Semiconductor broadband light emitters have emerged as ideal and vital light sources for a
range of biomedical sensing/imaging applications, especially for optical coherence …

Ideal ring resonators are characterized by travelling-wave counter-propagating modes, but
in practice travelling waves can only be realized under unidirectional operation, which has …

Quantum Cascade devices with an emission wavelength centered around 5 μm have been
shaped into compact, yet long (8 mm and 12 mm) spiral cavities to increase mid-infrared …

The broadband electroluminescence of a quantum cascade device based on a multi-color
active region covering the wavelengths 5.9 μm–7.2 μm was measured. Anti-reflection …

Broadband spectrum electrically pumped InP-based superluminescent diodes with high
output power in continuous-wave (CW) mode are reported. The optimized active region and …

We report on the experimental demonstration of a high-power (> 100 mW) quantum cascade
superluminescent (SL) emitter employing a spiral cavity with a passive loop back facet. By …

The realization of room-temperature (RT) mid-infrared (MIR) broadband light sources is
fundamentally interesting and highly desirable for a number of applications. Recently …

Mid-infrared (MIR) room-temperature (RT) and continuous-wave (CW) broadband quantum
cascade superluminescent light emitters (QCSLEs) have emerged as ideal broadband light …

We present a novel dual tilted waveguide structure for superluminescent light emitting
diodes (SLEDs), which consists of two tilted waveguides and a semi-annular waveguide …

Quantum cascade (QC) superluminescent light emitters (SLEs) have emerged as desirable
broadband mid-infrared (MIR) light sources for growing number of applications in areas like …