Split step fourier method based pulse propagation model for nonlinear fiber optics

MY Hamza, S Tariq - 2007 International Conference on …, 2007 - ieeexplore.ieee.org
A pulse propagation model is essential to investigate various effects in nonlinear optical
fiber communications. Split step Fourier method (SSFM) is an efficient technique to …

Dispersion compensation in the presence of nonlinearity in optical fiber communications

MY Hamza, S Tariq, L Chen - 2006 10th IEEE Singapore …, 2006 - ieeexplore.ieee.org
We report the results of our investigations on dispersion compensation of fiber optic
communication systems in the presence of nonlinearity by numerically studying the impact …

高阶孤子在光纤中传输的数值研究

王志斌, 李志全, 刘洋 - ACTA PHOTONICA SINICA, 2007 - opticsjournal.net
摘要通过数值求解非线性薛定谔方程, 得到了二阶和三阶孤子的传输特性,
并和一阶孤子做了比较. 对于二阶孤子和三阶孤子间的相互作用做了分析 …

Mitigation of the effects of self phase modulation and group-velocity dispersion in fiber optic communications: dispersion-and power-map cooptimization using the …

MY Hamza, S Tariq, MM Awais, S Yang - Optical Engineering, 2008 - spiedigitallibrary.org
We show that co-optimization of dispersion and power maps in long-haul fiber optic
communications can significantly mitigate the effects of group-velocity dispersion (GVD) and …

Mitigation of SPM and GVD Effects in Fiber Optic Communications by Dispersion-and Power-Map Co-Optimization Using Genetic Algorithm

MY Hamza - 2009 - repository.pastic.gov.pk
Optical fibers have several advantages over conventional transmission systems based on
coaxial cables, radio and microwave links etc. These benefits mainly include extremely large …

Soliton building from spontaneous emission by ring-cavity fiber laser using carbon nanotubes for passive mode locking

YMA Al-zahy - Optical Engineering, 2015 - spiedigitallibrary.org
We investigate the generation of a chirped pulse in a single-mode, ring-cavity, erbium-
doped fiber laser employing carbon nanotubes (CNTs) as a saturable absorber (SA). The …

Numerical study of passive gain equalization with twin-core fiber coupler amplifiers for WDM systems

JR Costa, PM Ramos, CR Paiva… - IEEE journal of …, 2001 - ieeexplore.ieee.org
This paper presents a numerical study of twin-core fiber coupler amplifiers for equalization of
wavelength division multiplexing (WDM) channels. The propagation of WDM pulses within a …

Comparison of interaction of GVD and SPM between normal and anomalous dispersion regimes of single mode fiber

AH Malik, M Azeem, MY Hamza… - … Conference on Electrical …, 2008 - ieeexplore.ieee.org
The quality of the optical pulse propagating through single mode fiber is degraded due to
fiber loss, group velocity dispersion (GVD) and self phase modulation (SPM). We present …

[PDF][PDF] 具有高阶耦合色散系数三芯光纤耦合器非线性光开关特性的研究

李齐良, 谢玉永, 朱殷芳, 赵知劲, 王天枢, 钱胜… - 物理学报, 2008 - wulixb.iphy.ac.cn
利用两种方法研究了高速光脉冲在具有交叉相位调制的等边三角形排列结构的非线性三芯光纤
耦合器中传输和开关特性. 首先利用变分原理得到三纤芯中传输转移系数随距离变化的方程 …

Theoretical solution for nonlinear Schrodinger equation utilized in high-power fiber laser application

YMA Al-zahy - Optical Engineering, 2014 - spiedigitallibrary.org
An analytical solution of the generalized nonlinear Schrodinger equation which is
implemented with fiber laser applications has been presented. The solution based on the …