Publications
Mémoires
- Fabrication et caractérisation de résonateurs micro-ondes supraconducteurs dans le régime à un photon
Gabriel Ouellet
MSc, Université de Sherbrooke (2025) - Mise à l’échelle d’un procédé de fabrication sur tranche de 200 mm de jonctions Josephson en Al/AlOx/Al avec la méthode Manhattan pour les qubits supraconducteurs
Francis Drouin
MSc, Université de Sherbrooke (2025) - Amplification non linéaire dans l’amplificateur basé sur l’effet tunnel inélastique de paires de Cooper
Alexandre Paquette
MSc, Université de Sherbrooke (2025) - Développement d’un amplificateur micro-ondes limité quantiquement basé sur l’effet tunnel inélastique de paires de Cooper
Ulrich Martel
MSc, Université de Sherbrooke (2022) - Multiplication of microwave photons via inelastic Cooper-pair tunneling
Romain Albert
PhD, Communauté Université Grenoble Alpes (2019) - Josephson photonics: Microwave generation & amplification in the quantum regime
Florian Blanchet
PhD, Communauté Université Grenoble Alpes (2018) - The Inelastic Cooper pair Tunneling Amplifier (ICTA)
Salha Jebari
PhD, Communauté Université Grenoble Alpes (2017) - Time resolved correlation of microwave photons produced by inelastic tunneling of Copper pairs
Romain Albert
Master, ENS Lyon (2016) - Josephson photonics: Statistics of photons emitted by inelastic Cooper pair tunneling
Alexander Grimm
PhD, Université de Grenoble (2015)
Articles
2025
- DC-powered broadband quantum-limited microwave amplifier
N. Nehra, N. Bourlet, A. H. Esmaeili, B. Monge, F. Cyrenne-Bergeron, A. Paquette, M. Arabmohammadi, A. Rogalle, Y. Lapointe, M. Hofheinz
arXiv:2512.19902v1 - Amplification and Detection of Single Itinerant Microwave Photons
L. Danner, M. Hofheinz, N. Bourlet, C. Padurariu, J. Ankerhold, B. Kubala
arXiv:2510.08030v1 - Electron tunneling driven by bright two-mode squeezed quantum pulses
G. Demontigny, P. Cusson, L. Rivard, G. Beaudin, P. G. Charette, M. Hofheinz, D. V. Seletskiy, M. Betz, A. Y. Elezzabi
Ultrafast Phenomena and Nanophotonics XXIX , 28 - Influence of bias-voltage noise on the inelastic cooper-pair tunneling amplifier (ICTA)
U. Martel, R. Albert, F. Blanchet, J. Griesmar, G. Ouellet, H. Therrien, N. Nehra, N. Bourlet, A. Peugeot, M. Hofheinz
Applied Physics Letters 126, 074001
2024
- Microwave Photon-Number Amplification
R. Albert, J. Griesmar, F. Blanchet, U. Martel, N. Bourlet, M. Hofheinz
Phys. Rev. X 14, 011011
2022
- Absorptive filters for quantum circuits: Efficient fabrication and cryogenic power handling
A. Paquette, J. Griesmar, G. Lavoie, R. Albert, F. Blanchet, A. Grimm, U. Martel, M. Hofheinz
Applied Physics Letters 121, 124001
2021
- Generating Two Continuous Entangled Microwave Beams Using a dc-Biased Josephson Junction
A. Peugeot, G. Ménard, S. Dambach, M. Westig, B. Kubala, Y. Mukharsky, C. Altimiras, P. Joyez, D. Vion, P. Roche, D. Esteve, P. Milman, J. Leppäkangas, G. Johansson, M. Hofheinz, J. Ankerhold, F. Portier
Phys. Rev. X 11, 031008
2019
- Quantum critical scaling of the conductivity tensor at the metal-insulator transition in Nb$_{1-x}$Ti$_{x}$N
D. Hazra, P. Haldar, M. S. Laad, N. Tsavdaris, A. Mukhtarova, M. Jacquemin, R. Albert, F. Blanchet, S. Jebari, A. Grimm, E. Blanquet, F. Mercier, C. Chapelier, M. Hofheinz, P. Raychaudhuri
arXiv:1906.11209v2 - Bright On-Demand Source of Antibunched Microwave Photons Based on Inelastic Cooper Pair Tunneling
A. Grimm, F. Blanchet, R. Albert, J. Leppäkangas, S. Jebari, D. Hazra, F. Gustavo, J. Thomassin, E. Dupont-Ferrier, F. Portier, M. Hofheinz
Phys. Rev. X 9, 021016
2018
- Polarization-insensitive fiber-coupled superconducting-nanowire single photon detector using a high-index dielectric capping layer
A. Mukhtarova, L. Redaelli, D. Hazra, H. Machhadani, S. Lequien, M. Hofheinz, J. Thomassin, F. Gustavo, J. Zichi, V. Zwiller, E. Monroy, J. Gérard
Opt. Express 26, 17697 - Microwave response and electrical transport studies of disordered s wave superconductor: NbN thin films
D. Hazra, S. Jebari, R. Albert, F. Blanchet, A. Grimm, C. Chapelier, M. Hofheinz
arXiv:1806.03935v1 - Superconducting properties of NbTiN thin films deposited by high-temperature chemical vapor deposition
D. Hazra, N. Tsavdaris, A. Mukhtarova, M. Jacquemin, F. Blanchet, R. Albert, S. Jebari, A. Grimm, A. Konar, E. Blanquet, F. Mercier, C. Chapelier, M. Hofheinz
Phys. Rev. B 97, 144518 - Near-quantum-limited amplification from inelastic Cooper-pair tunnelling
S. Jebari, F. Blanchet, A. Grimm, D. Hazra, R. Albert, P. Joyez, D. Vion, D. Estève, F. Portier, M. Hofheinz
Nat Electron 1, 223-227 - Multiplying and detecting propagating microwave photons using inelastic Cooper-pair tunneling
J. Leppäkangas, M. Marthaler, D. Hazra, S. Jebari, R. Albert, F. Blanchet, G. Johansson, M. Hofheinz
Phys. Rev. A 97, 013855
2017
- A self-aligned nano-fabrication process for vertical NbN–MgO–NbN Josephson junctions
A. Grimm, S. Jebari, D. Hazra, F. Blanchet, F. Gustavo, J. Thomassin, M. Hofheinz
Supercond. Sci. Technol. 30, 105002 - Emission of Nonclassical Radiation by Inelastic Cooper Pair Tunneling
M. Westig, B. Kubala, O. Parlavecchio, Y. Mukharsky, C. Altimiras, P. Joyez, D. Vion, P. Roche, D. Esteve, M. Hofheinz, M. Trif, P. Simon, J. Ankerhold, F. Portier
Phys. Rev. Lett. 119, 137001 - A Chemical Vapor Deposition Route to Epitaxial Superconducting NbTiN Thin Films
N. Tsavdaris, D. Harza, S. Coindeau, G. Renou, F. Robaut, E. Sarigiannidou, M. Jacquemin, R. Reboud, M. Hofheinz, E. Blanquet, F. Mercier
Chem. Mater. 29, 5824-5830
2016
- Superconducting properties of very high quality NbN thin films grown by high temperature chemical vapor deposition
D. Hazra, N. Tsavdaris, S. Jebari, A. Grimm, F. Blanchet, F. Mercier, E. Blanquet, C. Chapelier, M. Hofheinz
Supercond. Sci. Technol. 29, 105011 - Foreword
M. Hofheinz, B. Huard, F. Portier
Comptes Rendus. Physique 17, 679-683
2015
- Antibunched Photons from Inelastic Cooper-Pair Tunneling
J. Leppäkangas, M. Fogelström, A. Grimm, M. Hofheinz, M. Marthaler, G. Johansson
Phys. Rev. Lett. 115, 027004
2014
- High-quality NbN nanofilms on a GaN/AlN heterostructure
D. Sam-Giao, S. Pouget, C. Bougerol, E. Monroy, A. Grimm, S. Jebari, M. Hofheinz, J. Gérard, V. Zwiller
AIP Advances 4, 107123
2011
- Bright Side of the Coulomb Blockade
M. Hofheinz, F. Portier, Q. Baudouin, P. Joyez, D. Vion, P. Bertet, P. Roche, D. Esteve
Phys. Rev. Lett. 106, 217005
Brevets
- Circuit d’adaptation pour amplificateur bas bruit et amplificateur bas bruit comprenant un tel circuit
M. Hofheinz, S. Jebari
US10122329 (accordé), FR3056041 (accordé), EP3293880 (accordé)
Date de priorité: 09/09/2016