composite Nd:YAG laser
TiB2-TiC-Al2O3 coating on Aluminium substrate by in-situ laser coating process using pulsed Nd: YAG laser
... applied laser surface cladding technique to deposit (Ti, W) C reinforced composite coating on copper using pulsed Nd: YAG ...process, laser power, pulse width, beam diameter, frequency ...
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Synthesis and Characterization of Ag Metal Nanoparticles Prepared in Different Solutions Using Nd-YAG Pulsed Laser
... Silver and gold nanoparticles Ag NPs have been widely used during the past few years in various applications, such as biomedicine, biosensor, and catalysis (Mafune et.al.2000). Silver nanoparticles are of interest in ...
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COMPARISON OF ANN WITH RSM IN PREDICTING SURFACE ROUGHNESS WITH RESPECT TO PROCESS PARAMETERS IN Nd: YAG LASER DRILLING
... central composite face centered design (Table 4) was used which fits the second order respons surfaces very ...Central composite face centered (CCF) design matrix with the star points being at the center of ...
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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)
... Abstract: Laser Beam Cutting is an advanced material removal ...of Laser beam, flexible operation characteristics and capacity of processing wide range of materials ...optimize laser parameters for ...
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Nd, Cr, Ce: YAG nano powder for solar pumped laser and crystal specifications
... of laser quality Nd:YAG, Ce:YAG and Nd,Cr,Ce:YAG by solid state reaction or sol gel co- precipitation with and without using sintering additives [TEOS] to obtain partial phase transformation mixture into ...
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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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Development of long pulse Nd. YAG laser system
... Nd:YAG laser operating in the quasi-CW ...short Nd: YAG laser pulse with less than 200 ...pulse Nd: YAG lasers are widely used because a lamp is much more cost-effective than ...
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Laser Surface Modification of Composite Ceramics on Base YAG-Al 2O3
... beam, was established [1-7] that, depending on the content of components in mixtures, their properties, density of blanks, mode of radiation (capacity and speed of the beam) takes place the melting of the ...
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Amplified Spontaneous Emission (ASE) Properties of a laser dye (LD-473) in solid state
... of laser dyes usually used to produce lasers light in the visible and infrared region of the spectrum ...by laser source, the dye molecules strongly absorb the incident photons and emit high intense ...
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Measurement the Parameters of Cadmium Oxide Plasma Induced by Laser
... The laser pulse energy was varied using flash lamp Q-switch delay through laser controller and measured by energy ...The laser beam was focused on the target makes an angle of 45° with it the ...
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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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A Modified Laser Deposition Technique for Depositing Titania Nanoparticles on Commercially Pure Titanium Substrates (Mechanical Evaluation)
... In addition to the previously mentionedmicro-morphological and AFM analysis,further specific characterizationfor the finally produced coating film; deposited by the selected suspension and laser parameters, were ...
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Growth, Characterization of Cu Nanoparticles Thin Film by Nd: YAG Laser Pulses Deposition
... We report the growth and characterization of Cu nanoparticles thin film of on glass substrate by pulse laser deposition method. The Cu thin film prepared with different energy 50, 60, 70, and 80 mJ. The energy ...
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A new laser method for cleaning micropalaeontological specimens
... Q-Switched Nd: YAG (neodymium yttrium aluminium garnet) infrared laser can be used to clean micropalaeontological specimens, particularly those coated in gold–palladium for SEM ...after laser ...
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The Q Switched Nd: YAG Laser in Tattoo Removal and the Effect of Lymphatic Elimination: An Experimental Study in Rabbits
... the laser therapy groups, the distribution of pigment in the dermis is one of the most striking dif- ...of laser cause the larger fragments to disintegrate and be easily phagocytosed by macrophagesThis may ...
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A clinical study of outcome of Nd:Yag laser posterior capsulotomy for posterior capsular opacification
... In our study, 96% of subjects showed significant visual acuity improvement. At 24 hours after capsulotomy 27% of patients had the visual acuity of 6/6 to 6/12 and at 3 months it was increased up to 66%. 75% of patients ...
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The treatment of riehl’s melanosis using dr hoon hur’s golden parameter therapy with a high fluence 1064nm q switched nd: yag laser without side effects
... epidermal damage isable to stimulate the platelets which secrete platelet–derived growth factor(PDGF), epidermal growth factor(EGF), transforming growth factor- beta1 (TGF- beta1), TGF-beta2 and TGF-beta3 to activate the ...
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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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Two stage model of nanocone formation on a surface of elementary semiconductors by laser radiation
... by laser radiation as the first stage of nanocone formation is pro- ...absorbed laser radiation. The second stage of nanocone formation is laser heating up of top layer enriched by interstitial atoms ...
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Re-crystallization of metallized silicon wafer with copper film by Q-switched Nd : YAG laser
... after laser annealing with different number of laser pulses of (b) 1 pulse (c) 2 pulses (d) 3 pulses , (e) 4 pulses, (f) 5 pulses, (g) 6 pulses, (h) 7 pulses, (i) 8 pulses, (j) 9 pulses, (k) 10 pulses, and ...
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