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View article: Driven bright solitons on a mid-infrared laser chip
Driven bright solitons on a mid-infrared laser chip Open
Despite the continuing progress in integrated optical frequency comb technology1, compact sources of short, bright pulses in the mid-infrared wavelength range from 3 to 12 μm so far remain beyond reach. The state-of-the-art ultr…
View article: Lasing on hybridized soliton frequency combs
Lasing on hybridized soliton frequency combs Open
Coupling is an essential mechanism that drives complexity in natural systems, transforming single, non-interacting elements into intricate networks with rich physical properties. Here, we demonstrate a chip-scale coupled laser system that …
View article: An interband cascade laser based heterodyne detector with integrated optical amplifier and local oscillator
An interband cascade laser based heterodyne detector with integrated optical amplifier and local oscillator Open
Heterodyne detection based on interband cascade lasers (ICL) has been demonstrated in a wide range of different applications. However, it is still often limited to bulky tabletop systems using individual components such as dual laser setup…
View article: Driven bright solitons on a mid-infrared laser chip
Driven bright solitons on a mid-infrared laser chip Open
Despite the ongoing progress in integrated optical frequency comb technology, compact sources of short bright pulses in the mid-infrared wavelength range from 3 μm to 12 μm so far remained beyond reach. The state-of-the-art ultrafast pulse…
View article: Coherent control of transverse modes in semiconductor laser frequency combs via radio-frequency injection
Coherent control of transverse modes in semiconductor laser frequency combs via radio-frequency injection Open
Increasing the output power of semiconductor laser frequency combs, while maintaining a single-lobe far-field characteristic is of great interest for mid-infrared sensing applications. Broadening of the ridge waveguide represents the most …
View article: Frequency Comb Generation by Bloch Gain Induced Giant Kerr Nonlinearity
Frequency Comb Generation by Bloch Gain Induced Giant Kerr Nonlinearity Open
Optical nonlinearities are known to provide a coherent coupling between the amplitude and phase of the light, which can result in the formation of periodic waveforms. Lasers that emit such waveforms are referred to as optical frequency com…
View article: Spectrally resolved linewidth enhancement factor of a semiconductor frequency comb
Spectrally resolved linewidth enhancement factor of a semiconductor frequency comb Open
The linewidth enhancement factor (LEF) has recently moved into the spotlight of research on frequency comb generation in semiconductor lasers. Here we present a novel modulation experiment that enables direct measurement of the spectrally …
View article: Spectrally resolved linewidth enhancement factor of a semiconductor\n frequency comb
Spectrally resolved linewidth enhancement factor of a semiconductor\n frequency comb Open
The linewidth enhancement factor (LEF) has recently moved into the spotlight\nof research on frequency comb generation in semiconductor lasers. Here we\npresent a novel modulation experiment, which enables the direct measurement of\nthe sp…
View article: High-speed quantum cascade detector characterized with a mid-infrared femtosecond oscillator
High-speed quantum cascade detector characterized with a mid-infrared femtosecond oscillator Open
Quantum cascade detectors (QCD) are photovoltaic mid-infrared detectors based on intersubband transitions. Owing to the sub-picosecond carrier transport between subbands and the absence of a bias voltage, QCDs are ideally suited for high-s…
View article: Frequency Comb Generation by Bloch Gain Induced Giant Kerr Nonlinearity
Frequency Comb Generation by Bloch Gain Induced Giant Kerr Nonlinearity Open
Optical nonlinearities are known to coherently couple amplitude and phase of light, which can result in the formation of periodic waveforms. Such waveforms are referred to as optical frequency combs. Here we show that Bloch gain
View article: Spectrally resolved linewidth enhancement factor of a semiconductor frequency comb
Spectrally resolved linewidth enhancement factor of a semiconductor frequency comb Open
The linewidth enhancement factor (LEF) has recently moved into the spotlight of research on frequency comb generation in semiconductor lasers. Here we present a novel modulation experiment that enables direct measurement of the sp…