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    Towards a Si/SiGe Quantum Cascade Laser for Terahertz Applications

    While electroluminescence has been demonstrated at terahertz frequencies from Si/SiGe quantum cascade emitters, to date no laser has been achieved due to poor vertical confinement of the optical mode. A method...

    D.J. Paul, S.A. Lynch, P. Townsend, Z. Ikonic… in MRS Online Proceedings Library (2004)