Roman Yagodkin

Up to 2.5-kW on non-PM fiber and 2.0-kW linear polarized on PM fiber narrow linewidth CW diffraction-limited fiber amplifiers in all-fiber format

Nikolai Platonov, Valentin Gapontsev, Roman Yagodkin, 2018, LASE.

High-efficient kW-level single-mode ytterbium fiber lasers in all-fiber format with diffraction-limited beam at wavelengths in 1000-1030 nm spectral range

Nikolai Platonov, Valentin Gapontsev, Roman Yagodkin, 2020, LASE.

1.5kW linear polarized on PM fiber and 2kW on non-PM fiber narrow linewidth CW diffraction-limited fiber amplifier

Nikolai Platonov, Valentin Gapontsev, Roman Yagodkin, 2017, LASE.

>1.5kW narrow linewidth CW diffraction-limited fiber amplifier with 40nm bandwidth

Nikolai Platonov, Valentin Gapontsev, Roman Yagodkin, 2016, LASE.

SM green fiber laser operating in CW and QCW regimes and producing over 550W of average output power

Nikolai Platonov, Pankaj Kadwani, Valentin Gapontsev, 2014, Photonics West - Lasers and Applications in Science and Engineering.

Single-mode 3kW Ytterbium fiber amplifier with diffraction-limited divergence in all-fiber format and compact modular package

Nikolai Platonov, Valentin Gapontsev, Roman Yagodkin, 2021, LASE.