Coherent sampling of active mode-locked terahertz quantum cascade lasers and frequency synthesis

Optical frequency metrology

Udem, T., Holzwarth, R., & Hänsch, T. W. (2002) · Nature · doi:10.1038/416233a · Cited by 3,121 · see citing works

Terahertz semiconductor-heterostructure laser

Köhler, R., Tredicucci, A., Beltram, F., Beere, H. E., Linfield, E. H., Davies, A. G., Ritchie, D. A., Iotti, R. C., & Rossi, F. (2002) · Nature · doi:10.1038/417156a · Cited by 2,724 · see citing works

Carrier-Envelope Phase Control of Femtosecond Mode-Locked Lasers and Direct Optical Frequency Synthesis

Jones, D. J., Diddams, S. A., Ranka, J. K., Stentz, A., Windeler, R. S., Hall, J. L., & Cundiff, S. T. (2000) · Science · doi:10.1126/science.288.5466.635 · Cited by 2,661 · see citing works

Terahertz quantum-cascade lasers

Williams, B. S. (2007) · Nature Photonics · doi:10.1038/nphoton.2007.166 · Cited by 1,550 · see citing works

Coherent Multiheterodyne Spectroscopy Using Stabilized Optical Frequency Combs

Coddington, I. R., Swann, W. C., & Newbury, N. R. (2008) · Physical Review Letters · doi:10.1103/physrevlett.100.013902 · Cited by 821 · see citing works

Ultrafast time-domain spectroscopy based on high-speed asynchronous optical sampling

Bartels, A., Cerna, R., Kistner, C., Thoma, A., Hudert, F., Janke, C., & Dekorsy, T. (2007) · Review of Scientific Instruments · doi:10.1063/1.2714048 · Cited by 460 · see citing works

Frequency-comb infrared spectrometer for rapid, remote chemical sensing

Schließer, A., Brehm, M., Keilmann, F., & van der Weide, D. W. (2005) · Optics Express · doi:10.1364/opex.13.009029 · Cited by 383 · see citing works

186 K operation of terahertz quantum-cascade lasers based on a diagonal design

Kumar, S., Hu, Q., & Reno, J. L. (2009) · Applied Physics Letters · doi:10.1063/1.3114418 · Cited by 361 · see citing works

Quantum cascade lasers operating from 1.2to1.6THz

Walther, C., Fischer, M., Scalari, G., et al. (2007) · Applied Physics Letters · doi:10.1063/1.2793177 · Cited by 333 · see citing works

THz and sub‐THz quantum cascade lasers

Scalari, G., Walther, C., Fischer, M., Terazzi, R., Beere, H. E., Ritchie, D. A., & Faist, J. (2008) · Laser & Photonics Review · doi:10.1002/lpor.200810030 · Cited by 288 · see citing works

Asynchronous optical sampling terahertz time-domain spectroscopy for ultrahigh spectral resolution and rapid data acquisition

Yasui, T., Saneyoshi, E., & Araki, T. (2005) · Applied Physics Letters · doi:10.1063/1.2008379 · Cited by 265 · see citing works

Phase-Coherent Optical Pulse Synthesis from Separate Femtosecond Lasers

Shelton, R. K., Ma, L.-S., Kapteyn, H. C., Murnane, M. M., Hall, J. L., & Ye, J. (2001) · Science · doi:10.1126/science.1061754 · Cited by 250 · see citing works

2.9 THz quantum cascade lasers operating up to 70K in continuous wave

Barbieri, S., Alton, J., Beere, H. E., et al. (2004) · Applied Physics Letters · doi:10.1063/1.1784874 · Cited by 239 · see citing works

Multimode regimes in quantum cascade lasers: From coherent instabilities to spatial hole burning

Gordon, A., Wang, C. Y., Diehl, L., et al. (2008) · Physical Review A · doi:10.1103/physreva.77.053804 · Cited by 225 · see citing works

Pump/probe method for fast analysis of visible spectral signatures utilizing asynchronous optical sampling

Elzinga, P. A., Kneisler, R. J., Lytle, F. E., Jiang, Y., King, G. B., & Laurendeau, N. M. (1987) · Applied Optics · doi:10.1364/ao.26.004303 · Cited by 194 · see citing works

Bound-to-continuum terahertz quantum cascade laser with a single-quantum-well phonon extraction/injection stage

Amanti, M. I., Scalari, G., Terazzi, R., et al. (2009) · New Journal of Physics · doi:10.1088/1367-2630/11/12/125022 · Cited by 185 · see citing works

Mode-locked pulses from mid-infrared Quantum Cascade Lasers

Wang, C. Y., Kuznetsova, L., Gkortsas, V. M., et al. (2009) · Optics Express · doi:10.1364/oe.17.012929 · Cited by 184 · see citing works

Phase-locking of a 2.7-THz quantum cascade laser to a mode-locked erbium-doped fibre laser

Barbieri, S., Gellie, P., Santarelli, G., et al. (2010) · Nature Photonics · doi:10.1038/nphoton.2010.125 · Cited by 182 · see citing works

Phase-resolved measurements of stimulated emission in a laser

Kröll, J., Darmo, J., Dhillon, S. S., Marcadet, X., Calligaro, M., Sirtori, C., & Unterrainer, K. (2007) · Nature · doi:10.1038/nature06208 · Cited by 173 · see citing works

Self-Mode-Locking of Quantum Cascade Lasers with Giant Ultrafast Optical Nonlinearities

Paiella, R., Capasso, F., Gmachl, C. F., et al. (2000) · Science · doi:10.1126/science.290.5497.1739 · Cited by 169 · see citing works

Coherent instabilities in a semiconductor laser with fast gain recovery

Wang, C. Y., Diehl, L., Gordon, A., et al. (2007) · Physical Review A · doi:10.1103/physreva.75.031802 · Cited by 146 · see citing works

High-frequency modulation without the relaxation oscillation resonance in quantum cascade lasers

Paiella, R., Martini, R., Capasso, F., et al. (2001) · Applied Physics Letters · doi:10.1063/1.1411982 · Cited by 146 · see citing works

Asynchronous optical sampling for high-speed characterization of integrated resonant terahertz sensors

Janke, C., Först, M., Nagel, M., Kurz, H. G., & Bartels, A. (2005) · Optics Letters · doi:10.1364/ol.30.001405 · Cited by 141 · see citing works

Linewidth and tuning characteristics of terahertz quantum cascade lasers

Barkan, A., Tittel, F. K., Mittleman, D. M., et al. (2004) · Optics Letters · doi:10.1364/ol.29.000575 · Cited by 133 · see citing works

Injection-locking of terahertz quantum cascade lasers up to 35GHz using RF amplitude modulation

Gellie, P., Barbieri, S., Lampin, J., et al. (2010) · Optics Express · doi:10.1364/oe.18.020799 · Cited by 127 · see citing works

Low frequency terahertz quantum cascade laser operating from 1.6to1.8THz

Walther, C., Scalari, G., Faist, J., et al. (2006) · Applied Physics Letters · doi:10.1063/1.2404598 · Cited by 123 · see citing works

High-speed asynchronous optical sampling with sub-50fs time resolution

Gebs, R., Klatt, G., Janke, C., Dekorsy, T., & Bartels, A. (2010) · Optics Express · doi:10.1364/oe.18.005974 · Cited by 120 · see citing works

13 GHz direct modulation of terahertz quantum cascade lasers

Barbieri, S., Maineult, W., Dhillon, S. S., et al. (2007) · Applied Physics Letters · doi:10.1063/1.2790827 · Cited by 102 · see citing works

Gain Recovery Dynamics and Photon-Driven Transport in Quantum Cascade Lasers

Choi, H., Diehl, L., Wu, Z.-K., et al. (2008) · Physical Review Letters · doi:10.1103/physrevlett.100.167401 · Cited by 100 · see citing works

Nonlinear theory of the internally loss-modulated laser

McDuff, O. P., & Harris, S. E. (1967) · IEEE Journal of Quantum Electronics · doi:10.1109/jqe.1967.1074459 · Cited by 93 · see citing works

Broadband THz lasing from a photon-phonon quantum cascade structure

Scalari, G., Amanti, M. I., Walther, C., et al. (2010) · Optics Express · doi:10.1364/oe.18.008043 · Cited by 81 · see citing works

Monolithically integrated solid-state terahertz transceivers

Wanke, M. C., Young, E. W., Nordquist, C., et al. (2010) · Nature Photonics · doi:10.1038/nphoton.2010.137 · Cited by 67 · see citing works

Monolithic active mode locking of quantum cascade lasers

Paiella, R., Capasso, F., Gmachl, C. F., et al. (2000) · Applied Physics Letters · doi:10.1063/1.126913 · Cited by 57 · see citing works

Heterodyne mixing of two far-infrared quantum cascade lasers by use of a point-contact Schottky diode

Barbieri, S., Alton, J., Beere, H. E., et al. (2004) · Optics Letters · doi:10.1364/ol.29.001632 · Cited by 57 · see citing works

Microwave modulation of terahertz quantum cascade lasers: a transmission-line approach

Maineult, W., Ding, L., Gellie, P., et al. (2010) · Applied Physics Letters · doi:10.1063/1.3284518 · Cited by 57 · see citing works

Dynamics of actively mode-locked Quantum Cascade Lasers

Gkortsas, V. M., Wang, C., Kuznetsova, L., et al. (2010) · Optics Express · doi:10.1364/oe.18.013616 · Cited by 51 · see citing works

Investigation of spectral gain narrowing in quantum cascade lasers using terahertz time domain spectroscopy

Jukam, N., Dhillon, S. S., Oustinov, D., et al. (2008) · Applied Physics Letters · doi:10.1063/1.2979682 · Cited by 43 · see citing works

Terahertz time domain spectroscopy of phonon-depopulation based quantum cascade lasers

Jukam, N., Dhillon, S. S., Oustinov, D., et al. (2009) · Applied Physics Letters · doi:10.1063/1.3158592 · Cited by 33 · see citing works

Spectral behavior of a terahertz quantum-cascade laser

Hensley, J. M., Montoya, J., Allen, M. G., et al. (2009) · Optics Express · doi:10.1364/oe.17.020476 · Cited by 23 · see citing works

Dual wavelength optical sampling technique for ultrafast transient bleaching spectroscopy

Adachi, S., Takeyama, S., & Takagi, Y. (1995) · Optics Communications · doi:10.1016/0030-4018(95)00141-t · Cited by 22 · see citing works

A Tutorial on THz Pulse Analysis: Accurate Retrieval of Pulse Arrival Times, Spectral Energy Density and Absolute Spectral Phase

Lloyd-Hughes, J., Chopra, N., Deveikis, J., Pandya, R., & Woolley, J. (2025) · Journal of Infrared, Millimeter, and Terahertz Waves · doi:10.1007/s10762-025-01052-w · Cited by 6 · see citing works

Ultra-Wideband Tunable Dual-Mode Laser for Continuous Wave Terahertz Generation

Jones, S. M., Kim, J.-Y., Doi, Y., et al. (2014) · Journal of Lightwave Technology · doi:10.1109/jlt.2014.2316540 · Cited by 10 · see citing works

High-precision phase determination in a continuous-wave terahertz spectrometer by heterodyning of three lasers

Roggenbuck, A., Thirunavukkuarasu, K., Langenbach, M., et al. (2014) · International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz) · doi:10.1109/irmmw-thz.2014.6956316 · Cited by 1 · see citing works

The interaction of laser and photoconductor in a continuous-wave terahertz photomixer

Saeedkia, D., Mansour, R. R., & Safavi‐Naeini, S. (2005) · IEEE Journal of Quantum Electronics · doi:10.1109/jqe.2005.852804 · Cited by 39 · see citing works

Infrared gas detection technology based on quantum cascade laser

Yu, X., Xu, W., Cong, M., et al. (2010) · doi:10.1109/icise.2010.5690063

Sub‐terahertz and terahertz generation in long‐wavelength quantum cascade lasers

Fujita, K., Hayashi, S., Ito, A., et al. (2018) · Nanophotonics · doi:10.1515/nanoph-2019-0238 · Cited by 65 · see citing works