Short CV

Since 2018 – Research Scientist, CNRS

2015–2018 – Postdoc, Cavendish Laboratory, University of Cambridge (UK)
Member of Zoran Hadzibabic’s group
Marie Skłodowska-Curie Fellow and Junior Research Fellow, Churchill College

2012–2015 – Ph.D., Institut d’Optique, Palaiseau, France
An atomic Hong–Ou–Mandel experiment
Recipient of the Prix Daniel Guinier (2015)

Research

Main topics: quantum gases & many-body physics

Ongoing projects:
– Ultracold dysprosium gases
– Mixtures in mixed dimensions

Coordinator:
– Mix2Dim project (ANR-JCJC), 2021–2025
– H3B project (Mi-lourd QuanTiP, Région Île-de-France), 2024–2027

Participant:
– FewBoDyK project (ANR PRC) 2025-2028

Teaching

– M2 ICFP – ENS: Ultracold Atoms (2023–present)
– M1 – Sorbonne Université: Quantum Physics (2022)
– M2 Quantum Engineering – PSL: Case Studies (2023–present)

Publications

1.
M. Lecomte, A. Journeaux, J. Veschambre, J. Dalibard, and R. Lopes, Production and Stabilization of a Spin Mixture of Ultracold Dipolar Bose Gases, Phys. Rev. Lett. 134, 013402 (2025).
1.
A. Journeaux, J. Veschambre, M. Lecomte, E. Uzan, J. Dalibard, F. Werner, D. S. Petrov, and R. Lopes, Two-Body Contact Dynamics in a Bose Gas near a Fano-Feshbach Resonance.
1.
J.-B. Bouhiron, A. Fabre, Q. Liu, Q. Redon, N. Mittal, T. Satoor, R. Lopes, and S. Nascimbene, Realization of an atomic quantum Hall system in four dimensions, arXiv:2210.06322, Science 384, 223 (2024).
1.
M. Lecomte, A. Journeaux, L. Renaud, J. Dalibard, and R. Lopes, Loss features in ultracold $^{162}\mathrm{Dy}$ gases: Two- versus three-body processes, Phys. Rev. A 109, 023319 (2024).
1.
R. Vatré, R. Lopes, J. Beugnon, and F. Gerbier, Resonant light scattering by a slab of ultracold atoms, ArXiv:2409.04148.
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).
1.
M. Ayouz, R. Lopes, M. Raoult, O. Dulieu, and V. Kokoouline, Formation of $\mathrm{H}{}_{3}{}^{\ensuremath{-}}$ by radiative association of ${\mathrm{H}}_{2}$ and ${\mathrm{H}}^{\ensuremath{-}}$ in the interstellar medium, Phys. Rev. A 83, 052712 (2011).