Design of an efficient mid-wave IR fiber optic light source

TL;DR

This paper presents the design of a broadband mid-wave IR fiber optic light source using four-wave mixing in chalcogenide microstructured fiber, achieving significant gain for potential applications.

Contribution

It introduces a novel fiber design that efficiently generates mid-wave IR light via FWM with high gain.

Findings

Achieved over 35 dB gain in the fiber.

Demonstrated broadband operation in the 3.1 - 3.8 μm range.

Proposed a practical fiber structure for IR light sources.

Abstract

Design of a mid-wave IR broadband (3.1 - 3.8 {\mu}m) fiber-based light source exploiting FWM in a meter long suitably designed chalcogenide microstructured fiber is reported. An achievable gain more than 35 dB is demonstrated.