Harmonic quantum cascade laser terahertz frequency combs enabled by multilayer graphene top-cavity scatters
Optical frequency comb synthesizers, operating in the harmonic regime, are metrological
sources in which the emitted optical power is concentrated in a few modes, spaced by …
sources in which the emitted optical power is concentrated in a few modes, spaced by …
Harmonic and Subharmonic RF Injection Locking of THz Metasurface Quantum-Cascade VECSEL
Y Wu, MA Schreiber, AD Kim, SJ Addamane… - ACS …, 2024 - ACS Publications
Harmonic and subharmonic RF injection locking is demonstrated in a terahertz (THz)
quantum-cascade vertical-external-cavity surface-emitting laser (QC-VECSEL). By tuning …
quantum-cascade vertical-external-cavity surface-emitting laser (QC-VECSEL). By tuning …
Multi-domain modeling of free-running harmonic frequency comb formation in terahertz quantum cascade lasers
Optical frequency comb (OFC) emission in quantum cascade lasers (QCLs) is highly
attractive for applications in metrology and sensing. Recently, coherent OFC mode-locking …
attractive for applications in metrology and sensing. Recently, coherent OFC mode-locking …
Theoretical investigation of harmonic frequency comb formation dynamics in defect-engineered THz quantum cascade lasers
Terahertz (THz) quantum cascade lasers (QCL) may operate as harmonic frequency combs,
exhibiting a mode-separation of multiple times the round trip frequency. This work aims to …
exhibiting a mode-separation of multiple times the round trip frequency. This work aims to …