In this study, we developed a real-time measurement system using a pulse train THz wave from…
Recent progress of terahertz semiconductor sources based on intra-cavity nonlinear frequency mixing in mid-infrared quantum cascade…
Terahertz intersubbband electrolulminescence from ZnO quantum cascade structures, based on four quantum well per period, is…
We demonstrate a single-mode 1.0 THz non-linear quantum-cascade laser based on long-wavelength dual-upper- state (DAU) active…