www.iip.ufrn.br

Brazilian-German Wilhelm and Else Heraeus (WEH) Seminar on Superconductivity and Superfluidity: From Condensed Matter to Ultracold Quantum Gases

Workshop | Monday, October 14, 2024 - Friday, October 18, 2024

Directors: Carlos Sa de Melo, Axel Pelster, Rodrigo Pereira
Date Time Speakers Name Talk Title

Sunday

October 13, 2024

03:00 pm - 07:00 pm

Arrival at Hotel

07:30 pm - 09:00 pm

Dinner

Monday

October 14, 2024

08:45 am - 09:00 am

Alvaro Ferraz

International Institute of Physics - UFRN (Brazil)

Opening and Welcome

09:00 am - 09:15 am

Stefan Jorda

WEH foundation (Germany)

Opening and Welcome

09:00 am - 09:15 am

Session 1: Morning – Superconductors: Unconventional

09:15 am - 10:00 am

Laura Greene
Invited Talk

National High Magnetic Field Laboratory and Florida State University (United States of America)

Unconventional Superconductivity overview and Planar Tunneling into Kondo Lattices

10:00 am - 10:45 am

Ilya Eremin
Invited Talk

University of Bochum (Germany)

Magnetic fluctuations, superconducting instability, and layer selectivity in bilayer nickelates under high pressure

10:45 am - 11:15 am

Coffee Break

11:00 am - 11:15 am

Session 2: Morning – Superconductors: Two dimensional systems

11:15 am - 12:00 pm

Yoshihiro Iwasa
Invited Talk

RIKEN (Japan)

Density controlled BCS-BEC crossover in a 2D superconductor

12:00 pm - 12:45 pm

Hermann Freire
Invited Talk

Federal University of Goias (Brazil)

Non-Fermi liquid, superconductivity and pair density wave in a doped Mott insulator: Lessons from a 2D exactly solvable model

12:45 pm - 02:15 pm

Lunch

02:00 pm - 02:15 pm

Session 3: Afternoon – Superfluids: Condensates of Light

02:15 pm - 03:00 pm

Johann Kroha
Invited Talk

University of Bonn (Germany)

Coherence and dephasing in driven-dissipative condensates of light

03:15 pm - 03:30 pm

Session 4: Afternoon – Poster Flash Presentations

03:30 pm - 04:15 pm

Plenary Poster Flash Presentations I

04:15 pm - 04:45 pm

Coffee Break

04:45 pm - 05:30 pm

Plenary Poster Flash Presentations II

07:30 pm - 09:00 pm

Dinner

Tuesday

October 15, 2024

08:45 am - 09:00 am

Session 5: Morning – Superfluids: Turbulence

09:00 am - 09:45 am

Amilson Rogelso Fritsch
Invited Talk

University of Sao Paulo (Brazil)

Relaxation of an out-of-equilibrium closed quantum system: Experimental observations of decay of turbulence and the stages to reach equilibrium

09:45 am - 10:30 am

Ednilson Santos
Invited Talk

Federal University of Sao Carlos (Brazil)

Hydrodynamic Energy Spectrum from Wave Turbulence

10:30 am - 11:00 am

Coffee Break

10:55 am - 11:00 am

Session 6: Morning – Superconductors and Superfluids: Fermi surfaces and topology

11:00 am - 11:45 am

Joachim Brand
Invited Talk

Massey University (New Zealand)

Odd-frequency superfluidity from a particle-number-conserving perspective

11:45 am - 12:30 pm

Vivian V. França
Invited Talk

UNESP - Sao Paulo State University (Brazil)

Topological phases in one-dimensional superfluid Hubbard chains probed by entanglement measures

12:30 pm - 02:00 pm

Lunch

01:55 pm - 02:00 pm

Session 7: Afternoon – Superfluids: Bosons and Fermions

02:00 pm - 02:45 pm

Arnaldo Gammal
Invited Talk

USP - University of Sao Paulo (Brazil)

Stability of Bose-condensed mixtures in a shell trap and Faraday waves induced by a Rabi coupling

02:45 pm - 03:15 pm

Marcia Frometa Fernandez
Contributed Talk

LENZ, University of Florence (Italy)

Shapiro steps in a 6Li Fermi superfluid Josephson junction

03:15 pm - 03:45 pm

Coffee Break

03:40 pm - 03:45 pm

Section 8: Afternoon – Posters

03:45 pm - 05:15 pm

Poster Session I

07:30 pm - 09:00 pm

Dinner

Wednesday

October 16, 2024

08:55 am - 09:00 am

Session 9: Morning – Superconductors: Iron Selenide and Twisted Bilayers

09:00 am - 09:45 am

Yuji Matsuda
Invited Talk

Kyoto University (Japan)

Exploring the BCS-BEC Crossover Regime in FeSe-based superconductors

09:45 am - 10:30 am

Rafael Fernandes
Invited Talk

University of Illinois Urbana-Champaign (United States of America)

A critical nematic phase with pseudogap-like behavior in twisted bilayers

10:30 am - 11:00 am

Coffee Break

10:55 am - 11:00 am

Session 10: Morning – Superfluids: Vortex Dynamics and Hubbard Model

11:00 am - 11:45 am

Kali E. Wilson
Invited Talk

University of Strathclyde (United Kingdom)

Vortex Dynamics in Binary Superfluids

11:45 am - 12:30 pm

Thereza Paiva
Invited Talk

Federal University of Rio de Janeiro (Brazil)

Attractive Hubbard model: recent advances

12:30 pm - 02:00 pm

Lunch

01:30 pm - 06:00 pm

Excursion

07:00 pm - 10:00 pm

Conference Dinner

Thursday

October 17, 2024

08:55 am - 09:00 am

Session 11: Morning – Superconductors: New Materials and Quantum Phases

09:00 am - 09:45 am

Rossitza Pentcheva
Invited Talk

University of Duisburg-Essen (Germany)

Interface- and defect-induced quantum phases in nickelate thin films and superlattices

09:45 am - 10:30 am

Stevan Nadj-Perge
Invited Talk

Caltech (United States of America)

Imaging strongly correlated and superconducting phases in twisted trilayer graphene

10:30 am - 11:00 am

Coffee Break

10:55 am - 11:00 am

Session 12: Morning – Superconductors: Chains

11:00 am - 11:45 am

Flavia Ramos
Invited Talk

RPTU Kaiserslautern-Landau (Germany)

Nonlinear effects on charge fractionalization in critical chains

11:45 am - 12:30 pm

Mucio Continentino
Invited Talk

Brazilian Center for Research in Physics (Brazil)

Interplay between topology and interactions in superconducting chains

12:30 pm - 02:00 pm

Lunch

01:55 pm - 02:00 pm

Session 13: Afternoon – Superfluids: Phase Transitions

02:00 pm - 02:45 pm

Gabriele Ferrari
Invited Talk

University of Trento (Italy)

False vacuum decay via bubble formation in ferromagnetic superfluids

02:45 pm - 03:15 pm

Krissia Zawadzki
Contributed Talk

University of Sao Paulo (Brazil)

Optimal work storage across the fermionic superfluid-insulator transition

03:15 pm - 03:45 pm

Coffee Break

03:40 pm - 03:45 pm

Session 14: Afternoon – Posters

03:45 pm - 05:15 pm

Poster Session II

07:30 pm - 09:00 pm

Dinner

Friday

October 18, 2024

08:55 am - 09:00 am

Session 15: Morning – Superconductors: Cuprates

09:00 am - 09:45 am

Neil Harrison
Invited Talk

Los Alamos National Lab (United States of America)

Small Pockets and the Origin of the Low Superfluid Density in the Underdoped Cuprates

09:45 am - 10:30 am

Eduardo Marino
Invited Talk

Federal University of Rio de Janeiro (Brazil)

A Successful Theory for High-Tc Superconductivity in Cuprates

10:30 am - 11:00 am

Coffee Break

10:55 am - 11:00 am

Session 12: Morning – Superfluids: Fermions

11:00 am - 11:45 am

Artur Widera
Invited Talk

RPTU Kaiserslautern-Landau (Germany)

Superfluids along the BEC-BCS crossover in time-controlled disorder

11:45 am - 12:30 pm

Jacques Tempere
Invited Talk

University of Antwerp (Belgium)

Collective excitations and vortices in Fermi superfluids

12:30 pm - 02:00 pm

Lunch

01:55 pm - 02:00 pm

Session 14: Afternoon – Superfluids: Supersolids

02:00 pm - 02:45 pm

Ralf Klemt
Invited Talk

University of Stuttgart (Germany)

Sound and amplitude modes in trapped dipolar supersolids

02:45 pm - 03:15 pm

Tobias Grass
Contributed Talk

Donostia International Physics Center (Spain)

Lattice bosons with non-local interactions: From Bose metals to supersolids and string-ordered phases of matter

03:15 pm - 03:45 pm

Coffee Break

03:45 pm - 04:15 pm

Concluding Remarks – Poster Prizes

07:30 pm - 09:00 pm

Dinner