News

"I read the news today, oh boy"

A Day in the Life, The Beatles

15/10/19: Seeing localization in heating

1/10/19: 2D topological physics from shaking a 1D wire

 

• Quantized Hall conductance of a single atomic wire: A proposal based on synthetic dimensions,

G. Salerno, H. M. Price, M. Lebrat, S. Häusler, T. Esslinger, L. Corman, J.-P. Brantut and N. Goldman,

Physical Review X 9, 041001 (2019) [link]

G. Salerno (ULB)

PRR_TO_NG.png

Christoph Hohmann (LMU / MCQST)

16/9/19: Cold-atom approach to lattice gauge theories

Experiments

Floquet approach to ℤ2 lattice gauge theories with ultracold atoms in optical lattices,

C. Schweizer, F. Grusdt, M. Berngruber, L. Barbiero, E. Demler, 

N. Goldman, I. Bloch and M. Aidelsburger,

Nature Physics 15, 1168 (2019) [link]

Read the News & Views in Nature Physics by Cheng Chin [link]

Theory

Coupling ultracold matter to dynamical gauge fields in optical lattices:

From flux-attachment to ℤ2 lattice gauge theories,

L. Barbiero, C. Schweizer, M. Aidelsburger, E. Demler, N. Goldman and F. Grusdt,

Science Advances 5, eaav7444 (2019) [link]

25/4/19: Detecting topological order by circular dichroism selected by PRL

PRL_suggestion_Dichroism.png

Artwork by Harald Ritsch

26/3/19: Topological photonics: The Review is now published!

 

Topological photonics,

T. Ozawa, H. M. Price, A. Amo, N. Goldman, M. Hafezi, L. Lu, M. C. Rechtsman, D. Schuster,

J. Simon, O. Zilberberg, and I. Carusotto,

Rev. Mod. Phys. 91, 015006 (2019)

18/2/19: Quantized circular dichroism in Nature Physics

 

Measuring quantized circular dichroism in ultracold topological matter,

L. AsteriaD. T. TranT. OzawaM. TarnowskiB. S. RemN. Fläschner

K. SengstockN. Goldman and C. Weitenberg,

Nature Physics 15, 449 (2019)

Based on theory works:

Probing topology by "heating": Quantized circular dichroism in ultracold atoms 

D. T. Tran, A. Dauphin, A. G. Grushin, P. Zoller and N. Goldman,

Science Advances 3, e1701207 (2017) 

Quantized Rabi Oscillations and Circular Dichroism in Quantum Hall Systems,

D. T. Tran, N. R. Cooper, and N. Goldman, 

Phys. Rev. A 97, 061602(R) (2018)

5/2/19: A polaron view on topology

 

Dropping an impurity into a Chern insulator: a polaron view on topological matter,

A. Camacho-Guardian, N. Goldman, P. Massignan and G. M. Bruun,

Phys. Rev. B 99, 081105(R) (2019)

30/1/19: Kalb-Ramond gauge fields in quantum matter

 

Tensor Berry connections and their topological invariants,

G. Palumbo and N. Goldman,

Phys. Rev. B 99, 045154 (2019) ; see also Phys. Rev. Lett. 121, 170401 (2018)

29/10/18: Solvay Workshop on Quantum Simulation 2019

 

The next Solvay Workshop on Quantum Simulation will take place in Brussels between Feb 18th-21st 2019 

All details on the Solvay Institutes webpage

Note: attendance is free of charge but registration is required (limited space) !

24/10/18: Detecting tensor monopoles... in quantum matter!

 

Revealing tensor monopoles through quantum-metric measurements,

G. Palumbo and N. Goldman,

Phys. Rev. Lett. 121, 170401 (2018)

17/10/18: State-recycling topological light in Nature Communications

 

State-recycling and time-resolved imaging in topological photonic lattices,

S. Mukherjee, H. K. Chandrasekharan, P. Ohberg, N. Goldman and R. R. Thomson,

Nature Communications, 9, 4209 (2018)

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16/8/18: Experimental observation of Aharonov-Bohm cages for light

24/8/18: Parametric instabilities in Floquet bosonic matter

Parametric instabilities of interacting bosons in periodically-driven 1D optical lattices,

J. NägerK. WinterspergerM. BukovS. LellouchE. DemlerU. SchneiderI. BlochN. Goldman and M. Aidelsburger,

arXiv:1808.07462 (2018)

Parametric instabilities in a 2D periodically-driven bosonic system: Beyond the weakly-interacting regime,

T. BoulierJ. MaslekM. BukovC. BracamontesE. MagnanS. LellouchE. DemlerN. Goldman and J. V. Porto,

arXiv:1808.07637 (2018)

see also the theoretical proposal:

S. Lellouch, M. Bukov, E. Demler, and N. Goldman

Phys. Rev. X 7, 021015 (2017)

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