substrate was fixed directly above the Cu target (99.9% in purity) of 2cm in diameter with a ...
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Re-crystallization of metallized silicon wafer with copper film by Q-switched Nd : YAG laser
... substrate material is essentially unaffected. Pulsed laser annealing technique is proposed to increase the grain size and controlling the microstructure of poly-Si thin ...
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Investigation Of Nd: Yag Laser Welding Efficiencies For Inconel 625 Plates
... substrate material liquefying is more at higher velocities since less time is accessible for transporting heat far from the confined softened ...In laser welding, the shaft coupling with substrate ...
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Holosteric Nd : YAG lasers
... solid-state material and the good spatial-overlap between the p um p beam and the cavity ...diode- laser arrays with large e m itting areas to be used, w here the ind ividual stripes need not be mu tually ...
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Diode laser pumped Nd : YAG laser for 946 nm and its frequency doubling
... second harmonic are reflected between the top and the bottom surface of a slab of crystal. The angle of reflection is so chosen that the phase mismatch is compensated by the phase shift upon reflection. A more successful ...
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Hybrid Dry-Ice Blasting Laser Processing: Nd-YAG-Laser-assisted Dry-Ice Blasting for De-Coating
... To measure the removal rate the surface pro- file was detected perpendicular to the movement of the robot. Therefore, the tactile measurement equip- ment Talysurf-120L of Taylor Hobson GmbH, Wiesbaden was used. The ...
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Characterization of Nd: Yag Laser Radiation Effects on Ti6Al4V Physico-Chemical Properties: An In Vivo Study
... since laser surface processing of materials is an area of considerable importance, technological parameters of radiation must be carefully optimized in order to obtain a unique surface ...the laser power ...
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Two stage model of nanocone formation on a surface of elementary semiconductors by laser radiation
... In this work, we study the mechanism of nanocone formation on a surface of elementary semiconductors by Nd:YAG laser radiation. Our previous investigations of SiGe and CdZnTe solid solutions have shown that ...
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Measurement the Parameters of Cadmium Oxide Plasma Induced by Laser
... pulse laser with different powers are detected, then the resulting spectrum distribution is plotted as intensity against wave ...the laser peak power has a strong and important effect on the emission lines ...
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Nd, Cr, Ce: YAG nano powder for solar pumped laser and crystal specifications
... as Nd, Ce, or Cr where Nd is often applied in steady state lasers ...improves laser characteristics of different crystals is their annealing at high temperature (near melting ...
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The Role of the Sciton Profile Nd-Yag Laser in the Reduction of Cutaneous Varicosities, a Pilot Study
... 19 patients aged 20-65 yrs., Fitzpatrick types II to IV were treated with Sciton Nd: YAG 1064 nm laser for red to purple colored vessels and telangiectasia to reticular patterns between 0.1 and 4.0 ...
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A Modified Laser Deposition Technique for Depositing Titania Nanoparticles on Commercially Pure Titanium Substrates (Mechanical Evaluation)
... of laser is considered an effective procedure for depositing films from nanoparticles on the metal substrates, this can be done by using several techniques such as laser cladding techniques, laser ...
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Evaluation of Primary and Permanent Tooth Enamel Surface Morphology and Microhardness after Nd: YAG Laser Irradiation and APF Gel Treatment - An In Vitro Study
... group, Nd: YAG laser only, and 1.23% APF gel followed Nd: YAG lasing (laser-activated fluoride ...only laser groups after demineralization. In the laser alone group ...
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Amplified Spontaneous Emission (ASE) Properties of a laser dye (LD-473) in solid state
... 1.8 mM of LD-473, as solid state rod, was transversely ex- cited using an Nd: YAG laser pulses (532 nm) with suffi- cient energy of 6 mJ. Dual ASE peaks were observed in two narrow spectral regions; ...
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SELECTION OF OPTIMAL MACHINING PARAMETERS IN CO2 LASER CUTTING FOR EN-31 MATERIAL USING TAGUCHI BASED RESPONSE SURFACE METHODOLOGY (T-RSM APPROACH)
... like Laser power, bolster rate, obligation cycle, gas weight and so ...forth. Laser cutting is profoundly mind boggling process in which such a large number of parameters are should have been controlled ...
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Numerical Investigation of the Plasma Formation in Distilled Water by Nd YAG Laser Pulses of Different Duration
... short laser pulse (curve 3) different behavior is shown, where the value of the threshold power showed a slight increase up to ...three laser pulses considered in this analysis when the laser beam is ...
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