K. Ludewigt

High average power spectral beam combining of four fiber amplifiers to 82 kW

Christian Wirth, O. Schmidt, I. Tsybin et al. · Optics Letters · 2011 · 181 citations

Photonics, Engineering, Optical Amplification +13

2 kW incoherent beam combining of four narrow-linewidth photonic crystal fiber amplifiers

Christian Wirth, O. Schmidt, I. Tsybin et al. · Optics Express · 2009 · 98 citations · Full text

Photonics, Amplifier Chains, Engineering +11

Optimizing mode instability in low-NA fibers by passive strategies

Nicoletta Haarlammert, Bettina Sattler, A. Liem et al. · Optics Letters · 2015 · 37 citations

Systematic Experimental Investigations, Engineering, High-performance Fiber +10

High-power laser development for laser weapons

K. Ludewigt, A. Liem, U. Stuhr et al. · 2019 · 31 citations

Photonics, Advanced Laser Processing, Live Demos +14

Anti-Stokes Raman laser investigations on atomic Tl and Sn

K. Ludewigt, K. Birkmann, B. Wellegehausen · Applied Physics B · 1984 · 25 citations

Atomic Tl, Engineering, Physics +5