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Lemarié Gabriel
Researcher (Chargé de Recherche) - CNRS
Visiting Res. Assoc. Prof, CQT, NUS, Singapore
Contact : Gabriel.LemarieATirsamc.ups-tlse.fr
Address : Laboratoire de Physique Theorique, CNRS, Universite Paul Sabatier, Toulouse, France
[rouge]Now at Majulab, CNRS-UCA-SU-NUS-NTU International Joint Research Unit, Singapore
and
Centre for Quantum Technologies, National University of Singapore, Singapore[/rouge]
RESEARCH ACTIVITIES : quantum disordered or chaotic systems
Transport/localization of atomic matter waves
Ergodicity breaking in quantum disordered systems
Chaos-assisted tunneling
Effects of interactions in disordered quantum systems
PUBLICATIONS
See the full list.
You can also have a look at Google Scholar.
RECENT FUNDING
AcRF TIER 1 Project (Singapore) Ergo Floq ’’Quantum non-ergodicity in Floquet systems’’ (2021-2024)
Labex NanoX Lotacos ’’LOng-range quanTum TrAnsport in ChaOS’’ (2020- 2023)
ANR GLADYS (PI) "on the glassy nature of quantum disordered systems" (2020-2023)
Labex NEXT METHEOR (PI) "Dynamical mean-field theory with disorder" (2019 - 2022)
ANR Manylok ’’MANY body LOcalisation with the Kicked rotor’’ (2018-2022)
ANR COCOA ’’Control of Complex Cold Atom Systems’’ (2017-2021)
PhD STUDENTS and POSTDOCS
Mu Sen (Postdoc 2021-2023)
Maxime Martinez (PhD 2018-2021)
Ankita Chakrabarti (Postdoc 2020-2022)
Nicolas Macé (Postdoc 2019-2020)
Prosenjit Haldar (Postdoc 2018-2019), now postdoc at LPTMS, Orsay, France
Elmer Doggen (Postdoc 2016-2017), now postdoc at KIT, Karlsruhe, Germany
Rémy Dubertrand (2012-2014), now tenure-track at Northumbria Univ., Newcastle, UK
Prospective students (master & PhD projects) : please contact me
RECENT HIGHLIGHTS
ERGODICITY BREAKING IN QUANTUM DISORDERED SYSTEMS
Glassy Properties of Anderson Localization : Pinning, Avalanches, and Chaos
G. Lemarié
Phys. Rev. Lett. 122, 030401, 2019
See also the associated CNRS news
Two critical localization lengths in the Anderson transition on random graphs
I. García-Mata, J. Martin, R. Dubertrand, O. Giraud, B. Georgeot and G. Lemarié
Phys. Rev. Research 2, 012020(R), 2020
Scaling theory of the Anderson transition in random graphs : ergodicity and universality
I. García-Mata, O. Giraud, B. Georgeot, J. Martin, R. Dubertrand, and G. Lemarié
Phys. Rev. Lett. 118, 166801 (2017)
CHAOS-ASSISTED TUNNELING
Chaos-assisted tunneling resonances in a synthetic Floquet superlattice
M. Arnal, G. Chatelain, M. Martinez, N. Dupont, O. Giraud, D. Ullmo, B. Georgeot, G. Lemarié, J. Billy and D. Guéry-Odelin
Science Advances Vol. 6, eabc4886 (2020)
See also the associated CNRS news
Chaos-assisted long-range hopping for quantum simulation
M. Martinez, O. Giraud, D. Ullmo, J. Billy, D. Guéry-Odelin, B. Georgeot and G. Lemarié
arXiv:2011.02557
Chaos-assisted tunneling in the presence of Anderson localization
E.V.H. Doggen, B. Georgeot, G. Lemarié
Phys. Rev. E 96, 040201(R) (2017)
EFFECTS OF INTERACTIONS IN DISORDERED QUANTUM SYSTEMS
Weak Versus Strong Disorder Superfluid-Bose Glass Transition in One Dimension
E.V.H. Doggen, G. Lemarié, S. Capponi, N. Laflorencie
Phys. Rev. B 96, 180202(R) (2017)
Kane-Fisher weak link physics in the clean
scratched-XY model
G. Lemarié, I. Maccari and C. Castellani
Phys. Rev. B 99 , 054519 (2019)
Slides of the invited talk at SuperTop2019 :
Chain breaking and Kosterlitz-Thouless scaling at
the many-body localization transition in the random field Heisenberg spin chain
N. Laflorencie, G. Lemarié and N. Macé
Phys. Rev. Research 2 , 042033(R) (2020)
TRANSPORT/LOCALIZATION OF ATOMIC MATTER WAVES
Controlling symmetry and localization properties with an
artificial gauge field in a disordered Floquet system
C. Hainaut, I. Manai, J.-F. Clément, J.-C. Garreau, P. Szriftgiser, G. Lemarié, N. Cherroret,
D. Delande and R. Chicireanu
Nature Communications volume 9, Article number : 1382 (2018)
Return to the Origin as a Probe of Atomic
Phase Coherence
C. Hainaut, I. Manai, R. Chicireanu, J.-F. Clément, S. Zemmouri, J.-C. Garreau, P. Szriftgiser, G. Lemarié, N. Cherroret and D. Delande
Phys. Rev. Lett. 118 , 184101 (2017)
COLLABORATIONS
Cold atom group of J.C. Garreau and P. Szriftgiser at PhLAM Laboratory in Lille.
Cold atom group of D. Guéry-Odelin and J. Billy at LCAR in Toulouse.
D. Delande (LKB, Paris), C. Castellani (La Sapienza, Rome), I. Garcia
Mata (Mar del Plata, Argentina), B. Georgeot (LPT, Toulouse), O. Giraud (LPTMS, Orsay), N. Laflorencie (LPT, Toulouse), J. Martin (University of Liège).