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Passively Q-switched fiber laser with single and double wavelength switching based on parallel FBGs

期刊: OPTIK, 2021; 241 ()

We proposed a passively Q-switched fiber laser with switchable wavelength based on two parallel fiber Bragg gratings. By increasing the input power, a......

Research on four wave mixing performance near communication window and mid infrared region

期刊: OPTIK, 2021; 242 ()

The four wave mixing (FWM) characteristics of highly nonlinear tellurite photonic crystal fiber are simulated. The material of tellurite fiber is TeO2......

Recognition method of cement rotary kiln burning state based on Otsu-Kmeans flame image segmentation and SVM

期刊: OPTIK, 2021; 243 ()

The accurate recognition of the burning state of cement rotary kiln is of great significance to improve the qualified rate of clinker quality, ensure ......

Wavelength switchable Q-switched fiber laser based on Fe3O4 nanoparticles

期刊: OPTIK, 2021; 243 ()

We experimentally demonstrate an erbium-doped Q-switched fiber laser at 1.5 mu m by incorporating Fe3O4 nanoparticles as a saturable absorber. A novel......

Controllable soliton propagation of Airy-Gaussian beams under the fractional effect

期刊: OPTIK, 2021; 243 ()

Modulated by fractional Schro center dot dinger equation (FSE), we have mainly focused on the transmission of Airy-Gaussian (AiG) beams in photorefrac......

A color combination method with separate secondary light combination structure for coherent illumination of digital-micro-mirror devices

期刊: OPTIK, 2021; 244 ()

The combination of three visible lasers with different wavelengths (Red/Green/Blue) illuminates a digital micro-mirror device (DMD) to generate color ......

An improved registration strategy for aligning incomplete blade measurement data to its model

期刊: OPTIK, 2021; 243 ()

Among the existing global registration methods, the principal components analysis (PCA) combined with iterative closest point (ICP) algorithm is proba......

Simulation of nanosecond laser cleaning the paint based on the thermal stress

期刊: OPTIK, 2021; 227 ()

Laser cleaning is a non-contact and straight forward method to remove the paint from the substrate, based on the mechanism of thermal stress. In order......

Dynamical decoupling-assisted quantum parameter estimation with initial system-environment correlations

期刊: OPTIK, 2021; 227 ()

Decoherence is the main obstacle to quantum precision measurement. One must adopt appropriate control strategies to suppress decoherence. In this pape......

Design and preparation of UV-visible-shortwave near infrared cut-off and mid-infrared antireflection coating

期刊: OPTIK, 2021; 227 ()

In recent years, mid-infrared window is steadily growing popularity due to the development of mid-infrared technology. Mid-infrared antireflection coa......

Stationary envelope solutions of a nonlinear Schrodinger-type equation

期刊: OPTIK, 2021; 230 ()

By using complete discrimination system for polynomial method and trial equation method, a series of stationary envelope patterns for a nonlinear schr......

Design of the oscillating interferometer for atmospheric sounding

期刊: OPTIK, 2021; 233 ()

The Michelson interferometer, an important component in interferometric atmospheric sounders, determines the spectral resolution of sounders due to it......

A novel near-ultraviolet-light excitable Eu3+-doped Sr2LaTaO6 red phosphor for white-light-emitting diodes

期刊: OPTIK, 2021; 240 ()

A series of Eu3+-activated Sr2LaTaO6 red phosphors were synthesized by the traditional high temperature solid-state reaction process. The structure an......

Photonic generation of frequency-doubled microwave waveforms based on cascaded Mach-Zehnder modulator

期刊: OPTIK, 2021; 240 ()

In this paper, a photonic method to generate frequency-doubled microwave waveforms based on cascaded Mach-Zehnder modulator were proposed and experime......

Electroplating solution concentration detection based on interference principle and balanced detector

期刊: OPTIK, 2021; 240 ()

In this research work a noble approach towards measurement of solution concentration in electroplating process has been exercised by inducting laser i......

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