Raphael Lopes (CNRS Researcher)

Short CV
Since 2018: Research scientist at CNRS
2015-2018: Postdoc at the Cavendish Laboratory, Cambridge UK in Zoran Hadzibabic’s group
2012-2015: Ph.D. at Institut d’Optique, Palaiseau, France:  An atomic Hong-Ou-Mandel experiment (see also Prix Daniel Guinier 2015 )

Research

Main topic: quantum gases & many-body physics

Ongoing projects :
 Ultracold Dysprosium gases
 Mixture in mixed dimensions

Coordinator of the Mix2Dim project (funding ANR-JCJC) 2021 – 2025

Publications

1.
M. Lecomte, A. Journeaux, L. Renaud, J. Dalibard, and R. Lopes, Loss features in ultracold 162Dy gases: two- versus three-body processes, ArXiv:2310.11418 (2023).
1.
Q. Redon, Q. Liu, J.-B. Bouhiron, N. Mittal, A. Fabre, R. Lopes, and S. Nascimbene, Realizing the entanglement Hamiltonian of a topological quantum Hall system, ArXiv:2307.06251 (2023).
1.
A. Fabre, J.-B. Bouhiron, T. Satoor, R. Lopes, and S. Nascimbene, Laughlin's Topological Charge Pump in an Atomic Hall Cylinder, Phys. Rev. Lett. 128, 173202 (2022).
1.
A. Fabre, J.-B. Bouhiron, T. Satoor, R. Lopes, and S. Nascimbene, Simulating two-dimensional dynamics within a large-size atomic spin, Phys. Rev. A 105, 013301 (2022).
1.
T. Satoor, A. Fabre, J.-B. Bouhiron, A. Evrard, R. Lopes, and S. Nascimbene, Partitioning dysprosium's electronic spin to reveal entanglement in nonclassical states, Phys. Rev. Research 3, 043001 (2021).
1.
R. Lopes, Radio-frequency evaporation in an optical dipole trap, Phys. Rev. A 104, 033313 (2021).
1.
P. Christodoulou, M. Gałka, N. Dogra, R. Lopes, J. Schmitt, and Z. Hadzibabic, Observation of first and second sound in a BKT superfluid, Nature 594, 191 (2021).
1.
J. Zhang, C. Eigen, W. Zheng, J. A. P. Glidden, T. A. Hilker, S. J. Garratt, R. Lopes, N. R. Cooper, Z. Hadzibabic, and N. Navon, Many-Body Decay of the Gapped Lowest Excitation of a Bose-Einstein Condensate, Phys. Rev. Lett. 126, 060402 (2021).
1.
T. Chalopin, T. Satoor, A. Evrard, V. Makhalov, J. Dalibard, R. Lopes, and S. Nascimbene, Probing chiral edge dynamics and bulk topology of a synthetic Hall system, Nat. Phys. 16, 1017 (2020).
1.
N. Navon, C. Eigen, J. Zhang, R. Lopes, A. L. Gaunt, K. Fujimoto, M. Tsubota, R. P. Smith, and Z. Hadzibabic, Synthetic dissipation and cascade fluxes in a turbulent quantum gas, Science 366, 382 (2019).
1.
V. Makhalov, T. Satoor, A. Evrard, T. Chalopin, R. Lopes, and S. Nascimbene, Probing Quantum Criticality and Symmetry Breaking at the Microscopic Level, Phys. Rev. Lett. 123, 120601 (2019).
1.
A. Evrard, V. Makhalov, T. Chalopin, L. A. Sidorenkov, J. Dalibard, R. Lopes, and S. Nascimbene, Enhanced Magnetic Sensitivity with Non-Gaussian Quantum Fluctuations, Phys. Rev. Lett. 122, 173601 (2019).
1.
S. J. Garratt, C. Eigen, J. Zhang, P. Turzák, R. Lopes, R. P. Smith, Z. Hadzibabic, and N. Navon, From single-particle excitations to sound waves in a box-trapped atomic Bose-Einstein condensate, Phys. Rev. A 99, 021601 (2019).
1.
C. Eigen, J. A. P. Glidden, R. Lopes, E. A. Cornell, R. P. Smith, and Z. Hadzibabic, Universal prethermal dynamics of Bose gases quenched to unitarity, Nature 563, 221 (2018).
1.
T. Chalopin, V. Makhalov, C. Bouazza, A. Evrard, A. Barker, M. Lepers, J.-F. Wyart, O. Dulieu, J. Dalibard, R. Lopes, and S. Nascimbene, Anisotropic light shift and magic polarization of the intercombination line of dysprosium atoms in a far-detuned dipole trap, Phys. Rev. A 98, 040502 (2018).
1.
R. J. Fletcher, J. Man, R. Lopes, P. Christodoulou, J. Schmitt, M. Sohmen, N. Navon, R. P. Smith, and Z. Hadzibabic, Elliptic flow in a strongly interacting normal Bose gas, Phys. Rev. A 98, 011601 (2018).
1.
C. Eigen, J. A. P. Glidden, R. Lopes, N. Navon, Z. Hadzibabic, and R. P. Smith, Universal Scaling Laws in the Dynamics of a Homogeneous Unitary Bose Gas, Phys. Rev. Lett. 119, 250404 (2017).
1.
R. Lopes, C. Eigen, N. Navon, D. Clément, R. P. Smith, and Z. Hadzibabic, Quantum Depletion of a Homogeneous Bose-Einstein Condensate, Phys. Rev. Lett. 119, 190404 (2017).
1.
P. Dussarrat, M. Perrier, A. Imanaliev, R. Lopes, A. Aspect, M. Cheneau, D. Boiron, and C. I. Westbrook, Two-Particle Four-Mode Interferometer for Atoms, Phys. Rev. Lett. 119, 173202 (2017).
1.
R. Lopes, C. Eigen, A. Barker, K. G. H. Viebahn, M. Robert-de-Saint-Vincent, N. Navon, Z. Hadzibabic, and R. P. Smith, Quasiparticle Energy in a Strongly Interacting Homogeneous Bose-Einstein Condensate, Phys. Rev. Lett. 118, 210401 (2017).
1.
R. J. Fletcher, R. Lopes, J. Man, N. Navon, R. P. Smith, M. W. Zwierlein, and Z. Hadzibabic, Two- and three-body contacts in the unitary Bose gas, Science 355, 377 (2017).
1.
R. Lopes, A. Imanaliev, A. Aspect, M. Cheneau, D. Boiron, and C. I. Westbrook, Atomic Hong–Ou–Mandel experiment, Nature 520, 66 (2015).
1.
R. Lopes, A. Imanaliev, M. Bonneau, J. Ruaudel, M. Cheneau, D. Boiron, and C. I. Westbrook, Second-order coherence of superradiance from a Bose-Einstein condensate, Phys. Rev. A 90, 013615 (2014).
1.
M. Bonneau, J. Ruaudel, R. Lopes, J.-C. Jaskula, A. Aspect, D. Boiron, and C. I. Westbrook, Tunable source of correlated atom beams, Phys. Rev. A 87, 061603 (2013).
1.
J.-C. Jaskula, G. B. Partridge, M. Bonneau, R. Lopes, J. Ruaudel, D. Boiron, and C. I. Westbrook, Acoustic Analog to the Dynamical Casimir Effect in a Bose-Einstein Condensate, Phys. Rev. Lett. 109, 220401 (2012).
1.
K. V. Kheruntsyan, J.-C. Jaskula, P. Deuar, M. Bonneau, G. B. Partridge, J. Ruaudel, R. Lopes, D. Boiron, and C. I. Westbrook, Violation of the Cauchy-Schwarz Inequality with Matter Waves, Phys. Rev. Lett. 108, 260401 (2012).

Teaching activities

  • Ultracold atoms (2023)
  1. TD1- Sagnac
  2. TD2 – Laser cooling
  3. TD3 – Sisyphus
  4. TD4 – Expansion
  5. TD5 – Phase coherence
  6. TD6 – Quantum depletion
  7. TD7 – Vortices
  8. TD8 – Breathing mode Fermi Gas
  9. TD9 – Bloch Oscillations