Demonstration of Orbital Angular Momentum Distributed Raman Amplifier over 25-km Low-Loss Ring-Core Fiber

Junyi Liu,Junwei Zhang,Heyun Tan,Jie Liu,Siyuan Yu

Demonstration of Orbital Angular Momentum Distributed Raman Amplifier over 25-km Low-Loss Ring-Core Fiber

2019

Junyi Liu
Junwei Zhang
Heyun Tan
Jie Liu
Siyuan Yu

We present the demonstration of orbital-angular-momentum (OAM) distributed Raman amplifier over a 25-km low-loss ring-core fiber. Nearly 4-dB on-off gains of the two OAM mode groups can be achieved with backward pumping.

Keywords:

raman amplifiers
Optical fiber cable
Physics
Optics
Optical amplifier
Angular momentum
Light beam
Fiber

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