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Materias / palabras clave: Ciencias sociales; General; Social Science

Materias / palabras clave: laser-photonics - optics - plasmonics - metamaterials - nanotechnology- photomedicine- photobiology- photochemistry - optical communications; Science: Physics; Medicine: Medicine (General): Medical physics. Medical radio...

Materias / palabras clave: energy density physics, advanced laser technology, laser-plasma interaction, attosecond physics, laser engineering; Technology: Engineering (General). Civil engineering (General): Applied optics. Photonics

Abstract The aim of this work is to study the properties of the photonic crystal fibers (PCFs) and the laser field distribution at the zero dispersion wavelengths (ZDWs). Three PCFs are proposed, all the PCFs have one mi...

ABSTRACT: Objectives: To evaluate and synthesise the current evidence on the efficacy of laser-activated irrigation in endodontics, with a focus on microbial reduction, postoperative outcomes, and its potential as an ad...

In this study, colloidal silver nanoparticles were prepared using the pulsed laser ablation in liquid (PLAL) technique. The research focused on clarifying the effect of the number of laser pulses on the optical propertie...

Materias / palabras clave: focal spot; nonlinear camera response; phase retrieval; iodine photodissociation laser; high-power laser system

In this work, the stability of optical resonator for two types of lasers are studied which are, He-Ne laser and CO2 laser. The first type, is a low power laser and 0.6328 µm of wave length and  the second type (CO2 las...

 The aim of this paper a prepare silver nanoparticles using the pulsed laser ablation method in liquid (PLAL). This method is considered unconventional, fast, clean, long-lasting, and non-toxic, using a Q-switched p...

Abstract The linear thomson scattering had been studied and optimum angle between the laser and electron beams obtained. The result show that for optimum value of Coff. pulse width and cross section area of interaction w...

Introduction. Myopia is one of the important causes of visual impairment worldwide. The two most common refractive surgeries for myopia treatment are LASIK (Laser-Assisted In-Situ Keratomileusis) and PRK (Photorefractive...

BackgroundRobot-assisted simple prostatectomy (RASP) and laser enucleation of the prostate (LEP) are established surgical options for the treatment of large-volume benign prostatic hyperplasia (BPH); however, consensus r...

Copper metal nanoparticles (Nps) have received increasing interest during the last years due to their potential applications in several fields of science and technology. Their optical properties depend on the characteris...

Cholangiocarcinoma (CCA), a life-threatening malignancy with a poor prognosis, remains diagnostically challenging due to the limited sensitivity and specificity of traditional imaging in differentiating malignant from be...

Abstract In this research, the optical activity of glucose solution had been studied through the studying of influence of this solution in rotation of polarization plane of laser He-Ne light, the different concentrations...

The present study investigated the effect of the Nd-TAG Laser radiation 1000 mw on the viability of the protoscolices of Echinococcus granulosus in vitro, for different durations 40,60,120 and 240 minutes, and on the imm...

This study reports a new optically addressed spatial light modulator (OASLM) structure based on bilateral-sapphire substrates with an air gap that exhibits high-average-power laser resistance. The resistance of tradition...

Abstract High power bar laser diodes, with CW optical power output were studied experimentally. A novel mounting was designed to bring the coolant as close as possible to the laser bar in order to improve the bar laser d...

Abstract A theoretical analysis of the optical feedback from external reflector influence on the Frequency response of GaAs/Al0.45Ga0.55As triple quantum well Quantum Cascade Laser emitting at (l=9 mm) is presented. The ...

The aim of the present research is to design and study the performance of an optical system for the purpose of measuring the pressure, using semiconductor laser. A Commercial laser diode of 650 nm Wavelength and 3 mW pow...

Abstract: The influence of mode suppression ratio on the dynamics of semiconductor laser will be investigated in this paper, especially in a high bit rate optical communication. An optical communication network of fiber ...