PROGRAM

Information for Authors: https://itqw2025.com/index.php/program/instructions-for-authors/ 

 ◊ Monday 1st September

08:45-09:00 — OPENING Session

09:00-10h45 — Session NOVEL DEVICES -1
Chair: Sukdheep Dhillon
09:00 – INVITED – Broadband high-power laser-driven THz sources
Clara Saraceno
Ruhr University Bochum (Germany)
09:30 – Tailoring Absorption and Nonlinear Transduction in Thermomechanical Bolometers
Alessandro Tredicucci¹, Lorenzo Alborghetti¹, Benedetta Bertoni¹, Leonardo Vicarelli¹, Simone Zanotto², Stefano Roddaro¹, Marco Cautero³, Leonardo Gregorat⁴, Giuseppe Cautero⁵, Maria Cojocari⁶, Georgy Fedorov⁶, Polina Kuzhir⁶, Alessandro Pitanti¹ ²
1. Università di Pisa (Italy), 2. NEST Lab, CNR Istituto Nanoscienze & Scuola Normale Superiore (Italy), 3. Department of Physics, Università degli Studi di Trieste (Italy), 4. Department of Engineering and Architecture, Università degli Studi di Trieste (Utaly), 5. Elettra Sincrotrone Trieste (Italy), 6. University of Eastern Finland
09:45 – Phaser – An Integrated Photon Source and Phase Shifter in the Terahertz Range
Dominik Schock¹ ², Michael Jaidl¹ ², Dominik Theiner¹ ², Florian Pilat³, Aaron Maxwell Andrews² ³, Rahul Yadav⁴, Gottfried Strasser² ³, Benedikt Schwarz² ³, Sascha Preu⁴, Marie Ertl¹ ², Anna Invernici¹ ², Lucas Grandits¹ ², Elias Plankenbichler¹ ², Daniel Saleh¹ ², Juraj Darmo¹ ², Karl Unterrainer¹ ²
1. Photonics Institute, TU Wien (Austria), 2. Center for Micro- and Nanostructures, TU Wien (Austria), 3. Institute of Solid-State Electronics, TU Wien (Austria), 4. Department of Electrical Engineering and Information Technology, TU Darmstadt (Germany)
10:00 – Patch-antenna enhanced charge sensitive infrared phototransistors
Mohsen Bahremand¹, Francesco Pisani², Baptiste Fix³, Djamal Gacemi¹, Wenjian Wan⁴, Zhenzhen Zhang⁴, Hua Li⁴, Yanko Todorov²
1. Laboratoire de Physique de l’ENS- Paris (France), 2. Laboratoire de Physique et d’Etude des Matériaux, ESPCI Paris (France), 3. DOTA, ONERA, Université Paris-Saclay (France), 4. Key Laboratory of Terahertz Solid State Technology, Shanghai (China)
10:15 – Ultra-fast quantum-well mid-infrared photodetectors: time-resolved photocurrent and  optical saturation by femtosecond laser excitation
Prannay Balla¹, Victor Merupo¹, Djamal Gacemi², Carlo Sirtori², Jean-François Lampin², Emilien Peytavit¹, Stefano Barbieri¹
1. IEMN, Université de Lille (France), 2. Laboratoire de Physique de l’ENS, Paris (France)
10:30 – Graphene-based two-terminal devices for autocorrelating ultrafast mid-infrared pulses
Nina Pettinger, Johannes Schmuck, Xiao Yi Zhou, Sebastian Loy, Sergey Zherebtsov, Christoph Kastl, Alexander Holleitner
Walter Schottky Institut & Munich Center for Quantum Science and Technology (Germany)

10:45-11h15 — Break

11:15-12h15 — Session THEORY -1
Chair: Thomas GrangeThomas Grange
11:15 – Coherent optical control of chiral Quantum Hall edge states
Alexey Belyanin¹, Ashutosh Singh¹, Maria Sebastian¹, Mikhail Tokman²
1. Texas A&M University (USA), 2. Ariel University (Israel)
11:30 – Fermionic quantum theory of non-linear phenomena in theultra-strong coupling regime
Yanko Todorov, Thomas Krieguer
Laboratoire de Physique et d’Etude des Matériaux, LPEM, ESPCI Paris (France)
11:45 – MonacoQC: A multi-domain simulation framework for quantum cascade lasers
Michael Rinderle, Niklas Pichel, Michael A. Schreiber, Lukas Seitner, Michael Haider, Christian Jirauschek
TU Munich School of Computation, Information and Technology (Germany)
12:00 – Maxwell-Density Matrix Modeling of Tapered Waveguide Geometries for THz QCL Frequency Combs
Michael Schreiber, Lukas Seitner, Johannes Stowasser, Michael Rinderle, Michael Haider, Christian Jirauschek
TU Munich School of Computation, Information and Technology (Germany)

12:15-14:00 — Lunch

14:00-15:30 — Session EMERGING MATERIALS
Chair: Adel Bousseksou
14:00 – INVITED – Infrared nanocrystals: from imaging to active photonics
Emmanuel Lhuillier
Institut des NanoSciences de Paris – Sorbonne université (France)
14:30 – Determining Bandgaps in 2D transition metal dichalcognide PtSe2
Martin Micica¹, Sabrine Ayari¹, Minoosh Hemmat¹, Mehdi Arfaoui¹ ², Daniel Vala³ ⁴, Kamil Postava³, Hadrien Vergnet¹, Jérôme Tignon¹, Juliette Mangeney¹, Shasha Guo⁵, Xuechao Yu⁶, Qi Jie Wang⁷, Zheng Liu⁵, Sihem Jaziri² ⁸, Francesca Carosella¹, Robson Ferreira¹, Sukhdeep Dhillon¹
1. Laboratoire de physique de l’ENS –Paris (France), 2. Laboratoire de Physique de la Matière Condensée, Université Tunis El Mana (Tunisia), 3. Department of Materials Engineering and Recycling, VSB-Technical University of Ostrava (Czech), 4. Department of Optics, Palacký University Olomouc (Czech), 5. School of Materials Science and Engineering, Nanyang Technological University (Singapour), 6. Key Laboratory of Multifunctional Nanomaterials and Smart Systems, Suzhou Institute of Nano-Tech and Nano-Bionics (China), 7. School of Electrical and Electronic Engineering & School of Physical and Mathematical Sciences, Nanyang Technological University (Singapour), 8. Laboratoire de Physique des Matériaux, Université de Cartage (Tunisia)
14:45 – Structural and optical characterization of mid-infrared-active hole-doped Si1–xGex parabolic quantum wells
Marco Faverzani¹,  Davide Impelluso ¹, Stefano Calcaterra¹, Giovanni Capellini² ³, Paolo Biagioni¹, Giovanni Isella¹, Jacopo Frigerio¹
1. Dipartimento di Fisica, Politecnico Milano (Italy), 2. Dipartimento di Scienze, Roma (Italy) 3. IHP – Leibniz-Institut für innovative Mikroelektronik (Germany)
15:00 – Terahertz Electronic and Spin currents in Wafer-Scale Van der Waals Bi2Se3/WSe2 Heterostructures and Polymorphs
Adrien Wright¹, Martin Micica¹, Sylvain Massabeau², Sabrine Ayari¹, Enzo Rongione¹ ², Mario Oliveira³, Sajid Husain², Thibaud Denneulin⁴ , Rafal E. Dunin-Borkowski⁴, Juliette Mangeney¹, Jérôme Tignon¹, Romain Lebrun², Hanako Okuno³, Olivier Boulle³, Alain Marty³, Frédéric Bonell³, Francesca Carosella¹, Henri-Yves Jaffrès², Robson Ferreira¹, Jean-Marie George², Matthieu Jamet³, Sukhdeep Dhillon¹
1. Laboratoire de physique de l’ENS –Paris (France), 2. Laboratoire Albert Fert, CNRS, Thales, (France) 3. Univ. Grenoble Alpes, CEA, CNRS, Spintec (France), 4. Forschungszentrum Jülich (Germany)
15:15 – Terahertz manipulation of exciton complexes in 2D semiconductors
Tommaso Venanzi¹, Marzia Cuccu², Edith Wietek², Xiaoxiao Sun³, Raul Perea-Causin⁴, Samuel Brem⁵, Daniel Erkensten⁵, Taniguchi Takeshi⁶, Kenji Watanabe⁶, Ermin Malic⁵, Manfred Helm³ ², Stephan Winnerl³, Alexey Chernikov²
1. Center for Life Nano- and Neuro-Science, IIT (Italy) 2. Technical University of Dresden (Germany), 3. Helmholtz-Zentrum Dresden-Rossendorf (Germany), 4. Stockholm University, (Sweden) 5. Philipps University of Marburg (Germany), 6. National Institute for Materials Science (Japan)

15:30-16h00 — Break

16:00-17:45 — Session INDUSTRY and NOVEL DEVICES -2
Chair: Manfred Helm
16:00 – INVITED – Meeting Industrial Needs with Quantum Cascade Lasers: Insights from mirSense
Mathieu Carras, Guillaume Aoust, Johan Abautret, Zeineb Loghmari, Roland Teissier
MirSense (France)
16:30 – Advances in free-space ultra-fast mid-infrared modulators
Luca Lucia¹, Gia Long Ngo¹, Mario Malerba¹, Stefano Pirotta¹, Guy Aubin¹, Giulio Carotta², Li Lianhe³, Edmund Linfield³, Stefano Barbieri⁴, Mathieu Jeannin¹, Jean-Michel Manceau¹, Adel Bousseksou¹, Raffaele Colombelli¹
1. C2N, University Paris-Saclay (France), 2. University of Pisa (Italy), 3. University of Leeds (UK), 4. IEMN Université de Lille (France)
16:45 – Coupled graphene double quantum dot as a two-level system at THz frequencies
Solen Coeymans, Alexis Wietzke, Simon Messelot, Ismael Abdourahamane, Aurélien Schmitt, Jérôme Tignon, Sukhdeep Dhillon, Matthieu Delbecq, Takis Kontos, Juliette Mangeney
Laboratoire de physique de l’ENS – Paris (France)
17:00 – Graphene-based Fabry-Perot integrated THz detector with ultra-high responsivity
Ronny De La Bastida¹, Enzo Rongione¹, Karuppasamy Pandian Soundarapandian², Anand Nivedan¹, Ioannis Vangelidis³, David Saleta Reig¹, Kenji Watanabe⁴, Takashi Taniguchi⁴, Elefterios Lidorikis³ ⁵, Frank Koppens² ⁶, Sebastian Castilla², Klaas-Jan Tielrooij¹ ⁷
1. Catalan Institute of Nanoscience and Nanotechnology (Spain), 2. Institut de Ciencies Fotoniques, Barcelona (Spain), 3. University of Ioannina (Greece), 4. National Institute for Materials Science (Japan), 5. University Research Center of Ioannina (Greece), 6. Catalan Institution for Research and Advanced Studies (Spain), 7. Eindhoven University of Technology (Netherlands)
17:15 – Interband detectors based on InAs/AlSb quantum cascade detectors
Stefania Isceri, Andreas Windischhofer, Miriam Giparakis, Rolf Szedlak, Werner Schrenk, Gottfried Strasser, Benedikt Schwarz, Aaron Maxwell Andrews
TU Wien (Austria)
17:30 – Linearity and Saturation Behavior of Interband Cascade Infrared Photodectors (ICIP) under High-Power QCL Excitation
Elena Arigliani¹, Johannes Fuchsberger¹, Mikolaj Piotrowski¹, Andreas Windishhofer¹, Florian Pilat¹, Robert Weih², Rolf Szedlak¹, Benedikt Schwarz¹
1. TU Wien (Austria), 2. Nanoplus Nanosystems and Technologies GmbH (Germany)

◊ Tuesday 2nd September

08:45-10:30 — Session COMBS -1
Chair: Stefano Barbieri
08:45 – INVITED – THz coherent photonics with planarized quantum cascade lasers
Giacomo Scalari¹, Urban Senica¹, Valerio Digiorgio¹ , Michael Schreiber², Paolo Micheletti¹, Marco Raffa¹, Sebastian Gloor1, Christian Jirauscheck², Mattias Beck¹, Jérôme Faist¹
1. ETH Zurich (Switzerland), 2. Technical University of Munich, Garching (Germany)
09:15 – Fast and compact absorption spectroscopy enabled by Quantum Walk Combs
Ina Heckelmann¹, Davide Pinto¹, Uwe Schmitt², Mathieu Bertrand¹, Mattias Beck¹, Giacomo Scalari¹, Jérôme Faist¹
1. ETH Zurich (Switzerland), 2. Scientific IT Services, ETH Zurich (Switzerland)
09:30 – Frequency comb shaping through staggered phase flux in fast gain lasers
Diego Piciocchi, Alexander Dikopoltsev, Ina Heckelmann, Mattias Beck, Giacomo Scalari, Jérôme Faist
ETH Zurich (Switzerland)
09:45 – From Fast Gain Dynamics to a Quantum Walk in an Interband Cascade Laser
Florian Pilat¹, Johannes Fuchsberger¹, Theodore Letsou², Andreas Windischhofer¹, Vito F. Pecile³ ⁴, Sandro Dal Cin¹, Maximilian Beiser¹, Robert Weih⁵, Johannes Koeth⁵, Oliver H. Heckl³, Federico Capasso², Benedikt Schwarz¹
1. Institute of Solid-State Electronics, TU Wien (Austria), 2. Harvard University (USA), 3. Faculty Center for Nano Structure Research, Christian Doppler Laboratory for Mid-IR Spectroscopy, University of Vienna (Austria), 4. Vienna Doctoral School in Physics, University of Vienna (Austria), 5. Nanoplus Nanosystems and Technologies GmbH (Germany)
10:00 – Mid-Infrared Frequency Combs and Pulse Generation based on Single Section Interband Cascade Lasers
Pavel Abajyan¹, Baptiste Chomet² ¹, Daniel Andres Diaz Thomas², Mohammadreza Saemian¹, Martin Micica¹, Juliette Mangeney¹, Jérôme Tignon¹, Alexei Baranov², Konstantinos Pantzas³, Isabelle Sagnes³, Carlo Sirtori¹, Laurent Cerutti², Sukhdeep Dhillon¹
1. Laboratoire de Physique de l’ENS – Paris (France), 2. IES, Universite de Montpellier (France),3. C2N, University Paris-Saclay (France)
10:15 – On-chip Quantum Walk frequency combs devices
Johannes Fuchsberger¹, Theodore Letsou², Nikola Opacak¹, Dmitry Kazakov², Benedikt Schwarz¹, Federico Capasso²
1. TU Wien (Austria), 2. Harvard University (USA)

10:30-11h00 — Break

11:00-12:15 — Session PLASMONICS
Chair: Jacopo Frigerio
11:00 – INVITED – Giant Optical Nonlinearities at Telecom Wavelengths using III-Nitride-based Polaritonic Metasurfaces
Jaeyeon Yu¹ , Zain Abdin², Anthony Rice³, Sadhvikas Addamane³, Patrick Quach⁴, Alexey Belyanin⁵, Oana Malis² , Igal Brener¹, Raktim Sarma¹
1. CINT, Sandia National Laboratories (USA), 2. Purdue University (USA), 3. Sandia National Laboratories (USA), 4. University of Paris-Sud Institut d’Electronique Fondamentale (France), 5. Texas A&M University (USA)
11:30 – Terahertz AlGaN/GaN plasmonic crystals in linear and nonlinear regimes
Pavlo Sai¹ ², Vadym Korotyeyev¹ ³, Serhii M. Kukhtaruk¹ ³ ⁴, Maksym Dub¹ ², Martin Mittendorff ⁵, Wojciech Knap¹ ²
1. Institute of High Pressure Physics PAS (Poland), 2. CENTERA, CEZAMAT, Warsaw University of Technology (Poland), 3. V. Ye. Lashkaryov Institute of Semiconductor Physics (Ukraine), 4. Department of Theoretical Physics, V.E. Lashkaryov Institute of Semiconductor Physics (Ukraine), 5. Universität Duisburg-Essen (Germany)
11:45 – Dual-resonant plasmonic nanocavities for ultra-broadband nonlinear mid-IR molecular spectroscopy
Xie Zhiyuan, Christophe Galland
EPF Lausanne (Switzerland)
12:00 – Revealing terahertz conductivity dynamics in a single InAs nanowire with resonance-amplified aperture-type near-field spectroscopy
Sarah Norman¹, Greg Chu², Kun Peng³, James Seddon¹, Lucy L Hale⁴, Hark Hoe Tan⁵, Chennupati Jagadish⁵, Ralf Mouthaan², Jack Alexander-Webber², Hannah J Joyce², Michael B Johnston³, Thomas Siday⁶, Oleg Mitrofanov¹
1. University College London (UK), 2. Department of Engineering, Cambridge University (UK), 3. Department of Physic Oxford University (UK), 4. ETH Zurich (Switzerland), 5. Department of Electronic Materials Engineering, Australian National University (Australia), 6. School of Physics and Astronomy Birmingham University (UK)

12:15-14:00 — Lunch

14:00-16:00 — Session APPLICATIONS
Chair: Clara Saraceno
14:00 – INVITED – Free space data transmission at 1 Gb/s with a terahertz laser
Jayaprasath Elumalai¹, Mohammed Salih¹, Martyn Fice², Adam Brown¹, Lianhe Li¹, Edmund H. Linfield¹, Alwyn Seeds², A. Giles Davies¹, Joshua R. Freeman¹
1. University of Leeds (UK), 2. University College London (UK)
14:30 – 1.6-THz Radiation for Cancer Therapy
Joo-Hiuk Son¹, Chaeyoon Kim², Seung Won Jin³, Seong Cheol Lee², Donghak Oh², Soojeong Baek², Bumki Min², Hee-Jin Yang³, Fabian Rotermund²
1. Department of Physics, University of Seoul (Republic of Korea), 2. Department of Physics, Korea Advanced Institute of Science and Technology (KAIST), (Republic of Korea) 3. Department of Neurosurgery, SMG-SNU Boramae Medical Centre, (Republic of Korea)
14:45 – Atomic scale microscopy by ultrashort THz-driven Atom Probe Tomography
Angela Vella, Michella Karam, Matteo De Tullio, Ivan Blum, Floran Exertier, Jonathan Houard
Institut de Recherche sur les Matériaux Avancés, Université de Rouen (France)
15:00 – Combining mid-IR photonics and frequency metrology methods for high-precision vibrational spectroscopy of polyatomic molecules
Raphaël Hahn¹, Agathe Bonifacio¹, Marylise Saffre², Wenling Dong¹, Yuhao Liu¹, Sahil Viel¹, Minh Nhut Ngo⁴, Olivier Lopez¹, Etienne Cantin¹, Quyang Lin², Jean-François Lampin², Emilien Peytavit² , Stefano Barbieri², Anne Amy-Klein¹, Mathieu Manceau¹, Benoit Darquié¹
1. Laboratoire de Physique des Lasers, Université de Villetaneuse (France), 2. IEMN, Université de Lille (France)
15:15 – Free-space data transmission for optical communications using a high-speed ridge Quantum Cascade Detector
Nour Nawfal¹ ², Thomas Poletti², Salvatore Pes¹, Claire Theveneau¹, Axel Evirgen¹, Virginie Trinité¹, Louiza Hamidouche¹, Quentin Levesque¹, Johan Abautret³, Mathieu Carras³, Gregory Maisons³, Djamal Gacemi⁴, Michel Garcia¹, Olivier Parillaud¹, Carlo Sirtori⁴, Jean-Luc Reverchon¹, Frédéric Grillot² ⁵
1. 3-5 Lab, Thales (France), 2. Télécom ParisTech, Institut Polytechnique de Paris (France), 3. MirSense (France), 4. LP-ENS Paris (France), 5. Center for High Technology Materials, University of New-Mexico (USA)
15:30 – High-resolution spectroscopy of molecules confined in gas cells of sub-wavelength thickness
Hippolyte Mouhanna, Guadalupe Garcia-Arellano, Joao Carlos De Aquino Carvalho, Natalia De Melo, Frédéric Du-Burck, Isabelle Maurin, Benoit Darquié, Athanasios Laliotis
Laboratoire de Physique des Lasers, Université de Villetaneuse (France)
15:45 – Remote sensing with photonics chaos operating in the long-wave infrared atmospheric window
Sara Zaminga, Thomas Poletti, Frédéric Grillot
Télécom ParisTech, Institut Polytechnique de Paris (France)

16:00-18:30 — POSTER SESSION
• Alpha-factor estimation by simultaneous measurement of phase and amplitude of a directly modulated DFB-QCL
Salim Basceken, Baptiste Chomet, Angela Vasanelli, Carlo Sirtori
Laboratoire de Physique de l’ENS-Paris (France)
• An ultrafast widely tunable mid-IR pump-probe setup for studying material dynamics on sub-ps scales
ArpitaMukherjee¹, Raffaele Riccio¹, Stefano Pirotta¹, Mathieu Jeannin, Adel Bousseksou¹, A. Simaz², K. Veerabathran², S. Sprengel², A. Andrejew², A. Belkin², Raffaelle Colombelli¹, Jean-Michel Manceau¹
1. C2N, Université Paris-Saclay (France), 2. Walter Schottky Institute, Technical University of Munich (Germany)
• Dark Transport in Polaritonic Semiconductor Quantum Structures
Elias Plankenbichler¹ ², Lucas Grandits¹ ², Miriam Giparakis¹ ², Benedikt Limbacher¹ ², Dominik Schock¹ ², Anna Invernici¹ ², Marie Ertl¹ ², Daniel Saleh¹ ², Juraj Darmo¹ ², Aaron Maxwell Andrews², Karl Unterrainer¹ ²
1. Photonics Institute, TU Wien (Austria), 2. Center for Micro- and Nanostructures, TU Wien (Austria)
• Design, growth and initial implementation of 3.5/3.8 um Intersubband SESAMs for fiber-lasers
Simone Cassandra¹, Eduardo Cosentino¹, Stefano Pirotta¹, Laurent Cerutti², Jean-Baptiste Rodriguez², Jean-Michel Manceau¹, Adel Bousseksou¹, Mathieu Jeannin¹, Raffaele Colombelli¹
1. C2N, Univertity Paris-Saclay (France), 2. IES, University of Montpellier (France)
• Development of photonic integrated platform based on chalcogenide thin films for mid-infrared sensing
Abdelali Hammouti¹, Sofiane Meziani¹, Loïc Bodiou¹, Parastesh Pirasteh¹, Jonathan Lemaitre¹, Nathalie Lorrain¹, Radwan Chahal², Virginie Nazabal², Joël Charrier¹
1. Univ. Rennes, CNRS, Institut Foton, Lannion (France), 2. CNRS ISCR, Univ. de Rennes, (France)
• Diffractive optical elements for terahertz spatial and frequency multiplexing applied in telecommunication
Mateusz Kaluza¹, Pawel Komorowski², Adrianna Nieradka¹, Przemyslaw Zagrajek², Agnieszka Siemion¹
1. Warsaw University of Technology (Poland), 2. Military University of Technology (Poland)
• Effective Rabi frequency and harmonic frequency combs in ring Quantum Cascade Lasers
Carlo Silvestri¹, Massimo Brambilla², Franco Prati³, Mariangela Gioannini⁴, Lorenzo Luigi Columbo⁴
1. Institute of Photonics and Optical Science, The University of Sydney (Australia), 2. Dipartimento Interateneo di Fisica, Politecnico di Bari (Italy), 3 – Dipartimento di Scienza e Alta Tecnologia, Universita  dell’Insubria (Italy), 4. Department of Electronics and Telecommunication, Politecnico di Torino (Italy)
• Electrical THz pulses for electronic transport characterization
Pierre-Baptiste Vigneron¹, Nathan Roussel¹, Raphaël Pederiva¹, Thomas Vasselon², Clément Geffroy², Kévin Bredillet¹, Giorgos Georgiou³, Christopher Bauerle², Jean-Francois Roux¹
1. Centre de Radiofréquences, Optique et Micro-nanoélectronique des Alpes (France), 2. Institut Néel (France), 3. James Watt School of Engineering, Univ Glasgow (UK)
• Engineering and Measuring the Surface States of a Multi-Quantum Well Structure
Ruth Platt Sharon¹, Jaehoon Jiâ¹, Deborah Sivco², Xie Saien¹, Alice Kunin³, Claire Gmachl¹
1. Department of Electrical and Computer Engineering, Princeton (USA), 2. Trumpf Photonics Inc. (USA), 3. Department of Chemistry, Princeton (USA) 
• Group-IV SiGe material platform: from ultrastrong coupling toward the development of intersubband-based devices
Maria Gambelli¹ ², Sara Cibella², Urban Senica³ ⁴, Fritz Berkmann⁵, Luciana Di Gaspare⁶, Elena Campagna⁶, Enrico Talamas-Simola⁶, Michele Virgilio⁷, Giovanni Capellini⁶ ⁸, Cedric Corley-Wiciakh⁹, Tommaso Venanzi¹⁰, Leonetta Baldassarre¹, Giacomo Scalari³, Monica De Seta⁶, Michele Ortolani² ¹
1. Department of Physics, Sapienza University of Rome (Italy), 2. CNR Institute for Photonics and Nanotechnologies – Roma, (Italy), 3. Institute for Quantum Electronics, ETH Zurich (Switzerland), 4. Harvard John A. Paulson School of Engineering and Applied Sciences (USA), 5. Brandenburg University of Technology (Germany), 6. Dipartimento di Scienze, Universita  di Roma Tre (Italy), 7. Department of Physics Enrico Fermi, Universita  di Pisa (Italy), 8. IHP – Leibniz-Institut fur innovative Mikroelektronik (Germany), 9. ESRF – The European Synchrotron (France), 10. Center for Life Nano- and Neuro-Science, IIT, Roma (Italy)
• High-quality n-type SiGe/Ge multi quantum wells on Si for Thz applications
Luciana Di Gaspare¹, E. Talamas Simola¹, E. Campagna¹, F. Berkmann², L. Baldassarre³, M. Zoeller⁴, G. Nicotra⁵, G. Sfuncia⁵, M. Gambelli⁶, S. Cibella⁶, G. Capellini¹ ⁴, M. Ortolani³, M. Virgilio⁷, M. De Seta¹
1. Dipartimento di Scienze, Università Roma Tre, Roma (Italy), 2. EFM Experimental Physics and Functional Materials, BTU Cottbus (Germany), 3. Dipartimento di Fisica, Sapienza Università di Roma (Italy), 4. IHP – Leibniz Institute for High Performance Microelectronics, Frankfurt (Germany), 5. Istituto per la Microelettronica e Microsistemi, Catania (Italy), 6. IFN-CNR (Italy), 7. Dipartimento di Fisica, Università di Pisa (Italy)
• Integrated 3D-printed micro mirrors for vertically emitting mid-IR DFB lasers
Rolf Szedlak¹, Johannes Fuchsberger¹, Mikolaj Piotrowski¹, Georg Winkler², Peter Gruber², Bartosz Kaminski³, Josephine Nauschuetz⁴, Pawel Kluczynski³, Robert Weih⁴, Benedikt Schwarz¹
1. Institute of Solid State Electonics, TU Wien (Austria), 2. Upnano GmbH (Austria), 3. Airoptic Sp. Z o.o. (Poland), 4. Nanoplus Advanced Photonics Gerbrunn GmbH (Germany)
• Intersubband Transitions in Polycrystalline Quantum Wells
Lodovico Rossi¹, Loren Pfeiffer¹, Adbhut Gupta², Nan Yao³, Claire Gmachl⁴
1. Department of Electrical Engineering, Princeton (USA), 2. Princeton University (USA), 3. Imaging and Analysis Center, Princeton University (USA), 4. Department of Electrical and Computer Engineering, Princeton University (USA)
• Large HgTe quantum dots for THz optoelectronic devices
Aurélie Fournier¹, I. Abdourahamane¹, N. Nilforoushan¹, J. Tignon¹, S. Dhillon¹, F. Carosella¹, R. Ferreira¹, E. Lhuillier², J. Mangeney¹
1. Laboratoire de physique de l’ENS – Paris (France), 2. INS Paris, Sorbonne University (France)
• Longitudinal Bulk Plasmons in Heavily Doped Semiconductors for Electrically Reconfigurable Linear and Nonlinear optics
Michele Ortolani¹ ², Marialilia Pea², Antonio Valletta², Raffaella Polito², Gonzalo Alvarez Perez³, Cristian Ciraci³ ⁴, Huatian Hu³
1. Sapienza University Rome (Italy), 2. Institute for Photonics and Nanotechnologies, IFN-CNR (Italy), 3. Istituto Italiano di Tecnologica, Center fo Biomolecular Nanotechnology (Italy), 4. Neurophos Inc (USA)
• Mapping of Surface Acoustic Waves for Mid-Infrared Integrated Acousto-Optics
Thomas Gérodou¹ ², Martina Morassi¹, Aristide Lemaitre¹, Adel Bousseksou¹, Damien Teyssieux³, Mathieu Jeannin¹
1. C2N University Paris-Saclay (France), 2. Département de Physique de l’ENS-Paris (France), 3. Franche-Comté électronique Mécanique, Thermique et Optique – Sciences et Technologies (France)
• Mid-IR Integrated Amplitude Modulator Operating at 8.5 µm
Luca Lucia, Gia-Long Ngo, Isabelle Sagnes, Grégoire Beaudoin, Mathieu Jeannin, Jean-Michel Manceau, Raffaele Colombelli, Adel Bousseksou
C2N University Paris-Saclay (France)
• Polaron interactions in multiple modulation-doped CdTe/(CdMg)Te quantum wells
Jerzy Łusakowski¹, Dmitriy Yavorskiy², Florian Le Mardelé³, Ivan Mohelsky³, Milan Orlita³, Zbigniew Adamus⁴, Tomasz Wojtowicz⁵, Jerzy Wróbel⁴, Krystof Karpierz¹
1. Faculty of Physics, University of Warsaw (Poland), 2. Institute of High Pressure Physics PAS (Poland), 3. Laboratoire National des Champs Magnétiques Intenses, LNCMI, Grenoble (France), 4. Institute of Physics, PAS (Poland), 5. MagTop, Institute of Physics, PAS (Poland)
• Reconfigurable unipolar quantum photodetectors
Andrea Piazza¹ ², Angela Vasanelli², Gregory Vincent¹, Isabelle Ribet-Mohamed¹, Carlo Sirtor², Isabelle Sagnes³
1. DOTA, ONERA (France), 2. Laboratoire de physique de l’ENS Paris (France), 3 . C2N University Paris-Saclay (France)
• Spin-to-Charge Conversion at the Quantum Interface of a topological insulator and ferromagnet – Ultrafast THz spintronic emission from PbSnSe/Co heterostructures
Bastien Niau¹, A. Wright¹, M. Micica¹, J. Mangeney¹, J. Tignon¹, H. Jaffrés², J-M Georges², T. Zakusylo³, A. Marty⁴, M. Jamet⁴, G. Springholz³, G. Krizman³, S. Dhillon¹
1. Laboratoire de Physique de l’ENS-Paris (France), 2. Unité Mixte de Physique, CNRS, Thales, Université Paris‐Saclay (France), 3. Institut für Halbleiter und Festkörperphysik, Johannes Kepler Universität (Austria), 4. IRIG‐Spintec, CEA, CNRS, Université Grenoble Alpes (France)
• Stealthy Hyperuniform Metamaterials Integration with MidInfrared Quantum Cascade Lasers
Manuel Gallego¹, Malik Uzair¹, Zhang Yezhezi², Michael Klatt³ ⁴, Claire Gmachl¹
1. Department of Electrical and Computer Engineering, Princeton (USA), 2. Cruise LLC (USA), 3. German Aerospace Center (Germany), 4. Department of Physics, Ludwig-Maximilians-Universitat (Germany)
• Strong Light-Matter Coupling of Intersubband Transitions with Remote Optical Phonons
Lucas Grandits¹ ², Elias Plankenbichler¹ ², Miriam Giparakis¹ ², Anna Invernici¹ ², Marie Ertl¹ ², Daniel Saleh¹ ², Dominik Schock¹ ², Juraj Darmo¹ ², Georg Ramer³, Bernhard Lendl³, Raffaele Colombelli⁴, Karl Unterrainer¹ ²
1. Photonics Institute, TU Wien (Austria), 2. Center for Mico- and Nanostructures, TU Wien (Austria), 3. Institute of Chemical Technologies and Analytics (Austria), 4. C2N, University Paris Saclay (France)
• Tailoring the figures of merit of mid-infrared intersubband semiconductor saturable absorption mirrors (SESAM)
Eduardo Cosentino¹, Simone Cassandra¹, Stefano Pirotta¹, Giorgio Biasiol², Adel Bousseksou¹, Jean-Michel Manceau¹, Raffaele Colombelli¹, Mathieu Jeannin¹
1. C2N, University Paris Saclay (France), 2. CNR – Istituto Officina dei Materiali (Italy)
• Thermal heaters for mode control of high-Q resonators operating in the Mid-Infrared
Mathilde Urbain, Luca lucia, Adel Bousseksou, Raffaele Colombelli
C2N, University Paris-Saclay (France)
• Towards integrated ultra-broadband Terahertz Time-Domain Spectroscopy for Space Exploration
Dominic Azih¹ ², Yookyung Ha¹ ², Jonas Woeste¹ ², Sergey Pavlov², Oliver Gueckstock³, Tom Seifert³ ⁴, Nikola Stojanovic², Tobias Kampfrath³ ⁴, Michael Gensch¹ ²
1 – Technical University of Berlin (Germany), 2 – DLR Institut fur Optische Sensorsyteme (Germany), 3 – Department of Physics, Freie Universitat Berlin (Germany), 4 – Teraspintec GmbH (Germany) 
• Multi-color laser emission from optically cascaded intersubband transitions below 2 THz and above 3 THz
Marco Raffa, Valerio Digiorgio, Alessandro Biffani, Mattias Beck, Jérôme Faist, Giacomo Scalari
ETH Zurich (Switzerland)
• Multisubband Plasmons in InAs/GaSb Broken Gap Well
Wojciech Julian Pasek¹, Soufiane Hajji², Oussama Tata¹, Laurent Cerutti², Fernando Gonzalez-Posada Flores², Simon Hurand³, Abdelouahed El Fatimy¹, Thierry Taliercio²
1. School of Applied and Engineering Physics, Mohammed VI Polytechnic University (Morocco) 2. Institute of Electronics and Systems, University of Montpellier (France), 3. Institut Prime, Université de Poitiers (France)
• Terahertz emission from Bi/GaAs heterostructures
Benas Stanionis, Vaidas Pačebutas, Ričardas Norkus, Arūnas Krotkus
Center for Physical Sciences and Technology, Vilnius (Lithuania)
• The Role of Doping Density in Two-Well Injector Terahertz Quantum Cascade Lasers
Asaf Albo
Ariel University (Israel)
• Nonlinear hydrodynamic behavior of free electrons in plasmonic doped-InGaAs nanoantennas
A. Rossetti¹, H. Hu², T. Venanzi³, A. Bousseksou⁴, F. De Luca⁵, T. Deckert¹, V. Giliberti³, M. Pea⁶, I. Sagnes⁴, G. Beaudoin⁴, P. Biagioni⁷, E. Bau⁸, S. A. Maier⁹, A. Tittl⁸, D. Brida¹, R. Colombelli⁴, M. Ortolani¹⁰, C. Ciracì²
1. Department of Physics and Materials Science, University of Luxembourg, 2. Center for Biomolecular Nanotechnologies, Istituto Italiano diTecnologia (Italy), 3. Center for Life Nano- and Neuro-Science, Istituto Italiano diTecnologia, (Italy), 4. C2N, University of Paris-Saclay (France), 5. Advanced Science Research Center, City University of New York (USA), 6. Istituto di Fotonica e Nanotecnologie, CNR (Italy), 7. Physics Department, Politecnico di Milano (Italy), 8. Nano-Institute Munich, Faculty of Physics, Ludwig-Maximilians-Universitat (Germany), 9. School of Physics and Astronomy, Monash University (Australia), 10. Dipartimento di Fisica, Sapienza Università di Roma (Italy)
• Towards electrical control of graphene nonlinearity
Jonas Woeste¹ ², Ronny De La Bastida³, Nupur Sontakkey³, David Saleta Reig³, Michal Swiniarski³, Dominci Azih¹ ², Yookyung Ha¹ ², Jan-Christoph Deinert⁴, Enrico Dietz², Hassan A. Hafez⁵, Sergey Kovalev⁵, Dmitry Turchinovich⁵, Klaas-Jan Tielrooij³ ⁶, Nikola Stojanovic², Michael Gensch¹ ²
1. Technical University of Berlin (Germany), 2. DLR Institut fur Optische Sensorsyteme (Germany), 3. ICN2 – Institut Catala de Nanociencia i Nanotecnologia (Spain), 4. Institute of Radiation Physics, Helmholtz-Zentrum Dresden-Rossendorf (Germany), 5. Fakultat fur Physik, Universitat Bielefeld (Germany), 6. Department of Applied Physics, TU Eindhoven (Netherlands)

19:30-00:00 — Gala

◊ Wednesday 3rd September

08:45-10:30 — Session POLARITONS
Chair: Christoph Lange
08:45 – INVITED – New perspectives in the field of astrophotonics
Luca Labadie
Institute for Astrophysics, University of Cologne (Germany)
09:15 – Cavity Modification of Magnetoplasmon modes in Strongly Coupled Cavities
Lucy Hale¹, De Bernardis Daniele², Stephan Lempereur³, Jean-Michel Manceau³, Raffaele Colombelli³, Lianhe Li⁴, A. Giles Davies⁴, Edmund Linfield⁴, Iacopo Carusotto⁵, Faist Jérôme⁶, Giacomo Scalari¹
1. ETH Zürich (Switzerland), 2. CNR-INO (Italy), 3. C2N, University Paris-Saclay (France), 4. University of Leeds (UK), 5. Pitaevskii BEC Center, Università di Trento (Italy)
09:30 – Exploration of the absorption saturation process in mid-IR multisubband polaritonic systems
Raffaele Riccio¹, Arpita M ukherjee¹, Stefano Pirotta¹, Giorgio Biasol², Isabelle Sagnes¹, Grégoire Beaudoin¹, Mathieu Jeannin¹, Adel Bousseksou¹, Raffaele Colombelli¹, Jean-Michel Manceau¹
1. C2N, University Paris-Saclay (France), 2. Laboratorio TASC, CNR-IOM, Trieste (Italy)
09:45 – Cyclotron emission from Dirac-Landau polaritons
B. Benhamou-Bui¹, C. Consejo¹, S.S. Krishtopenko¹, S. Ruffenach¹, C. Bray1¹, J. Torres¹, J. Dzian³, F. Le Mardelé³, A. Pagot², X. Baudry², S.V. Morozov⁴ ⁵, N.N. Mikhailov⁶ ⁷, S.A. Dvoretskii⁷ ⁸, B.Jouault¹, P. Ballet², M. Orlita³, C. Ciuti⁹, F. Teppe¹
1. Laboratoire Charles Coulomb, Université de Montpellier (France), 2. Laboratoire National des Champs Magnétiques Intenses, Grenoble (France), 3. CEA, LETI, Grenoble (France), 4. Institute for Physics of Microstructures of the Russian Academy of Sciences (Russia), 5. Lobachevsky State University of Nizhny Novgorod (Russia), 6. A.V. Rzhanov Institute of Semiconductor Physics (Russia), 7. Novosibirsk State University, Novosibirsk (Russia), 8. Tomsk State University, Tomsk (Russia), 9. MPQ, Université Paris Cité (France)
10:00 – Hybridization of terahertz phonons and magnons in disparate and spatially-separated material specimens
Marcin Bialek¹, Yanko Todorov², Kamil Stelmaszczyk¹, Dorota Szwagierczak³, Beata Synkiewicz-Musialska³, Jan Kulawik³, Norbert Pałka⁴, Marek Potemski⁵, Wojciech Knap⁵
1. Institute of High Pressure Physics (Poland), 2. LP-ENS Paris (France), 3. Institute of Microelectronics and Photonics (Poland), 4. Military University of Technology (Poland), 5. Warsaw University of Technology (Poland)
10:15 – Ultra-Strong Coupling in the THz Range Using SiGe Quantum Wells and Plasmonic Microcavities
Fritz Berkmann¹, Tommaso Venanzi² ³, Leonetta Baldassarre³, Elena Campagna⁴, Enrico Talamas-Simola⁴, Luciana Di Gaspare⁴, Cedric Corley Wiciak⁵, Giovanni Capellini⁵, Giuseppe Nicotra⁶, Gianfranco Sfuncia⁶, Andrea Notargiacomo⁷, Ennio Giovine⁷, Sara Cibella⁷, Michele Virgilio⁸, Giacomo Scalari⁹, Monica De Seta⁴, Michele Ortolani¹⁰
1. Brandenburg University of Technology (Germany), 2. Italian Institute of Technology (Italy), 3. Department of Physics, Sapienza University of Rome (Italy), 4. Dipartimento di Scienze, Università di Roma (Italy), 5. IHP – Leibniz-Institut für innovative Mikroelektronik (Germany), 6. IMM-CNR, Catania (Italy), 7. Institute for Photonics and Nanotechnologies IFN-CNR, Rome (Italy), 8. Department of Physics Enrico Fermi, Università di Pisa (Italy), 9. ETH Zurich (Switzerland), 10. Sapienza University (Italy)

10:30-11h00 — Break

11:00-12:15— Session THEORY -2
Chair: Yanko Todorov
11:00- Polariton quantum blockade via strong cavity coupling to intersubband ionizing transitions
Miguel Oliveira, Cristiano Ciuti
MPQ, University Paris-Cité (France)
11:15 – Non-Equilibrium Green’s Function Modeling of Quantum Transport in Interband Cascade Lasers
Takuma Sato¹ ², Stefan Birner¹, Thomas Grange³
1. Nextnano GmbH (Germany), 2. Technical University of Munich (Germany), 3. Nextnano Lab (France)
11:30 – Optimizing THz QCL resonator geometries for high-performance applications
Valentino Pistore, Xiang Lü, Klaus Biermann, Lutz Schrottke
Paul-Drude-Institut für Festkörperelektronik (Germany)
11:45- Predictive Modeling of Interband Cascade Lasers: A Computational Approach to Design and Optimization
Andreas Windischhofer, Benedikt Schwarz, Nikola Opačak
TU Wien (Austria)
12:00 – QCLopt: Toolkit for design, scaling and optmisation of Thz photonic and acoustic heterostructure gain media
Aleksandar Demic¹, J. Bailey², L.H. Li¹, A. Valavanis¹, S. Kondawar¹, P. Dean¹, Z. Ikonić¹, D. Indjin¹, EH. Linfield¹, JDG Greener², AG Davies¹, J. Cunningham¹ and AJ Kent²
1. University of Leeds (UK), 2. University of Nottingham (UK)

12:15 — Lunch boxes

12:30-19:00 — Excursion

◊ Thursday 4 September

09:00-10:30 — Session COMBS -2
Chair: Alexey Belyanin
09:00 – INVITED – Nonlinear integrated photonics with quantum cascade lasers
Dmitry Kazakov
University of Harvard (USA)
09:30 – Liquid combs: broadband lasing with equidistance but without stability
Mithun Roy¹, Tianyi Zeng² ³, Zhenyang Xiao¹, Chao Dong¹, Sadhvikas Addamane⁴, Qing Hu³, David Burghoff¹
1. University of Texas at Austin (USA), 2. Harvard University (USA), 3. Massachusetts Institute of Technology (USA), 4. Sandia National Laboratories (USA)
09:45 – Optical frequency comb emission from metasurface quantum-cascade VECSEL at fundamental and sub-harmonic injection
Marco Raffa¹, Ina Heckelmann¹, Yu Wu², Sadhvikas Addamane³, Jerome Faist¹, Benjamin Williams², Giacomo Scalari¹
1. ETH Zurich (Switzerland), 2. UCLA (USA), 3. Sandia National Laboratories (USA)
10:00 – Quantum Walk Combs with a double waveguide integration
Alessio Cargioli, Miguel Montesinos Ballester, Mattias Beck, Jerome Faist
ETH Zurich (Switzerland)
10:15 – Sub-harmonic injection of a quantum walk comb ring THz QCL
Valerio Digiorgio, Marco Raffa, Paolo Micheletti, Alexander Dikopoltsev, Mattias Beck, Jérôme Faist, Giacomo Scalari
ETH Zurich (Switzerland)

10:30-11h00 — Break

11:00-12:30 — Session SOURCES -1
Chair: Edmund Linfield
11:00 – INVITED – Quantum- and interband-cascade laser operation at the standard quantum limit and beyond
Francesco Cappelli
Istituto Nazionale di Ottica, CNR-INO (Italy) 
11:30 – A HCN terahertz molecular laser pumped by a QCL
Alexandra Khabbaz¹, Roland Teissier², Gaël Mouret³, Jean-Francois Lampin¹
1. IEMN, Université de Lille (France), 2. MirSense (France), 3. Laboratoire de Physico-Chimie de l’Atmosphère, Université du Littoral Côte d’Opale (France)
11:45 – Amplified Feedback and Spontaneous Emission Injection in Quantum Cascade Ring Laser Systems
Radhika Bhuckory, Sara Kacmoli, Claire Gmachl
University of Princeton (USA)
12:00 – Coupling Measurements in Terahertz Quantum Cascade Random Lasers
Anna Invernici¹ ², Michael Jaidl¹ ², Marie Christine Ertl¹ ², Miriam Giparakis¹ ², Dominik Schock¹ ², Lucas Aaron Grandits¹ ², Daniel Saleh¹ ², Elias Johannes Plankenbichler¹ ², Aaron Maxwell Andrews² ³, Juraj Darmo¹ ², Karl Unterrainer ¹ ²
1. Photonics Institute, TU Wien (Austria), 2. Center for Micro- and Nanostructures, TU Wien (Austria), 3. Institute of Solid State Electronics, TU Wien (Austria)
12:15- Direct Measurement of Current-Dependent Optical Losses in Interband Cascade Lasers
Mikolaj Piotrowski, Andreas Windischhofer, Johannes Fuchsberger, Elena Arigliani, Mauro David, Kristina Herzanova, Josephine Nauschütz, Robert Weih, Rolf Szedlak, Gottfried Strasser, Benedikt Schwarz
TU Wien (Austria)

12:30-14:00 — Lunch

14:00-16:30 — Session INTEGRATION
Chair: Monica De Seta
14:00 – Bias-modulated third harmonic generation from highly doped InGaAs semiconductor through field effect
Raffaella Polito¹, Andrea Rossetti² , Tommaso Venanzi³, Huatian Hu⁴, Andrea Notargiacomo¹, Antonio Valletta⁵, Francesco Mattioli¹, Adel Bousseksou⁶, Grégoire Beaudoin⁶, Isabelle Sagnes⁶, Raffaele Colombelli⁶, Markus Ludwig², Daniele Brida², Cristian Ciraci⁴, Valeria Giliberti³, Marialilia Pea¹, Michele Ortolani¹ ³ ⁷
1. Istituto di Fotonica e Nanotecnologie (Italy), 2. Department of Physics and Materials Science, University of Luxembourg, 3. Center for Life Nano- and Neuro-Science, IIT (Italy), 4. Center for Biomolecular Nanotechnologies, IIT (Italy), 5. Istituto per la microelettronica e microsistemi (Italy), 6. C2N, University Paris-Saclay (France), 7. Dipartimento di Fisica, Sapienza Università di Roma (Italy)
14:15 – High quality factors (Q>5E5) mid-infrared resonators III-V semi-conductors photonic integrated platform
Luca Lucia, Gia Long Ngo, Mathilde Urbain, Isabelle Sagnes, Grégoire Beaudoin, Mathieu Jeannin, Jean-Michel Manceau, Raffaele Colombelli, Adel Bousseksou
C2N, University Paris-Saclay (France)
14:30 – High speed mid-infrared integrated modulator based on SiGe photonic circuits
Javier Huertas Pedroche¹, Victor Turpaud¹, Luca Lucia¹, Adel Bousseksou¹, Hamza Dely¹, Gia Long Ngo¹, Stefano Calcaterra², Davide Impelluso², Afonso De Cerdeira Oliveira², Victor Merupo³, Emilien Peytavit³, Jean-Francois Lampin³, Stefano Barbieri³, Jacopo Frigerio², Raffaele Colombelli¹, Giovanni Isella², Delphine Marris-Morini¹
1. C2N, University Paris-Saclay (France), 2. INFM-Dipartimento di Fisica-Politecnico di Milano (Italy), 3. IEMN, University of Lille (France)
14:45 – Integrated Photonic Transceivers for Free Space Optical Communications in NIR and MIR Spectral Ranges
Stanislaw Stopinski¹ ² ³, Aleksandra Pasnikowska¹, Krzysztof Anders¹ ² ³, Lukasz Kustosz¹, Mariusz Rojewski¹, Anna Jusza¹ ³, Agnieszka Siemion¹, Rafal Ciechanski²
1. Warsaw University of Technology (Poland), 2. VIGO Photonics (Poland), 3. LightHouse SP (Poland)

15:00-15h30 — Break

15:30 – Mid-IR photonic integrated circuits for sensing and free-space communication: state-of-the-art and perspectives
Ryszard Piramidowicz¹ ² ³, Stanisław Stopiński¹ ² ³, Krzysztof Anders¹ ² ³, Anna Jusza¹ ³,Marcin Lelit¹ ⁴, Andrzej Połatyński¹ ⁵, Piotr Wiśniewski⁴, Mateusz Słowikowski⁴, Marcin Juchniewicz⁴, Jacek Olszewski², Rafał Ciechański², Krzysztof Machałowski², Jarosław Jureńczyk², Kamil Pierściński⁶, Dorota Pierścińska⁶
1. Warsaw University of Technology (Poland), 2. VIGO Photonics S.A. (Poland), 3. LightHouse SP (Poland), 4. Warsaw University of Technology (Poland), 5. VPIphotonics GmbH (Germany), 6. Łukasiewicz Research Network – Institute of Microelectronics and Photonics (Poland)
15:45 – Optical waveguides for mid-IR sensing: redefining design paradigms
Jacek Olszewski¹ ², Adrian Ślipek¹ ³, Andrzej Połatyński³ ⁴, Krzysztof Anders¹ ³, Stanisław Stopiński¹ ³, Ryszard Piramidowicz¹ ³
1. VIGO Photonics S.A. (Poland), 2. Wrocław University of Science and Technology, Department of Optics and Photonics (Poland), 3. Warsaw University of Technology, Institute of Microelectronics and Optoelectronics (Poland), 4. VPIphotonics GmbH (Germany)
16:00 – Mid-infrared pulse compression on SiGe photonic integrated circuit
Annabelle Bricout¹, Philipp Täschler², Mathieu Bertrand², Barbara Schneider², Victor Turpaud¹, Stefano Calcaterra³, Davide Impelluso³, Afonso De Cerdeira Oliveira³, Jacopo Frigerio³, Jean-René Coudevylle¹, Samson Edmond¹, Carlos Ramos¹, Laurent Vivien¹, Giovanni Isella³, Jerome Faist², Delphine Marris-Morini¹
1. C2N, University Paris-Saclay (France), 2. ETH Zurich (Switzerland), 3. Politecn Milan, LNESS Dipartimento Fisica (Italy)
16:15 – One Million Q-Factor SiGe-on-Si Ring Resonator in the Mid-IR
Rémi Armand¹ ², Marko Perestjuk¹ ³, Miguel Gerardo Sandoval Campos¹, Lamine Ferhat¹, Ujjal Chettri¹, Jean-Michel Hartmann², Vincent Mathieu², Guanghui Ren³, Andreas Boes⁴, Arnan Mitchell³, Nicolas Bresson², Vincent Reboud², Christelle Monat¹, and Christian Grillet¹
1. Institut des Nanotechnologies de Lyon, INL (France), 2. CEA-Leti, Université Grenoble Alpes (France), 3. School of Engineering, RMIT University (Australia), 4. Institute for Photonics and Advanced Sensing, The University of Adelaide (Australia)

◊ Friday 5 September

09:00-12:00 — Session SOURCES -2
Part 1 – Chair: Giacomo Scalari
09:00 – INVITED – Chalcogenide-based micro-sensor for pollutants monitoring
Virginie Nazabal
Institut des Sciences Chimiques de Rennes
09:30 – Frequency and intensity noise characterization of an external-cavity quantum cascade laser
Irene La Penna¹, Tecla Gabbrielli¹ ², Cristina Rimoldi¹ ², Davide Mazzotti¹ ³ ⁴, Luigi Consolino¹ ², Simone Borri¹ ⁴, Paolo De Natale⁴ ³,  Francesco Cappelli¹ ²
1. European Laboratory for Non-Linear Spectroscopy (Italy), 2. Instituto Nazionale di Ottica (Italy), 3. ppqSense (Italy), 4. CNR-INO (Italy)
09:45– Mid-infrared soliton mode-locked Er3+: ZBLAN fiber laser using graphene saturable absorbers
Saad Hatim¹, Tristan Guezennec¹, Kirill Eremeev¹, Marie Guionie¹, Said Idlahcen¹, Pierre-Henry Hanzard¹, Thomas Godin¹, Thibaud Berthelot², Solenn Cozic², Samuel Poulain², Ammar Hideur¹
1. CORIA, University Rouen Normandie (France) 2. Le Verre Fluoré, Bruz (France)
10:00 – Generation and Modulation of Fully Circular Polarized THz Radiation from Two-Color Gas Plasma
Anna Martinez¹, Angela Vella², Domenico Paparo³, Luc Bergé⁴, Jonathan Houard²
1. University of Naples Federico II (Italy), 2. INSA Rouen Normandie (France), 3. ISASI (Italy), 4. CELIA (France)
10:15 – Experimental assisted extraction of thin AlAs barriers’ effective thickness and composition in THz QCLs
Asaf Albo
Ariel University

10:30-11h00 — Break

Part 2 – Chair: Alessandro Tredicucci
11:00 – InGaAs/AlInAs two-well THz QCL lasing up to 188K with reduced electrical dissipation
Sebastian Gloor, David Stark, Mattias Beck, Jerome Faist, Giacomo Scalari
ETH Zurich (Switzerland)
11:15 – Highly stable intense terahertz source at 100 kHz repetition rate
Leo Guiramand¹, Alexandre Fahy¹, Anna Martinez², Said Idlahcen¹, Jonathan Houard³, Thomas Godin¹, Xavier Ropagnol⁴, François Blanchard⁴, Angela Vella³, Ammar Hideur¹
1. INSA Rouen Normandie (France), 2. University of Naples Federico II (Italy), 3. Institut de Recherche sur les Matériaux Avancés (France), 4. Ecole de Technologie Supérieure, Montréal (Canada)
11:30 – Watt-level polarization maintaining Er3+: ZBLAN fiber laser at 3.5 µm wavelength
Hatim Saad¹, Kirill Eremeev¹, Tristan Guezennec¹, Saïd Idlahcen¹, Marie Guionie¹, Pierre-Henry Hanzard¹, Thomas Godin¹, Thibaud Berthelot², Solenn Cozic², Samuel Poulain², Ammar Hideur¹
1. CORIA, University Rouen Normandie (France),  2. Le Verre Fluoré, Bruz (France)
11:45 – The electrostatic origin of the breakdown of the Integer Quantum Hall Effect in Split-Ring Cavities
Marcello Andolina¹, Zeno Bacciconi², Alberto Nardin³, Peter Rabl⁴ ⁵ ⁶, Daniele De Bernardis⁷
1. College de France, PSL Research University (France), 2. International School for Advances Studies, Trieste (Italy), 3. LPTMS University Paris-Saclay (France), 4. Walther-Meissner-Institut, Garching (Germany), 5. Technische Universitat Munchen (Germany), 6. Munich Center for Quantum Science and Technology (Germany), 7. National Institute of Optics, CNR–INO, (Italy)

12:00-12:30 — AWARD Ceremony and CLOSING Remarks

12:30-14:00 — Lunch