Laser damage
A study on the growth, optical, thermal, dielectric, laser damage threshold and mechanical properties of amaranth dye doped thiourea single crystals
... (LATU) crystals were grown by slow evaporation technique. The cell parameters and crystallinity of pure and dye admixtured LATU ray diffraction, powder crystal X-ray diffraction and high ion analyses. The doping of the ...
10
COMPARISON STUDY BEWTWEEN THE RECOVERY BEHAVIOR OF DEFORMED QUENCHED, PRE-ANNEALED AND PULSED LASER DAMAGED Fe50Ni50 ALLOY BY MAGNETIC MEASUREMENTS
... in the temperature range from 25 to 950 ºC (see Figs. 1-4) [21-24]. The relative changes in the maximum magnetic permeability of the four samples revealed the presence of three annealing stages, stage I, stage II and ...
8
Optimal Phase Masks for High Contrast Imaging Applications
... intense laser radiation without prior knowledge of the laser source location, brightness, wavelength, or polarization and without the use of nonlinear optical elements (Ruane et ...of laser ...
187
Laser induced damage due to scratches in the surface of nonlinear optical crystals KH2PO4 (KDP)
... intense laser and consequent decline of laser damage resistance [18, ...nm) laser with an electric field intensity normal- ized to 1 V/m was assumed to irradiate the front surface of the KDP ...
10
An all-optical responsive azo-doped liquid crystal laser protection filter
... Abstract: An all-optical switchable twisted nematic liquid crystal system has been designed for use as a laser protection filter, which takes advantage of light-induced modification of liquid crystal order. The ...
6
Growth and Characterization of Guanidinium Trifluoroacetate – Second Harmonic Generation from a Centrosymmetric Crystal
... Optical quality single crystals of guanidinium trifluoroacetate (GTFA) have been grown from aqueous solution by submerged seed solution method. The lattice parameters have been calculated by X-ray diffraction studies. ...
11
Interstitial laser photocoagulation as a treatment for breast cancer
... monitoring of ILP in real time and have correlated these findings with histology. Steger et al(1992) studied ultrasonic features of ILP in canine liver. Using a single fibre placed interstitially into canine liver at a ...
232
Atomic layer deposition for fabrication of HfO2/Al2O3 thin films with high laser induced damage thresholds
... high laser damage re- sistance and high accuracy ...high laser damage resistance as well as overcoming the self- limiting nature and lack of uniformity inherent in the chemisorption ...the ...
7
SYNTHESIS GROWTH AND CHARACTERISATION OF SUCCINIC-PICRATE CRYSTAL DOPED WITH COPPER SULPHATE (0.2M)
... The SEM micrograph of Succinic picrate doped with copper sulphate is shown in Fig. 5.3. The photograph clearly reveals the step like growth pattern on the surface of the grown crystal and also the formation of few ...
6
Recombinant annexin A6 promotes membrane repair and protects against muscle injury
... Multiphoton laser injury and imaging. Fibers were subjected to laser-induced damage at room temperature using the Nikon A1R- MP+ multiphoton ...920-nm-wavelength laser and emission wavelengths ...
15
Enhanced Mechanical Properties of LaF3 Thin Films by Ion Plating Deposition
... and/or impurities are accelerated by the electric field of laser photons. 15,16) Those high energetic electrons could ionize atoms, or excite defects and/or impurity sites. In the results, conduction electrons are ...
5
Outpatient consent practice for varicose vein surgery
... endovenous laser therapy and 69 underwent open ...endovenous laser therapy patients and 83% of the open surgery patients were provided with an EIDO information ...
5
A 3-biomarker-panel predicts renal outcome in patients with proteinuric renal diseases
... from laser-capture microdissected proximal tubular epithelial cells from routine kidney biopsies were correlated with a chronic renal damage index score (CREDI), an inflammation score (INSCO), and clinical ...
14
Online Full Text
... Although numbers of nonlocal-type models were proposed from the late 80’s, it really only started to be widely accepted by the scientific community 5 or 10 years ago. Even then, however, most of the applications focused ...
7
A clinical study of outcome of Nd:Yag laser posterior capsulotomy for posterior capsular opacification
... Upon power up, all interlocks are activated and shutters closed. The Nd:YAG lasers may be fired (with the shutter closed) to verify the output power setting and He: Ne shutter maybe opened to allow visualization of the ...
108
USE OF LASER IN TREATMENT OF PREMALIGNANT SKIN CONDITIONS
... different laser treatments for thirty pati- ents suffering from congenital melanocytic nevi ...YAG laser (Q- switched, 1064nm and 30 ns ...CO2 laser (10600 nm, CW mode with duty cycle 50% with power ...
5
Intravitreal Bevacizumab in Diabetic Macular Oedema
... grid laser in this ...photoreceptor damage, and the selection of patients with type-2 diabetic mellitus, which may have had a negative impact on photoreceptor recovery in this elderly study ...
6
Damage Imaging in Metallic and Composite Structures using Scanning Air-coupled and Laser Ultrasound
... The interaction of the fundamental symmetric (S) and anti-symmetric (A) modes with different types of damages has been previously investigated to better understand the behavior of Lamb waves in damaged structures, i.e. ...
183
A Study of Polycrystalline Silicon Damage Features Based on Nanosecond Pulse Laser Irradiation with Different Wavelength Effects
... of laser speckle as an example to interpret the above phenomenon. Laser irradiation in unconstrained mode irradiates silicon and produces shock wave pressure, material surface of irradiation area produces ...
17
Prediction of the Damage Coefficient in a Prostate Cancer Tissue during Laser Ablation Using Artificial Neural Networks
... various laser configurations, damage coefficient was found to be more suitable as output than nodal temperatures as it directly gives us fraction of tumor which has been ...
6