Max Hofheinz
Professeur, Faculté de génie
FGEN Département de génie électrique et de génie informatique
Présentation
Expériences académiques
- Associate Professor. (2018-). Université de Sherbrooke. Sherbrooke, Québec, Canada.
Publications
Articles
- U. Martel, R. Albert, F. Blanchet, J. Griesmar, G. Ouellet, H. Therrien, N. Nehra, N. Bourlet, A. Peugeot, M. Hofheinz. (2025). Influence of bias-voltage noise on the inelastic cooper-pair tunneling amplifier (ICTA). Applied Physics Letters. DOI
- R. Albert, J. Griesmar, F. Blanchet, U. Martel, N. Bourlet, M. Hofheinz. (2024). Microwave Photon-Number Amplification. Physical Review X. DOI
- Alexandre Paquette, Joël Griesmar, Gabriel Lavoie, Romain Albert, Florian Blanchet, Alexander Grimm, Ulrich Martel, Max Hofheinz. (2022). Absorptive filters for quantum circuits: Efficient fabrication and cryogenic power handling. Applied Physics Letters. DOI
- 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. (2021). Generating Two Continuous Entangled Microwave Beams Using a dc-Biased Josephson Junction. Physical Review X. DOI
- (2019). Bright On-Demand Source of Antibunched Microwave Photons Based on Inelastic Cooper Pair Tunneling. Physical Review X. DOI
- (2018). Polarization-insensitive fiber-coupled superconducting-nanowire single photon detector using a high-index dielectric capping layer. Optics Express. DOI
- (2018). Superconducting properties of NbTiN thin films deposited by high-temperature chemical vapor deposition. Physical Review B. DOI
- (2018). Near-quantum-limited amplification from inelastic Cooper-pair tunnelling. Nature Electronics. DOI
- (2018). Multiplying and detecting propagating microwave photons using inelastic Cooper-pair tunneling. Physical Review A. DOI
- (2017). A self-aligned nano-fabrication process for vertical NbN–MgO–NbN Josephson junctions. Superconductor Science and Technology. DOI
- 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. (2017). Emission of Nonclassical Radiation by Inelastic Cooper Pair Tunneling. Physical Review Letters. DOI
- (2017). A Chemical Vapor Deposition Route to Epitaxial Superconducting NbTiN Thin Films. Chemistry of Materials. DOI
- (2016). Superconducting properties of very high quality NbN thin films grown by high temperature chemical vapor deposition. Superconductor Science and Technology. DOI
- (2016). Foreword. Comptes Rendus Physique. DOI
- (2015). Antibunched Photons from Inelastic Cooper-Pair Tunneling. Physical Review Letters. DOI
- (2014). High-quality NbN nanofilms on a GaN/AlN heterostructure. AIP Advances. DOI
- (2011). Bright Side of the Coulomb Blockade. Physical Review Letters. DOI
- R. C. Bialczak, M. Ansmann, M. Hofheinz, M. Lenander, E. Lucero, M. Neeley, A. D. O’Connell, D. Sank, H. Wang, M. Weides, J. Wenner, T. Yamamoto, A. N. Cleland, J. M. Martinis. (2011). Fast Tunable Coupler for Superconducting Qubits. Physical Review Letters. DOI
- R. C. Bialczak, M. Ansmann, M. Hofheinz, E. Lucero, M. Neeley, A. D. O’Connell, D. Sank, H. Wang, J. Wenner, M. Steffen, A. N. Cleland, J. M. Martinis. (2010). Quantum process tomography of a universal entangling gate implemented with Josephson phase qubits. Nature Physics. DOI
- A. D. O’Connell, M. Hofheinz, M. Ansmann, Radoslaw C. Bialczak, M. Lenander, Erik Lucero, M. Neeley, D. Sank, H. Wang, M. Weides, J. Wenner, John M. Martinis, A. N. Cleland. (2010). Quantum ground state and single-phonon control of a mechanical resonator. Nature. DOI
- H. Wang, M. Hofheinz, J. Wenner, M. Ansmann, R. C. Bialczak, M. Lenander, Erik Lucero, M. Neeley, A. D. O’Connell, D. Sank, M. Weides, A. N. Cleland, John M. Martinis. (2009). Improving the coherence time of superconducting coplanar resonators. Applied Physics Letters. DOI
- H. Wang, M. Hofheinz, M. Ansmann, R. C. Bialczak, Erik Lucero, M. Neeley, A. D. O’Connell, D. Sank, M. Weides, J. Wenner, A. N. Cleland, John M. Martinis. (2009). Decoherence Dynamics of Complex Photon States in a Superconducting Circuit. Physical Review Letters. DOI
- Markus Ansmann, H. Wang, Radoslaw C. Bialczak, Max Hofheinz, Erik Lucero, M. Neeley, A. D. O'Connell, D. Sank, M. Weides, J. Wenner, A. N. Cleland, John M. Martinis. (2009). Violation of Bell's inequality in Josephson phase qubits. Nature. DOI
- Matthew Neeley, Markus Ansmann, Radoslaw C. Bialczak, Max Hofheinz, Erik Lucero, Aaron D. O'Connell, Daniel Sank, Haohua Wang, James Wenner, Andrew N. Cleland, Michael R. Geller, John M. Martinis. (2009). Emulation of a Quantum Spin with a Superconducting Phase Qudit. Science. DOI
- M. Pierre, M. Hofheinz, X. Jehl, M. Sanquer, G. Molas, M. Vinet, S. Deleonibus. (2009). Background charges and quantum effects in quantum dots transport spectroscopy. The European Physical Journal B. DOI
- Max Hofheinz, H. Wang, M. Ansmann, Radoslaw C. Bialczak, Erik Lucero, M. Neeley, A. D. O'Connell, D. Sank, J. Wenner, John M. Martinis, A. N. Cleland. (2009). Synthesizing arbitrary quantum states in a superconducting resonator. Nature. DOI
- H. Wang, M. Hofheinz, M. Ansmann, R. C. Bialczak, E. Lucero, M. Neeley, A. D. O’Connell, D. Sank, J. Wenner, A. N. Cleland, John M. Martinis. (2008). Measurement of the Decay of Fock States in a Superconducting Quantum Circuit. Physical Review Letters. DOI
- Nadav Katz, Matthew Neeley, M. Ansmann, Radoslaw C. Bialczak, M. Hofheinz, Erik Lucero, A. O’Connell, H. Wang, A. N. Cleland, John M. Martinis, Alexander N. Korotkov. (2008). Reversal of the Weak Measurement of a Quantum State in a Superconducting Phase Qubit. Physical Review Letters. DOI
- Max Hofheinz, E. M. Weig, M. Ansmann, Radoslaw C. Bialczak, Erik Lucero, M. Neeley, A. D. O’Connell, H. Wang, John M. Martinis, A. N. Cleland. (2008). Generation of Fock states in a superconducting quantum circuit. Nature. DOI
- Matthew Neeley, M. Ansmann, Radoslaw C. Bialczak, M. Hofheinz, N. Katz, Erik Lucero, A. O’Connell, H. Wang, A. N. Cleland, John M. Martinis. (2008). Process tomography of quantum memory in a Josephson-phase qubit coupled to a two-level state. Nature Physics. DOI
- Erik Lucero, M. Hofheinz, M. Ansmann, Radoslaw C. Bialczak, N. Katz, Matthew Neeley, A. D. O’Connell, H. Wang, A. N. Cleland, John M. Martinis. (2008). High-Fidelity Gates in a Single Josephson Qubit. Physical Review Letters. DOI
- Matthew Neeley, M. Ansmann, Radoslaw C. Bialczak, M. Hofheinz, N. Katz, Erik Lucero, A. O’Connell, H. Wang, A. N. Cleland, John M. Martinis. (2008). Transformed dissipation in superconducting quantum circuits. Physical Review B. DOI
- Aaron D. O’Connell, M. Ansmann, R. C. Bialczak, M. Hofheinz, N. Katz, Erik Lucero, C. McKenney, M. Neeley, H. Wang, E. M. Weig, A. N. Cleland, J. M. Martinis. (2008). Microwave dielectric loss at single photon energies and millikelvin temperatures. Applied Physics Letters. DOI
- M. Hofheinz, X. Jehl, M. Sanquer, R. Cerutti, A. Cros, P. Coronel, H. Brut, T. Skotnicki. (2008). Measurement of Capacitances in Multigate Transistors by Coulomb Blockade Spectroscopy. IEEE Transactions on Nanotechnology. DOI
- Radoslaw C. Bialczak, R. McDermott, M. Ansmann, M. Hofheinz, N. Katz, Erik Lucero, Matthew Neeley, A. D. O’Connell, H. Wang, A. N. Cleland, John M. Martinis. (2007). 1/f Flux Noise in Josephson Phase Qubits. Physical Review Letters. DOI
- M. Hofheinz, X. Jehl, M. Sanquer, G. Molas, M. Vinet, S. Deleonibus. (2007). Capacitance enhancement in Coulomb blockade tunnel barriers. Physical Review B. DOI
- M. Hofheinz, X. Jehl, M. Sanquer, O. Cueto, G. Molas, M. Vinet, S. Deleonibus. (2007). Capacitance measurements in nanometric silicon devices using Coulomb blockade. Solid-State Electronics. DOI
- M. Hofheinz, X. Jehl, M. Sanquer, G. Molas, M. Vinet, S. Deleonibus. (2006). Individual charge traps in silicon nanowires. The European Physical Journal B. DOI
- M. Hofheinz, X. Jehl, M. Sanquer, G. Molas, M. Vinet, S. Deleonibus. (2006). Simple and controlled single electron transistor based on doping modulation in silicon nanowires. Applied Physics Letters. DOI
- X. Jehl, M. Hofheinz, M. Boehm, M. Sanquer, G. Molas, M. Vinet, S. Deleonibus. (2006). Peak spacing statistics in silicon single-electron transistors: Size and gate oxide thickness dependence. Physica E: Low-dimensional Systems and Nanostructures. DOI
- M. Boehm, M. Hofheinz, X. Jehl, M. Sanquer, M. Vinet, B. Previtali, D. Fraboulet, D. Mariolle, S. Deleonibus. (2005). Size scaling of the addition spectra in silicon quantum dots. Physical Review B. DOI
Articles de conférence
- Gabriel Demontigny, Patrick Cusson, Laurent Rivard, Guillaume Beaudin, Paul G. Charette, Max Hofheinz, Denis V. Seletskiy. (2025). Electron tunneling driven by bright two-mode squeezed quantum pulses. Ultrafast Phenomena and Nanophotonics XXIX. DOI