We report on electrically pumped quantum dot–microlasers in the presence of polarized self-
feedback. The high-β microlasers show two orthogonal, linearly polarized emission modes …

We investigate the mode-switching dynamics of an electrically driven bimodal quantum-dot
micropillar laser when subject to delayed coherent optical feedback from a short external …

Ultrafast changes in the statistical properties of light emission are studied for quantum-dot
micropillar lasers. Using pulsed excitation with varying power, we follow the time evolution of …

We investigate correlations between orthogonally polarized cavity modes of a bimodal
micropillar laser with a single layer of self-assembled quantum dots in the active region …

The linewidth enhancement factor α is a key parameter determining the spectral and
dynamical behavior of semiconductor lasers. Here, we propose and demonstrate a method …

We experimentally and theoretically investigate injection locking of quantum-dot microlasers
in the regime of cavity quantum electrodynamics. We observe frequency locking and phase …

Arrays of quantum dot micropillar lasers are an attractive technology platform for various
applications in the wider field of nanophotonics. Of particular interest is the potential …

Microlasers are ideal candidates to bring the fascinating variety of nonlinear complex
dynamics found in delay-coupled systems to the realm of quantum optics. Particularly …

We investigate two-mode photon correlations in a quantum-dot-microcavity laser with
special emphasis on the effects induced by a direct coupling of two competing modes due to …

Lasing effects based on individual quantum dots have been investigated in optically
pumped high-Q micropillar cavities. We demonstrate a lowering of the threshold pump …