Media 1: Real-time mode decomposition for few-mode fiber based on numerical method

Originally published in Optics Express on 23 February 2015 (oe-23-4-4620

Visualization 3: Adaptive mode control of a few-mode fiber by real-time mode decomposition

Visualization 3 shows the process optimizing the initial beam to the beam with M2~1.02. Originally published in Optics Express on 19 October 2015 (oe-23-21-28082

Visualization 2: Adaptive mode control of a few-mode fiber by real-time mode decomposition

Visualization 2 shows the process optimizing the initial beam to almost pure LP11e. Originally published in Optics Express on 19 October 2015 (oe-23-21-28082

Visualization 1: Mode instability dynamics in high-power low-numerical-aperture step-index fiber amplifier

The video of near-field beam-profile under different output power recorded by the HSC is shown in Visualization 1. Originally published in Applied Optics on 01 July 2017 (ao-56-19-5412

Visualization 2: Mode instability dynamics in high-power low-numerical-aperture step-index fiber amplifier

The variations of the measured and corresponding reconstructed beam profiles with the output power of 585 W and 800 Ware shown in Visualization 2 and Visualization 3 respectively. Originally published in Applied Optics on 01 July 2017 (ao-56-19-5412

Visualization 3: Mode instability dynamics in high-power low-numerical-aperture step-index fiber amplifier

The variations of the measured and corresponding reconstructed beam profiles with the output power of 585 W and 800 Ware shown in Visualization 2 and Visualization 3 respectively. Originally published in Applied Optics on 01 July 2017 (ao-56-19-5412