Ultrashort Pulse Generation from Terahertz Quantum Cascade Lasers

Livrables

High field system for THz range

Set-up dedicated high field system for THz range (0.5 to 4 THz) with tuneable fields of up to 100kV/cm

Lasing SIT-QCL devices

Lasing SIT-QCL devices based on interleaved cascades of gain and SIT heterostructures

Passive intracavity mode-locking with polaritonic saturable absorber

Generation of passive intracavity mode-locking with polaritonic saturable absorber

Measurement of saturation powers and lifetimes in Ge:As
Realisation of THz polariton system

Fabrication and experimental validation (FTIR) of the THz polariton system

Generation of sub-10ps pulses
Antenna structures

Realisation of antenna structures for WP3 and WP4

Technology showcase event

Technology Showcase event to demonstrate new technology

Workshop at international QCL school

Workshop to be organised at international QCL school

ULTRAQCL website

Realisation of ULTRAQCL website; continuously updated by the consortium

Publications

Engineered far-fields of metal-metal terahertz quantum cascade lasers with integrated planar horn structures

Auteurs: F. Wang, I. Kundu, L. Chen, L. Li, E. H. Linfield, A. G. Davies, S. Moumdji, R. Colombelli, J. Mangeney, J. Tignon, S. S. Dhillon
Publié dans: Optics Express, Numéro 24/3, 2016, Page(s) 2174, ISSN 1094-4087
Éditeur: Optical Society of America
DOI: 10.1364/OE.24.002174

Echo-Less Photoconductive Antenna Sources for High-Resolution Terahertz Time-Domain Spectroscopy

Auteurs: Kenneth Maussang, Anthony Brewer, Jose Palomo, Jean-Michel Manceau, Raffaele Colombelli, Isabelle Sagnes, Juliette Mangeney, Jerome Tignon, Sukhdeep S. Dhillon
Publié dans: IEEE Transactions on Terahertz Science and Technology, Numéro 6/1, 2016, Page(s) 20-25, ISSN 2156-342X
Éditeur: Institute of Electrical and Electronics Engineers
DOI: 10.1109/TTHZ.2015.2504794

Frequency and amplitude modulation of ultra-compact terahertz quantum cascade lasers using an integrated avalanche diode oscillator

Auteurs: Fabrizio Castellano, Lianhe Li, Edmund H. Linfield, A. Giles Davies, Miriam S. Vitiello
Publié dans: Scientific Reports, Numéro 6, 2016, Page(s) 23053, ISSN 2045-2322
Éditeur: Nature Publishing Group
DOI: 10.1038/srep23053

Short Terahertz Pulse Generation from a Dispersion Compensated Modelocked Semiconductor Laser

Auteurs: Feihu Wang, Hanond Nong, Tobias Fobbe, Valentino Pistore, Sarah Houver, Sergej Markmann, Nathan Jukam, Maria Amanti, Carlo Sirtori, Souad Moumdji, Raffaele Colombelli, Lianhe Li, Edmund Linfield, Giles Davies, Juliette Mangeney, Jérôme Tignon, Sukhdeep Dhillon
Publié dans: Laser & Photonics Reviews, Numéro 11/4, 2017, Page(s) 1700013, ISSN 1863-8880
Éditeur: Wiley - VCH Verlag GmbH & CO. KGaA
DOI: 10.1002/lpor.201700013

Bow-Tie Cavity for Terahertz Radiation

Auteurs: Luigi Consolino, Annamaria Campa, Davide Mazzotti, Miriam Vitiello, Paolo De Natale, Saverio Bartalini
Publié dans: Photonics, Numéro 6/1, 2019, Page(s) 1, ISSN 2304-6732
Éditeur: MDPI
DOI: 10.3390/photonics6010001

QCL-based frequency metrology from the mid-infrared to the THz range: a review

Auteurs: Luigi Consolino, Francesco Cappelli, Mario Siciliani de Cumis, Paolo De Natale
Publié dans: Nanophotonics, Numéro 8/2, 2018, Page(s) 181-204, ISSN 2192-8614
Éditeur: De Gruyter
DOI: 10.1515/nanoph-2018-0076

High Dynamic Range, Heterogeneous, Terahertz Quantum Cascade Lasers Featuring Thermally Tunable Frequency Comb Operation over a Broad Current Range

Auteurs: Katia Garrasi, Francesco P. Mezzapesa, Luca Salemi, Lianhe Li, Luigi Consolino, Saverio Bartalini, Paolo De Natale, A. Giles Davies, Edmund H. Linfield, Miriam S. Vitiello
Publié dans: ACS Photonics, Numéro 6/1, 2019, Page(s) 73-78, ISSN 2330-4022
Éditeur: American Chemical Society
DOI: 10.1021/acsphotonics.8b01483

Ultrafast two-dimensional field spectroscopy of terahertz intersubband saturable absorbers

Auteurs: Jürgen Raab, Christoph Lange, Jessica L. Boland, Ignaz Laepple, Martin Furthmeier, Enrico Dardanis, Nils Dessmann, Lianhe Li, Edmund H. Linfield, A. Giles Davies, Miriam S. Vitiello, Rupert Huber
Publié dans: Optics Express, Numéro 27/3, 2019, Page(s) 2248, ISSN 1094-4087
Éditeur: Optical Society of America
DOI: 10.1364/oe.27.002248

Advanced and reliable GaAs/AlGaAs ICP-DRIE etching for optoelectronic, microelectronic and microsystem applications

Auteurs: P.B. Vigneron, F. Joint, N. Isac, R. Colombelli, E. Herth
Publié dans: Microelectronic Engineering, Numéro 202, 2018, Page(s) 42-50, ISSN 0167-9317
Éditeur: Elsevier BV
DOI: 10.1016/j.mee.2018.09.001

Waveguided Approach for Difference Frequency Generation of Broadly-Tunable Continuous-Wave Terahertz Radiation

Auteurs: Michele De Regis, Luigi Consolino, Saverio Bartalini, Paolo De Natale
Publié dans: Applied Sciences, Numéro 8/12, 2018, Page(s) 2374, ISSN 2076-3417
Éditeur: MDPI
DOI: 10.3390/app8122374

Room-Temperature Continuous-Wave Frequency-Referenced Spectrometer up to 7.5 THz

Auteurs: Michele De Regis, Saverio Bartalini, Marco Ravaro, Davide Calonico, Paolo De Natale, Luigi Consolino
Publié dans: Physical Review Applied, Numéro 10/6, 2018, ISSN 2331-7019
Éditeur: American Physical Society (APS)
DOI: 10.1103/physrevapplied.10.064041

Ultrafast switch-on dynamics of frequency-tuneable semiconductor lasers

Auteurs: Iman Kundu, Feihu Wang, Xiaoqiong Qi, Hanond Nong, Paul Dean, Joshua R. Freeman, Alexander Valavanis, Gary Agnew, Andrew T. Grier, Thomas Taimre, Lianhe Li, Dragan Indjin, Juliette Mangeney, Jérôme Tignon, Sukhdeep S. Dhillon, Aleksandar D. Rakić, John E. Cunningham, Edmund H. Linfield, A. Giles Davies
Publié dans: Nature Communications, Numéro 9/1, 2018, ISSN 2041-1723
Éditeur: Nature Publishing Group
DOI: 10.1038/s41467-018-05601-x

Broadband heterogeneous terahertz frequency quantum cascade laser

Auteurs: L.H. Li, K. Garrasi, I. Kundu, Y.J. Han, M. Salih, M.S. Vitiello, A.G. Davies, E.H. Linfield
Publié dans: Electronics Letters, Numéro 54/21, 2018, Page(s) 1229-1231, ISSN 0013-5194
Éditeur: Institute of Electrical Engineers
DOI: 10.1049/el.2018.6062

Ultrafast terahertz detectors based on three-dimensional meta-atoms

Auteurs: B. Paulillo, S. Pirotta, H. Nong, P. Crozat, S. Guilet, G. Xu, S. Dhillon, L. H. Li, A. G. Davies, E. H. Linfield, R. Colombelli
Publié dans: Optica, Numéro 4/12, 2017, Page(s) 1451, ISSN 2334-2536
Éditeur: OSA
DOI: 10.1364/optica.4.001451

Monolithic echo-less photoconductive switches as a high-resolution detector for terahertz time-domain spectroscopy

Auteurs: K. Maussang, J. Palomo, J.-M. Manceau, R. Colombelli, I. Sagnes, L. H. Li, E. H. Linfield, A. G. Davies, J. Mangeney, J. Tignon, S. S. Dhillon
Publié dans: Applied Physics Letters, Numéro 110/14, 2017, Page(s) 141102, ISSN 0003-6951
Éditeur: American Institute of Physics
DOI: 10.1063/1.4979536

Evidence of Fermi level pinning at the Dirac point in epitaxial multilayer graphene

Auteurs: S. Massabeau, M. Baillergeau, T. Phuphachong, C. Berger, W. A. de Heer, S. Dhillon, J. Tignon, L. A. de Vaulchier, R. Ferreira, J. Mangeney
Publié dans: Physical Review B, Numéro 95/8, 2017, ISSN 2469-9950
Éditeur: American Physical Society (APS)
DOI: 10.1103/physrevb.95.085311

Phase-locked multi-terahertz electric fields exceeding 13 MV/cm at a 190 kHz repetition rate

Auteurs: Matthias Knorr, Jürgen Raab, Maximilian Tauer, Philipp Merkl, Dominik Peller, Emanuel Wittmann, Eberhard Riedle, Christoph Lange, Rupert Huber
Publié dans: Optics Letters, Numéro 42/21, 2017, Page(s) 4367, ISSN 0146-9592
Éditeur: Optical Society of America
DOI: 10.1364/ol.42.004367

Multi-Watt high-power THz frequency quantum cascade lasers

Auteurs: L.H. Li, L. Chen, J.R. Freeman, M. Salih, P. Dean, A.G. Davies, E.H. Linfield
Publié dans: Electronics Letters, Numéro 53/12, 2017, Page(s) 799-800, ISSN 0013-5194
Éditeur: Institute of Electrical Engineers
DOI: 10.1049/el.2017.0662

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