172 citations · 973 across the 19 of their papers we have counts for
22 papers
Ultrafast spin-charge conversion at SnBiTe/Co topological insulator interfaces probed by terahertz emission spectroscopy
E. Rongione, S. Fragkos, L. Baringthon +15
Spin-to-charge conversion (SCC) involving topological surface states (TSS) is one of the most promising routes for highly efficient spintronic devices for terahertz (THz) emission.…
Spintronic THz emitters based on transition metals and semi-metals/Pt multilayers
J. Hawecker, E. Rongione, A. Markou +11
Spintronic terahertz (THz) emitters (STE) based on the inverse spin Hall effect in ferromagnetic/heavy metal (FM/HM) heterostructures have become important sources for THz pulse ge…
Self-Kerr effect across the yellow Rydberg series
Corentin Morin, Jérôme Tignon, Juliette Mangeney +6
We investigate the nonlinear refraction induced by Rydberg excitons in . Using a high-precision interferometry imaging technique that spatially resolves the nonline…
Dissipative phase transition with driving-controlled spatial dimension and diffusive boundary conditions
Z. Li, F. Claude, T. Boulier +4
We investigate theoretically and experimentally a first-order dissipative phase transition, with diffusive boundary conditions and the ability to tune the spatial dimension of the…
Microcavity Polaritons for Quantum simulation
Thomas Boulier, Maxime J. Jacquet, Anne Maître +8
Quantum simulations are one of the pillars of quantum technologies. These simulations provide insight in fields as varied as high energy physics, many-body physics, or cosmology to…
Polariton fluids for analogue gravity physics
M. J. Jacquet, T. Boulier, F. Claude +8
Analogue gravity enables the study of fields on curved spacetimes in the laboratory. There are numerous experimental platforms in which amplification at the event horizon or the er…
Three-dimensional trapping of individual Rydberg atoms in ponderomotive bottle beam traps
Daniel Barredo, Vincent Lienhard, Pascal Scholl +4
We demonstrate three-dimensional trapping of individual Rydberg atoms in holographic optical bottle beam traps. Starting with cold, ground-state Rb atoms held in standard op…
A low-steering piezo-driven mirror
E. Magnan, J. Maslek, C. Bracamontes +3
We present a piezo-driven translatable mirror with excellent pointing stability, capable of driving at frequencies up to tens of kilohertz. Our system uses a tripod of piezo actuat…
Coherent merging of counter-propagating exciton-polariton superfluids
Thomas Boulier, Simon Pigeon, Emiliano Cancellieri +4
We report the formation of a macroscopic coherent state emerging from colliding polariton fluids. Four lasers with random relative phases, arranged in a square, pump resonantly a p…
Dissipation induced dipole blockade and anti-blockade in driven Rydberg systems
Jeremy T. Young, Thomas Boulier, Eric Magnan +5
We study theoretically and experimentally the competing blockade and anti-blockade effects induced by spontaneously generated contaminant Rydberg atoms in driven Rydberg systems. T…
Spontaneous avalanche dephasing in large Rydberg ensembles
T. Boulier, E. Magnan, C. Bracamontes +6
Strong dipole-exchange interactions due to spontaneously produced contaminant states can trigger rapid dephasing in many-body Rydberg ensembles [E. Goldschmidt et al., PRL 116, 113…
Mathematical modelling of the electric sense of fish: the role of multi-frequency measurements and movement
Habib Ammari, Thomas Boulier, Josselin Garnier +1
Understanding active electrolocation in weakly electric fish remains a challenging issue. In this article we propose a mathematical formulation of this problem, in terms of partial…
Anomalous broadening in driven dissipative Rydberg systems
E. A. Goldschmidt, T. Boulier, R. C. Brown +5
We observe interaction-induced broadening of the two-photon 5s-18s transition in 87Rb atoms trapped in a 3D optical lattice. The measured linewidth increases by nearly two orders o…
Injection of orbital angular momentum and storage of quantized vortices in polariton superfluids
Thomas Boulier, Emiliano Cancellieri, Nicolas D. Sangouard +5
We report the experimental investigation and theoretical modeling of a rotating polariton superfluid relying on an innovative method for the injection of angular momentum. This nov…
Merging of vortices and antivortices in polariton superfluids
Emiliano Cancellieri, Thomas Boulier, Romain Hivet +6
Quantised vortices are remarkable manifestations on a macroscopic scale of the coherent nature of quantum fluids, and the study of their properties is of fundamental importance for…
Annular Vortex Chain in a Resonantly Pumped Polariton Superfluid
T. Boulier, H. Terças, D. D. Solnyshkov +4
We report the formation of a ring-shaped array of vortices after injection of angular momentum in a polariton superfluid. The angular momentum is injected by a Laguerre-G…
Interaction-Shaped Vortex-Antivortex Lattices in Polariton Fluids
Romain Hivet, Emiliano Cancellieri, Thomas Boulier +7
Topological defects such as quantized vortices are one of the most striking manifestations of the superfluid nature of Bose-Einstein condensates and typical examples of quantum mec…
Shape recognition and classification in electro-sensing
Habib Ammari, Thomas Boulier, Josselin Garnier +1
This paper aims at advancing the field of electro-sensing. It exhibits the physical mechanism underlying shape perception for weakly electric fish. These fish orient themselves at…
Tracking of a Mobile Target Using Generalized Polarization Tensors
Habib Ammari, Thomas Boulier, Josselin Garnier +2
In this paper we apply an extended Kalman filter to track both the location and the orientation of a mobile target from multistatic response measurements. We also analyze the effec…
Half-solitons in a polariton quantum fluid behave like magnetic monopoles
R. Hivet, H. Flayac, D. D. Solnyshkov +8
Monopoles are magnetic charges, point-like sources of magnetic field. Contrary to electric charges they are absent in Maxwell's equations and have never been observed as fundamenta…
Target Identification Using Dictionary Matching of Generalized Polarization Tensors
Habib Ammari, Thomas Boulier, Josselin Garnier +3
The aim of this paper is to provide a fast and efficient procedure for (real-time) target identification in imaging based on matching on a dictionary of precomputed generalized pol…
Modeling active electrolocation in weakly electric fish
Habib Ammari, Thomas Boulier, Josselin Garnier
In this paper, we provide a mathematical model for the electrolocation in weakly electric fishes. We first investigate the forward complex conductivity problem and derive the appro…