RESEARCHER PROFILE

K. Unterrainer

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K

TU Wien

Terahertz technology and applicationsSpectroscopy and Laser ApplicationsSemiconductor Lasers and Optical DevicesSemiconductor Quantum Structures and DevicesLaser-Matter Interactions and Applications

K. Unterrainer works in Terahertz technology and applications, Spectroscopy and Laser Applications, Semiconductor Lasers and Optical Devices, Semiconductor Quantum Structures and Devices, Laser-Matter Interactions and Applications. Recorded institutional associations include TU Wien.

543Publications
7,773Citations
43H-index

ORCID

Inclusion identifies researchers whose recorded research contributions may inform their university’s understanding of its research community. It does not rank individual research quality or establish current employment.

Selected research works

Up to 100 highly cited works; DOI links open the original research. Counts reflect the collected record, not real-time citation totals.

  1. Microcavity-Integrated Graphene Photodetector

    2012 · 868 citations

  2. Reversing the pump dependence of a laser at an exceptional point

    2014 · 508 citations

  3. Quantum cascade lasers: ultrahigh-speed operation, optical wireless communication, narrow linewidth, and far-infrared emission

    2002 · 312 citations

  4. Intrinsic Response Time of Graphene Photodetectors

    2011 · 292 citations

  5. Few-Cycle THz Emission from Cold Plasma Oscillations

    1997 · 201 citations

  6. Inverse Bloch Oscillator: Strong Terahertz-Photocurrent Resonances at the Bloch Frequency

    1996 · 191 citations

  7. Phase-resolved measurements of stimulated emission in a laser

    2007 · 175 citations

  8. Imaging with a Terahertz quantum cascade laser

    2004 · 151 citations

  9. Terahertz phase modulator

    2000 · 135 citations

  10. Terahertz emission from GaAs and InAs in a magnetic field

    2001 · 129 citations

  11. Quantum cascade lasers with double metal-semiconductor waveguide resonators

    2002 · 127 citations

  12. Analysis of silicon nitride partial Euler waveguide bends

    2019 · 114 citations

  13. Coherent plasmons in n -doped GaAs

    1998 · 109 citations

  14. Ultrafast intraband spectroscopy of electron capture and relaxation in InAs/GaAs quantum dots

    2003 · 104 citations

  15. Metallic wave-impedance matching layers for broadband terahertz optical systems

    2007 · 100 citations

  16. Random lasers for broadband directional emission

    2016 · 100 citations

  17. High power terahertz quantum cascade lasers with symmetric wafer bonded active regions

    2013 · 86 citations

  18. Time-domain measurement of intersubband oscillations in a quantum well

    1998 · 81 citations

  19. Temperature and Intensity Dependence of Intersubband Relaxation Rates from Photovoltage and Absorption

    1995 · 81 citations

  20. Short pulse generation and mode control of broadband terahertz quantum cascade lasers

    2016 · 70 citations

  21. GaAs/AlGaAs superlattice quantum cascade lasers at λ≈13 μm

    1999 · 69 citations

  22. Transition Between Coherent and Incoherent Electron Transport in GaAs/GaAlAs Superlattices

    1998 · 69 citations

  23. Influence of carrier-carrier interaction on time-dependent intersubband absorption in a semiconductor quantum well

    2004 · 65 citations

  24. Ultrafast Coherent Electron Transport in Semiconductor Quantum Cascade Structures

    2002 · 64 citations

  25. Heterogeneous terahertz quantum cascade lasers exceeding 1.9 THz spectral bandwidth and featuring dual comb operation

    2017 · 63 citations

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