Optics & Laser Technology

Multi-channel switch array on the base of triple series-coupled electro-optical polymer microring resonators

Publication date:
December 2013
Source:Optics & Laser Technology, Volume 53
Author(s): Xin Yan , Chun-Sheng Ma , Chuan-Tao Zheng , Da-Ming Zhang

Hydrogenated amorphous silicon phase-change device based on a p–i–p waveguiding configuration

Publication date:
December 2013
Source:Optics & Laser Technology, Volume 53
Author(s): Sandro Rao

The mechanical properties of H13 die steel repaired by a biomimetic laser technique

Publication date:
December 2013
Source:Optics & Laser Technology, Volume 53
Author(s): Dalong Cong , Hong Zhou , Miaoqiang Yang , Zhihui Zhang , Peng Zhang , Chao Meng , Chuanwei Wang

Effect of silver NPs plasmon on optical properties of fluorescein dye

Publication date:
November 2013
Source:Optics & Laser Technology, Volume 52
Author(s): Alaa EL-din E.A. Ragab , A. Gadallah , Mona B. Mohamed , I.M. Azzouz

Nonlinear optical and all-optical switching studies of novel ruthenium complex

Publication date:
November 2013
Source:Optics & Laser Technology, Volume 52
Author(s): K.B. Manjunatha , R. Dileep , G. Umesh , B.Ramachandra Bhat

Analysis of dynamic optical arbitrary waveform generation based on three FBG arrays

Publication date:
November 2013
Source:Optics & Laser Technology, Volume 52
Author(s): Ailing Zhang , Changxiu Li

A precise method for analyzing Bessel-like beams generated by broadband waves

Publication date:
November 2013
Source:Optics & Laser Technology, Volume 52
Author(s): Zhiming Cheng , Fengtie Wu , Dandan Fan , Xiang Fang

Averaging of receiver aperture for flat-topped incidence

Publication date:
November 2013
Source:Optics & Laser Technology, Volume 52
Author(s): Canan Kamacıoğlu , Yahya Baykal , Erdem Yazgan
Using a flat-topped profile for the incident beam, the power scintillation index for weak atmospheric turbulence is formulated and analytically evaluated. Through the use of the aperture averaging factor, the averaging effect of the finite receiver aperture on the intensity fluctuations for a flat-topped incident beam is examined. The influence of the order of flatness on the averaging is investigated. At large propagation lengths, increasing the flatness parameter decreases the power scintillations and it is possible to further reduce the scintillation by increasing the receiver aperture. Increasing the structure constant increases this effect.

Over three-octave spanning supercontinuum generated in a fluoride fiber pumped by Er & Er:Yb-doped and Tm-doped fiber amplifiers

Publication date:
November 2013
Source:Optics & Laser Technology, Volume 52
Author(s): Jacek Swiderski , Maria Michalska

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