P. Ressel

Terahertz spectroscopy and imaging – Modern techniques and applications

Multi-mW, few-cycle mid-infrared continuum spanning from 500 to 2250 cm−1

Using Raman spectroscopy to characterize biological materials

Intra-pulse difference-frequency generation of mid-infrared (27–20  μm) by random quasi-phase-matching

Multi‐wavelength quantum cascade laser arrays

Terahertz generation with 1064 nm DFB laser diode

Multi-octave spanning, Watt-level ultrafast mid-infrared source

Understanding laser beam brightness: A review and new prospective in material processing

Diode laser based light sources for biomedical applications

Tapered lasers emitting at 650 nm with 1 W output power with nearly diffraction-limited beam quality

10 W continuous-wave monolithically integrated master-oscillator power-amplifier

20W continuous wave reliable operation of 980nm broad-area single emitter diode lasers with an aperture of 96μm

Mounting of high power laser diodes on boron nitride heat sinks using an optimized Au/Sn metallurgy

3-W Broad Area Lasers and 12-W Bars With Conversion Efficiencies up to 40% at 650 nm

Novel passivation process for the mirror facets of Al-free active-region high-power semiconductor diode lasers

2 W reliable operation of λ = 735 nm GaAsP/AlGaAslaser diodes

3-W high-brightness tapered diode lasers at 735 nm based on tensile-strained GaAsP QWs

5.6-W Broad-Area Lasers With a Vertical Far-Field Angle of 31$^{\circ}$ Emitting at 670 nm

High-power ridge-waveguide distributed-feedback lasers emitting at 860 nm

High brightness 735 nm tapered lasers – optimisation of the laser geometry

1060 nm DBR tapered lasers with 12 W output power and a nearly diffraction limited beam quality