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Scientific program of the IQCLSW 2012 as pdf


Detailed Program

Sunday, September 2nd

17:00- 19:00: Arrival and Registration

19:00: Welcome Reception

Monday, September 3rd

SCHOOL on quantum cascade lasers

08:30-09:30 FEDERICO CAPASSO (Harvard University), Beam engineering of quantum cascade lasers

09:30-10.30 QING HU (MIT), High-performance THz QCLs and applications

10:30-11:00 Coffee Break

11:00-12:00 JACOB KHURGIN (Johns Hopkins University, Baltimore), Interband origin of the intersubband absorption – dipole strength and selection rules

12:00-13:00 DMITRY REVIN (University of Sheffield), Short wavelength QCLs

13:00-14:30 Lunch Break

14:30-15:30 GÉRALD BASTARD (École Normale Supérieure Paris), Scattering in cascade structures: Modelling of non radiative transitions and Free Carrier Absorption

15:30-16:30 ANDREAS WACKER (Lunds Universitet), Population dynamics and current in a Quantum Cascade Laser

16:30-17:00 Coffee Break

17:00-18:00 CARLO SIRTORI (Université Paris Diderot-Paris 7), Unipolar devices operating in the light-matter strong coupling regime

18:00-18:30 WOLFGANG HEISS (JKU Linz), Colloidal Nanocrystals: Pushing their band-gap towards the mid-infrared

18:30-19:00 CANCELED

Free Evening

Tuesday September 4th

SCHOOL on quantum cascade lasers

08:30-09:30 JÉRÔME FAIST (ETH Zürich), Ultrafast and non-linear interactions in QCLs: the road to frequency combs

09:30-10.30 JURAJ DARMO (TU Wien), Time domain spectroscopy of QCLs

10:30-11:00 Coffee Break

11:00-12:00 ZBIGNIEW WASILEWSKI (University of Waterloo), Molecular beam epitaxy for quantum cascade structures

12:00-13:00 RAFFAELE COLOMBELLI (Université Paris-Sud 11), Photonics crystal resonators for QCLs

13:00-14:30 Lunch Break

QCL 1 Session (14:30-15:40)

14:30-15:00 FRANCOIS JULIEN (Université Paris-Sud 11), GaN-based quantum cascade devices

15:00-15:30 GIACOMO SCALARI (ETH Zürich), Ultrastrong coupling of the cyclotron transition of a 2DEG to a THz metamaterial (invited talk)

15:30-15:50 MIKHAIL BELKIN (University of Texas at Austin), High-Efficiency Room-Temperature THz Sources Based on Cherenkov Difference-Frequency Generation in Quantum Cascade Lasers

15:50-16:10 VINCENZO SPAGNOLO (Università degli Studi di Bari), Fiber-coupled quantum cascade laser QEPAS sensor for SF6 trace gas detection

16:10-18:30 Coffee Break and POSTER SESSION 1

Free Evening

Wednesday September 5th

WORKSHOP on quantum cascade lasers

Mid-Infrared Session (08:30-10:30)

08:30-08:50 DAN BOTEZ (University of Wisconsin-Madison), Step-tapered active region for improved wallplug efficiency of mid-IR QCLs

08:50-09:10 XUE HUANG (Princeton University), Cascaded-transition Quantum Cascade laser

09:10-09:30 MICHAEL BAHRIZ (Université Montpellier 2), Long wavelength (16 to 21 μm) QCL based on InAs/AlSb material

09:30-09:50 GIULIA PEGOLOTTI (Université Paris Diderot-Paris 7), MOCVD QCLs based on two- and three-phonon resonance design: from structural characterization to modeling

09:50-10:10 BORISLAV HINKOV (ETH Zürich), Single-mode quantum cascade lasers with power dissipation below 1 W

10:10-10:30 VIRGINIE TRINITE (III-V Labs), High Power Quantum Cascade Arrays

10:30-11:00 Coffee Break

Terahertz Session (11:00-13:00)

11:00-11:30 MIRIAM SERENA VITIELLO (Consiglio Nazionale delle Ricerche), The intrinsic linewidth of a THz quantum cascade laser

11:30-12:00 CHRISTOPH DEUTSCH (TU Wien), Probing growth-induced imperfections with symmetric terahertz quantum cascade laser structures

12:00-12:20 DAVID WINGE (Lunds Universitet), Non-linear response of a QCL in a high intensity electromagnetic field

12:20-12:40 MICHAEL C. WANKE (Sandia National Laboratories), Experimental demonstration of frequency-shifted, computer-generated terahertz QCLs 

12:40-13:00 ALEXANDER VALAVANIS (University of Leeds), Time-resolved measurement of heating effects in a terahertz quantum cascade laser using an NbN superconducting detector

13:00-14:30 Lunch Break

14:30-17:00 Coffee Break and POSTER SESSION 2

Free Afternoon

Thursday September 6th

WORKSHOP on quantum cascade lasers

Industrial Applications Session (8:30-10:30)

08:30-08:50 MASAMICHI YAMANISHI (Hamamatsu Photonics), Indirect Pumping THz InGaAs/InAlAs Quantum-Cascade Lasers with Coupled-Well Injectors grown by MOVPE

08:50-09:10 ROMAIN TERAZZI (Alpes Lasers SA), Frequency-dependence of the effective refractive index in broadband quantum cascade lasers

09:10-09:30 WOLFGANG RITTER (QuantaRed Technoligies)

09:30-09:50 JUERGEN ROEPCKE (INP-Greifswald), On application of cw external-cavity quantum cascade infrared lasers for plasma diagnostics

09:50-10:10 PETER FUCHS (nanoplus GmbH), Single mode quantum cascade lasers with shallow-etched distributed Bragg reflector

10:10-10:30 RALF OSTENDORF (Fraunhofer IAF), Improvement of QCL wall plug efficiency by optimized facet coatings

10:30-11:00 Coffee Break

Non-linear Phenomena Session  (11:00am-12:50)

11:00-11:30 STEFANO BARBIERI (Université Paris Diderot-Paris 7), Sampling and stabilization of terahertz quantum cascade lasers using mode­locked fs-lasers

11:30-11:50 SIMONE ZANOTTO (Consiglio Nazionale delle Ricerche), Intersubband polariton bleaching in a photonic crystal membrane

11:50-12:10 PETER FRIEDLI (Paul Scherrer Institut Villigen), Non-Degenerate Four-Wave Mixing in a Quantum Cascade Laser with Pump Waves separated by more than 2THz

12:10-12:30 SUKHDEEP DHILLON (École Normale Supérieure Paris), Integrated injection seeded THz Quantum Cascade Laser

12:30-12:50 MARCO RAVARO (Université Paris Diderot), Frequency noise and intrinsic linewidth of THz quantum cascade lasers

13:00-14:30 Lunch Break

Novel Cavities Session (14:30am-16:10)

14:30-14:50 CHRISTOPHER BONZON (ETH Zürich), Terahertz Photonic Crystal Quantum Cascade Laser Coupled to a Second Order Bragg Extractor

14:50-15:10 DEVNATH DHIRHE (University of Glasgow), Spectroscopy with a double-ring quantum-cascade laser

15:10-15:30 IMAN KUNDU (University of Leeds), Terahertz quantum cascade lasers with externally biased photonic lattices for electronic tuning

15:30-15:50 AXEL BRUCHHAUSEN (Instituto Balseiro & Centro Atómico Bariloche), Investigation of the acoustic phonon dynamics in terahertz quantum cascade laser structures using
femtosecond pump-probe spectroscopy

15:50-16:10 MATTHIAS LIERTZER (TU Wien), Pump-induced exceptional points in lasers

16:10-16:30 Coffee Break

Spectroscopic Applications Session (16:30-18:10)

16:30-16:50 MARIO MORDMÜLLER (TU Clausthal), Detection of explosives in the MIR using Quantum Cascade Lasers

16:50-17:10 JIAN-RONG GAO (Delft University of Technology & SRON), Stabilizing both frequency and amplitude of a terahertz QCL for GUSSTO balloon observatory

17:10-17:30 RENE EICHHOLZ (Deutsches Zentrum für Luft- und Raumfahrt DLR), Compact THz spectrometer based on a multimode terahertz quantum-cascade laser

17:30-17:50 NICK ROTHBART (Deutsches Zentrum für Luft- und Raumfahrt DLR), Terahertz imaging using a fast scanning mirror and a quantum-cascade laser

17:50-18:10 LIONEL TOMBEZ (Université de Neuchâtel), Frequency noise of free-running mid-IR DFB quantum cascade lasers

18:10-18:30 CLOSING (Claire Gmachl)

19:00 Gala Dinner 


Poster Session 1


Margaux Renaudat Saint-Jean, Maria Amanti, Carlo Sirtori, Grégoire Beaudoin, Isabelle Sagnes, Alfredo Bismuto, Emilio Gini, Mattias Beck and Jérôme Faist, Design of a Quantum Cascade Laser modulator in the mid-infrared

Benedikt Schwarz, Peter Reininger, Oskar Baumgartner, Zlatan Stanojevic, Hans Kosina and Gottfried Strasser, Dual-color quantum cascade structure for coherent emission and detection

Sangil Ahn, Clemens Schwarzer, Stefan Kalchmair, Roman Gansch, Daniela Ristanic, Tobias Zederbauer, Hermann Detz, Aaron Maxwell Andrews, Werner Schrenk and Gottfried Strasser, The Influence of a Tilted Facet on Quantum Cascade Lasers

Arvind Pawan Ravikumar, Joel de Jesus, Thor Garcia, Kuaile Zhao, Guopeng Shen, Vasilios Deligiannakis, Maria Tamargo, Aidong Shen and Claire Gmachl, II-VI-based mid-infrared Quantum Cascade emitters and photodetectors

Markus Brandstetter, Harald Moser, Andreas Genner, Bernhard Lendl and Gottfried Strasser, Time-resolved characterization of the spectral behavior of ring cavity surface emitting QCLs (RCSE-QCLs)

Nyan Aung, Xue Huang, Williams Charles, Nan Yao and Claire Gmachl, Effect of Surface Defects on InGaAs/InAlAs Quantum Cascade Mesa Current-voltage Characteristics

Zlatan Stanojevic, Oskar Baumgartner and Hans Kosina, A stable discretization method for "Dirac-like" effective Hamiltonians A stable discretization method for "Dirac-like" effective Hamiltonians

Clemens Schwarzer, Lukas Burgstaller, Werner Schrenk, William Charles, Claire Gmachl and Gottfried Strasser, Substrate and surface emitting ring cavity quantum cascade lasers

Yu Song, Rajaram Bhat, Chung-En Zah, and Claire Gmachl, Intersubband Absorption and Electron Transport in MOCVD-Grown GaN/AlN Superlattices

Tobias Mansuripur, Stefan Menzel, Romain Blanchard, Laurent Diehl, Christian Pflügl, Yong Huang, Jae‐Hyun Ryou, Russell D. Dupuis, Marko Loncar and Federico Capasso, Widely tunable mid‐infrared quantum cascade lasers using sampled grating reflectors


Francesca Carosella, Camille Ndebeka-Bandou, Robson Ferreira, Andreas Wacker and Gérald Bastard, Crypto-selection rules for intra-subband and inter-subband oblique transitions in heterostructures: effect on the free carrier absorption

Peter Reininger, Benedikt Schwarz, Stefan Kalchmair, Roman Gansch, Oskar Baumgartner, Zlatan Stanojevic, Hans Kosina, Werner Schrenk and Gottfried Strasser, Simulation of a dual wavelength quantum cascade laser in a photonic crystal cavity

Jean-Michel Manceau, Pierre Gellie, Vishal Jagtap, Carlo Sirto, Stefano Barbieri, Liahne Li and Edmund Linfield, Integrated terahertz quantum cascade laser absorber using a single quantum well intersubband transition

Pierrick Cavalie, Julien Madéo, Joshua Freeman, Nathan Jukam, Jean Maysonnave, Kenneth Maussang, Juliette Mangeney, Harvey Beere, Dave Ritchie, Carlo Sirtori, Jérôme Tignon and Sukhdeep Dhillon, Resonant non-linearities in THz QCLs for Optical wavelength shifting

Roman Gansch, Stefan Kalchmair, Hermann Detz, Tobias Zederbauer, Aaron Andrews, Werner Schrenk and Gottfried Strasser, Impedance matched resonant cavities for quantum well infrared photodetectors

Devnath Dhirhe, Thomas J. Slight, Barry M. Holmes, David C. Hutchings and Charles N. Ironside, An Integrated Tunable Birefringent Filter for Quantum Cascade Lasers

Andrzej Kolek and Grzegorz Hałdaś, Nonequilibrium Green's function simulations of double-phonon resonance mid-infrared quantum cascade laser

Aziati Awang, Paul Dean, Raed Alhathlool, Iman Kundu, Lianhe Li, Edmund Linfield and Giles Davies, Thermo-optic detection of quantum cascade laser radiation in the range ~2.2-2.9 THz using a ZnTe crystal

Marco Ravaro, Stefano Barbieri, Giorgio Santarelli, Christophe Manquest, Carlo Sirtori, Suraj Khanna and Edmund Linfield, Frequency noise and intrinsic linewidth of THz quantum cascade lasers

Benjamin Askenazi, Cheryl Feuillet Palma, Maria Amanti, Alessio Andronico, Yanko Todorov, Angela Vasanelli, Giuseppe Leo and Carlo Sirtori, Subwavelength Metal Gratings for Mid-Infrared Polaritons

Jean Maysonnave, Nathan Jukam, Shah Ibrahim, Kenneth Maussang, Joshua Freeman, Pierrick Cavalie, Juliette Mangeney, Paul Dean, Suraj Khanna, D Steenson, Edmund Linfield, Giles Davies, Sukhdeep Dhillon and Jérôme Tignon, Sampling coherence of an injection seeded quantum cascade laser

Giancarlo Cerulo, Laurent Nevou, Valeria Liverini, Fabrizio Castellano and Jérôme Faist, Dynamical study of electron pump based on self-assembled quantum dots

Valeria Liverini, Laurent Nevou, Fabrizio Castellano, Mattias Beck and Jérôme Faist, Improved transport in resonant tunnelling diodes based on InAs/AlInAs/InP quantum dashes

Elisabeth Magerl, Reza Haddad, Wolfgang Parz, Luke Wilson, John Cockburn, Andrew Krysa, John Roberts and Karl Unterrainer, Modulation dynamics of mid-infrared QCLs

Jonathan Cooper, Andrew Grier, Alexander Valavanis, Leon Lever, Zoran Ikonic, Paul Harrison and John Cunningham, Modelling surface acoustic wave modulation of the carrier concentration in quantum cascade lasers for broadband tuneability

Dmitry Revin, R.S. Hassan, A.B. Krysa, Y. Wang, A. Belyanin, K. Kennedy, C.N. Atkins and J.W. Cockburn, Spectroscopic study of transparency current in mid‐infrared quantum cascade lasers

Daniel Dietze, K. Unterrainer and J. Darmo, Cavity QED with THz Metamaterials and QW Intersubband Transitions

Poster Session 2


Martin Lindskog, David Olof Winge and Andreas Wacker, Analysis of a phonon-photon-phonon QCL design by non-equilibrium Green's function theory

Martin Wienold, Abbes Tahraoui, Lutz Schrottke, Rajesh Sharma, Xiang Lue, Klaus Biermann, Rudolf Hey and Holger T. Grahn, Terahertz quantum-cascade lasers with a lateral distributed-feedback resonator for local oscillators at 4.7 THz

Ines Montano and Michael Wanke, Isolating the impact of the laser frequency on resonant-phonon THz QCLs

Chun Wang Chan, Qing Hu and John Reno, Ground State Terahertz Quantum Cascade Lasers

Yuk Nga Chen, Yanko Todorov, Angela Vasanelli, Isabelle Sagnes and Carlo Sirtori, Thermal THz emission from Microcavity Phonon-Polaritons

Miriam Serena Vitiello, Leonardo Viti, Lorenzo Romeo, Giacomo Scalari, Jérôme Faist, Lucia Sorba and Alessandro Tredicucci, Room temperature, highly sensitive and fast THz Quantum cascade laser detection by semiconductor nanowire transistors

Martin Brandstetter, Christoph Deutsch, Alexander Benz, Garrett Cole, Hermann Detz, Aaron Maxwell Andrews, Werner Schrenk, Gottfried Strasser and Karl Unterrainer, THz quantum cascade lasers with wafer bonded active regions

Michael Krall, Martin Brandstetter, Christoph Deutsch, Alexander Benz, Hermann Detz, Tobias Zederbauer, Aaron Maxwell Andrews, Werner Schrenk, Gottfried Strasser and Karl Unterrainer, Micropillar arrays of terahertz quantum cascade emitters based on InGaAs/GaAsSb

Michael Martl, Christoph Deutsch, Michael Krall, Aaron Maxwell Andrews, Werner Schrenk, Gottfried Strasser, Karl Unterrainer and Juraj Darmo, Multi-cavity terahertz quantum cascade laser systems

Thomas Grange and Peter Vogl, Nanowire-based quantum cascade lasers

Tobias Zederbauer, Hermann Detz, Aaron Maxwell Andrews, Werner Schrenk and Gottfried Strasser, Manipulating Interface Quality in MBE grown THz QCLs by Predictive Temperature Control

Aleksandar Danicic, Jelena Radovanovic, Vitomir Milanovic, Dragan Indjin and Zoran Ikonic, Electron confinement engineering in THz Quantum Cascade Laser by enternal magnetic field

Seyed Ghasem Razavipour, Emmanuel Dupont, Saeed Fathololoumi, Zbig Wasilewski, Martin Lindskog, Andreas Wacker, Sylvain Laframboise and Dayan Ban, Five-Well Terahertz Quantum Cascade Laser based on Phonon-Photon-Phonon Structure

Dana Turcinkova, Maria Ines Amanti, Fabrizio Castellano, Giacomo Scalari, Mattias Beck and Jérôme Faist, Tunable terahertz distributed quantum cascade laser

Simon Maero, F.‐R. Jasnot, L.‐A. de Vaulchier, Y. Guldner, G. Bastard, A. Vasanelli, C. Manquest, C. Sirtori, M. Beck and J. Faist, Tunable surface emission in a THz quantum cascade structure

L. Consolino, A. Taschin, P. Bartolini, S. Bartalini, P. Cancio, A. Tredicucci, H. E. Beere, D. A. Ritchie,R. Torre, M. S. Vitiello, P. De Natale, Phase‐locking a THz quantum cascade laser to a free‐space THz comb


J. P. Waclawek, R. Lewicki, M. Jahjah, E.T.H. Chrysostom, Y. F. Ma, F. K. Tittel and B. Lendl, A sensitive CW-DFB-QCL based QEPAS sensor for detection of SO2

Christopher Bonzon, Giacomo Scalari, Maria Amanti, Fabrizio Castellano, Dana Turcinkova, Mattias Beck and Jérôme Faist, Portable real-time THz imaging setup based on QC lasers

Christoph Reidl-Leuthner and Bernhard Lendl, Determination of NO & NO2 Emissions Using an Open-Path / QCL Setup

Raed Alhathlool, P. Dean, A. Valavanis, Y. L. Lim, R. Kliese, S. P. Khanna, L. H. Li, D. Indjin, J. Cunningham, S. J. Wilson, A. D. Rakić, A. G. Davies and E. H. Linfield, Surface-profiling through self-mixing in a THz quantum cascade laser

Ugo Siciliani de Cumis, Alessandro Tredicucci and Miriam Serena Vitiello, Terahertz confocal microscopy with a quantum cascade laser source

Georg Ramer, Markus Brandstetter, Christian Kristament and Bernhard Lendl, Combination of External Cavity Quantum Cascade Lasers and Planar Waveguide Sensors for Process Analytical MIR Spectroscopy

Markus Brandstetter, Valentin Fuhrmann, Andreas Genner and Bernhard Lendl, Blood monitoring with an external cavity quantum cascade laser - challenges and possible solutions

Andreas Genner, Markus Brandstetter and Bernhard Lendl, Monitoring Industrial Processes Using a Sensor Based on an External Cavity Quantum Cascade Laser

Pierre Jouy, Yargo Bonetti, Kerstin Hans, Michele Gianella, Markus Sigrist, Markus Mangold, Lukas Emmenegger, Philip Waegli, Alexandra Homsy, Yu-Chi Chang, Joab Di Francesco, Lubos Hvozdara, Hans Peter Herzigs, Herbert Looser, Daniel Hofstetter, Jérôme Faist and Bela Tuzson, Liquid and gas spectroscopy platform with QCLs and QCDs

Milan Fischer, Bela Tuzson, Rolf Brönnimann, Lukas Emmenegger, Michel Rochat and Antoine Müller, Transient wavelength tuning of distributed feedback QCL

Sabbir Liakat, Anna Michel, Kevin Bors and Claire Gmachl, Mid-Infrared Light Scattering from Porcine and Human Tissue