Concepedia

Nisar Ahmed

NA

55

Publications

2K

Citations

21

H-Index

2003

Active since

Affiliations

University of Colorado Boulder(Current)

University of Southern California

Cornell University

Tel Aviv University

Jet Propulsion Laboratory

Nisar Ahmed is an author at University of Colorado Boulder specializing in engineering, data science, and computer science.

Top concepts

EngineeringComputer ScienceData ScienceRobot LearningRoboticsMachine LearningIntelligent SystemsArtificial IntelligenceSystems EngineeringAutomation

Publications per year

2003–2024

55

Publications

55

Adaptive-optics-based simultaneous pre- and post-turbulence compensation of multiple orbital-angular-momentum beams in a bidirectional free-space optical link

Yongxiong Ren, Guodong Xie, Hao Huang et al. · Optica · 2014 · 229 citations · Full text

Adaptive optics compensation of multiple orbital angular momentum beams propagating through emulated atmospheric turbulence

Yongxiong Ren, Guodong Xie, Hao Huang et al. · Optics Letters · 2014 · 174 citations

Free-space Optical Network, Photonics, Atmospheric Turbulence +11

Phase correction for a distorted orbital angular momentum beam using a Zernike polynomials-based stochastic-parallel-gradient-descent algorithm

Guodong Xie, Yongxiong Ren, Hao Huang et al. · Optics Letters · 2015 · 127 citations

Adaptive Optic, Photonics, Engineering +11

Experimental demonstration of a 200-Gbit/s free-space optical link by multiplexing Laguerre–Gaussian beams with different radial indices

Guodong Xie, Yongxiong Ren, Yan Yan et al. · Optics Letters · 2016 · 108 citations

Fiber coupler for generating orbital angular momentum modes

Yan Yan, Jian Wang, Lin Zhang et al. · Optics Letters · 2011 · 88 citations

Free-space Optical Network, Photonics, Fiber Coupler +13

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