Partenaires

CNRS
UPS



Rechercher

Sur ce site

Sur le Web du CNRS


Accueil du site > Annuaire > Lemarié Gabriel

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

Now at Majulab, CNRS-UCA-SU-NUS-NTU International Joint Research Unit, Singapore
and
Centre for Quantum Technologies, National University of Singapore, Singapore

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 :

PDF - 10.4 Mo

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).