Optical properties of coherent InAs/InGaAs quantum dash-in-a-well for strong 2 μm emission enabled by ripening process
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2020.157783
Abstract: Abstract We report molecular beam epitaxy of InAs quantum dash-in-a-well (DWELL) on InP for 2 μm wavelength emission using intentional ripening. By inserting the quantum dashes into a 10 nm InGaAs quantum well and employing… read more here.
Keywords: dash well; emission; inas ingaas; optical properties ... See more keywords
Hybrid dual-injection locked 1610 nm quantum-dash laser for MMW and THz applications
Sign Up to like & getrecommendations! Published in 2019 at "Optics Communications"
DOI: 10.1016/j.optcom.2019.07.062
Abstract: Abstract Dual-mode hybrid injection-locking scheme is reported over an L-band InAs/InP quantum-dash laser to generate tunable millimeter (MMW) and Terahertz (THz) beat frequencies. In addition to the inherent enhancements that are provided by injection locking,… read more here.
Keywords: dash laser; mmw thz; injection; quantum dash ... See more keywords
MOCVD growth of InP-based 1.3 μm quantum dash lasers on (001) Si
Sign Up to like & getrecommendations! Published in 2020 at "Applied Physics Letters"
DOI: 10.1063/1.5145031
Abstract: Quantum dot and quantum dash (QDash) lasers exhibit lower threshold, less temperature sensitivity, and larger modulation bandwidths than the conventional quantum well lasers. For III–V lasers monol... read more here.
Keywords: mocvd growth; inp based; growth inp; quantum dash ... See more keywords
Monolithic Tunable InAs/InP Broadband Quantum-Dash Laser
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2975632
Abstract: A two-sectioned quantum dash laser structure based on an InAs/InP chirped active region medium is investigated as a monolithic broadband tunable laser. A thorough parametric analysis on the effect of three tuning parameters (viz. injection… read more here.
Keywords: dash laser; inas inp; laser; quantum dash ... See more keywords
Versatile Microwave Photonic Signal Processor Based on a Quantum-Dash Mode-Locked Laser
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2025.3573682
Abstract: Microwave photonic (MWP) signal processing offers the advantage of large time-bandwidth capability to overcome the inherent limitations of electronic systems. Optical frequency combs (OFC), providing many wavelengths, are particularly useful for transversal filter systems, while… read more here.
Keywords: signal processor; signal; quantum dash; microwave photonic ... See more keywords
Numerical Modeling of InAs/InP Quantum Dash Ridge Lasers as a Function of Temperature
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Journal of Quantum Electronics"
DOI: 10.1109/jqe.2025.3572859
Abstract: Monolithic mode-locked diode lasers based on InAs/InP quantum dashes offer an inexpensive and efficient platform for spectral comb generation. These combs are used in dense wavelength division multiplexing schemes within optical fiber interconnects and frequency… read more here.
Keywords: temperature; inp quantum; ridge; inas inp ... See more keywords
Sub-harmonic injection locking of quantum-dash lasers using spectral enrichment from semiconductor optical amplifiers
Sign Up to like & getrecommendations! Published in 2017 at "Applied Optics"
DOI: 10.1364/ao.56.009913
Abstract: We report sub-harmonic injection locking of a 40 GHz passively mode-locked quantum-dash (Q-dash) laser through spectral enrichment in a nonlinear semiconductor optical amplifier. The proposed scheme is demonstrated for injection locking of the Q-dash passively… read more here.
Keywords: injection locking; sub harmonic; harmonic injection; quantum dash ... See more keywords
Monolithic InAs/InP quantum dash dual-wavelength DFB laser with ultra-low noise common cavity modes for millimeter-wave applications.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.035368
Abstract: We have developed and experimentally demonstrated a novel monolithic InAs/InP quantum-dash dual-wavelength distributed feedback (QD DW-DFB) C-band laser as a compact optical beat source to generate millimeter-wave (MMW) signals. The device uses a common gain… read more here.
Keywords: monolithic inas; inp quantum; dash dual; quantum dash ... See more keywords
Quantum-Dash Semiconductor Optical Amplifier for Millimeter-Wave over Fibre Wireless Fronthaul Systems
Sign Up to like & getrecommendations! Published in 2024 at "Photonics"
DOI: 10.3390/photonics11090826
Abstract: This paper demonstrates a five-layer InAs/InP quantum-dash semiconductor optical amplifier (QDash-SOA), which will be integrated into microwave-photonic on-chip devices for millimeter-wave (mmWave) over fibre wireless networking systems. A thorough investigation of the QDash-SOA is conducted… read more here.
Keywords: dash semiconductor; optical amplifier; millimeter wave; quantum dash ... See more keywords
Self-seeded quantum-dash laser based 5 m-128 Gb/s indoor free-space optical communication: erratum
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Optics Letters"
DOI: 10.3788/col201715.123501
Abstract: M. A. Shemis, A. M. Ragheb, E. Alkhazraji, M. A. Esmail, H. Fathallah, S. Alshebeili, and M. Z. M. Khan* Optoelectronics Research Laboratory, Electrical Engineering Department, King Fahd University of Petroleum and Minerals, Dhahran 31261,… read more here.
Keywords: seeded quantum; department; saudi arabia; quantum dash ... See more keywords