DPG-Frühjahrstagung

FBH presents current research at the conference.

Lectures:

• Mode-locking dynamics and pulse train stability of monolithic two-section quantum-well semiconductor lasers emitting at 1070 nm with different lengths and gain-to-absorber section length ratios
• Optoelectronic Characterization of AlGaN-based MSM-UV-Photodetectors
• Beyond classical band offsets: Employing multiquantum barriers for electron blocking in group III-nitride devices
• Enhanced light extraction and internal quantum efficiency for UVB LEDs with UV-transparent p-AlGaN superlattices
• Influence of the GaN:Mg contact layer on the electro-optical properties of UVB LEDs
• Surface-morphology transition between step-flow growth and step bunching
• Superconducting ferecrystals: turbostratically disordered atomic-scale layered (PbSe)_1.14(NbSe₂)_n heterostructures

Poster:

• Ohmic V-based contacts on n-Al0:8Ga0:2N for deep UV LEDs
• Influence of p-AlGaN superlattice and quantum barrier composition on electro-optical characteristics of UVC-LEDs
• Investigation of electrical conduction mechanisms in Si-doped GaN
• Determination of threading dislocation density of AlN on sapphire substrates by X-ray diffraction
• Light extraction in UVC LEDs grown on ELO AlN/sapphire templates
• Optical feedback stabilization of a passively mode-locked multi quantum well semiconductor laser emitting at 1070 nm