Colloquia and Seminars

Group Seminar

Weekly group meeting - every Thursday, 13h c.t. in Conference Room I, PI

Date

Speaker

Title
WS 2025/2026
 
04.12.25 Mohamed Saadi Spin Wave Theory
27.11.25 Roman Kramer
 Going Full Quantum - Liouvillian dynamics in photon BEC systems
20.11.25 Michael Turaev Fantastic DMFTs and where to find them 
13.11.25 Thomas Hauschild
 Out-of-equilibrium non-linear dynamics of Higgs- and Goldstone modes [M.Sc. Kolloquium]
06.11.25 Adrian Cron tba [B.Sc. Kolloquium] 
30.10.25 Julian Schwingel Expansion dynamics of strongly correlated lattice bosons
23.10.25 Finn Abenhardt tba [B.Sc. Kolloquium]
 
SS 2025
   
16.07.25 Michael Turaev Non-equilibrium Phenomena in Strongly Correlated Electron Systems and Photon Bose-Einstein Condensates [Promotionskolloquium]
20.06.25
 Roman Kramer, Michael Turaev
 Talks for St. Andrews Workshop
12.06.25 Ulli Pohl RKKY-Induced Kondo Suppression in Heavy Fermion Systems
05.06.25 Michael Turaev
 Time-Resolved Collapse and Revival of the Kondo State in Heavy Fermion Systems
20.05.25
 Moritz Janning
 Non-Equilibrium Phenomena in Driven-Dissipative Photon Bose-Einstein Condensates [M.Sc. Kolloquium]
15.05.25
 Mohamed Saadi
 RPA and Beyond RPA
08.05.25
 Ulli Pohl
 Introduction to the Bethe Ansatz I
     
  WS 2024/2025  
     
30.01.25 Thomas Hauschild
 Coupled Higgs- and Goldstone modes in the Bose-Hubbard model
31.10.24
 Moritz Janning
 Halloween special: The Ghost Attractor and exceptional points in steady state dynamical systems
10.10.24
 Julian Schwingel
 Expansion dynamics of interacting bosons in a Hubbard lattice [M.Sc. Colloquium]
 01.10.24 Fabiola Neumann
 Influence of magnetic defects on topological surface states in SmB6 [M.Sc. Colloquium]
20.08.24 Fredrik Vermeulen
 Dynamics of the Dicke-Bose-Hubbard model at the superradiant phase transition. [B.Sc. Colloquium]
 
SS 2024
 
18.09.24 Marvin Lenk Dynamical Effects in Heavy-Fermion Systems [Promotionskolloquium]
25.04.24 Loic Philoxene Collective modes in the Hubbard model with long range Coulomb interaction
18.04.24 Leon Mixa Cavity Induced Quantum Droplets
11.04.24 Marvin Lenk Orbitally-resolved lattice-coherence in heavy-fermion systems

WS 2023/2024
  
   

07.03.24

 Paul Ludwig The explicit calculation of conserved quantities in conserving approximations
29.02.24 Aya Abouelela Dissipative dynamics of photon Bose-Einstein condensates and fluctuations in a single mode microcavity
22.02.24 Julian Schwingel Expansion dynamics of interacting bosons in a Hubbard lattice
15.02.24 Fabiola Neumann Surface states of Topological Kondo Insulators
21.12.24 Marcel Schindler Photon BEC in a double well [MSc Colloquium] 
14.12.23 Roman Kramer Non-equilibrium dynamics of photon Bose-Einstein condensates in a chain of microcavities with disorder [MSc Colloquium] 
06.12.23 Sayak Ray Bistability dynamics in the dissipative Dicke-Bose-Hubbard system
09.11.23 Ulli Pohl Renormalization Group for RKKY coupled Kondo systems with magnetic phase transitions
26.10.23 Mohamed Saadi Collective Excitations in Dirac Semimetals
12.10.23 Roman Kramer Non-equilibrium dynamics of photon BEC in a chain of optical cavities
     

SS 2023
 
28.09.23 Jonathan Trebst

Moiré Bands in Twisted-Bilayer-Graphene [BSc Colloquium]
31.08.23 Paul Ludwig A Non-Equilibrium Field Theory Approach to strongly interacting Systems [BSc Colloquium]
20.07.23 Arkadeep Mitra Thermalization in integrable systems?
29.06.23 Francisco Meirinhos Kondo collapse and revival by Pulsed Light [Promotionskolloquium]
25.05.23 Michael Kajan From Dyson equation to T-matrix
09.05.23 Qiwei Li Lattice coherence in heavy fermion systems           [MSc Colloquium] 
04.05.23 Marcel Schindler Quantum and classical oscillations in photonic Bose-Einstein condensates
27.04.23 Roman Kramer Driven dissipative Bose-Einstein condensates in random potentials

WS 2022/2023
 
16.03.23 Qiwei Li Coherence in the Anderson lattice model
09.03.23 Aaron Weißberg Correlated phases of Bose-Einstein Condensates in optical cavities [BSc Colloquium]
02.03.23 Marvin Lenk From point groups to crystal fields
19.01.23 Michael Turaev Periodically driven Kondo systems
17.01.23 Tianyi Wu Phases and non-equilibrium dynamics of Bose-Einstein Condensates in an optical cavity [MSc Colloquium]

    SS 2022
     
    18.08.22 Julian Schwingel Topology of the periodically-driven honeycomb lattice [BSc Colloquium]
    09.06.22 Ulli Pohl Higgs and Goldstone dynamics of bosons in an optical lattice
    02.06.22 Tianyi Wu Dicke quantum phase transition with atomic BECs
    12.05.22 Hans Kroha Time-delayed THz spectroscopy of heavy fermionic systems
    05.05.22 Jan-Philipp Schmitz Exakte Zeitentwicklung für verallgemeinerte Jaynes-Cummings-Modelle [BSc Colloquium]
    28.04.22 Michael Kajan Introduction to third quantisation
    13.04.22 Haixin Qiu Periodically-driven topological quantum lattice systems [Promotionskolloquium]
    07.04.22 Haixin Qiu Periodically-driven topological quantum lattice systems

       
      WS 2021/2022
       
      09.12.21 Paul Züge Weight perturbation learning outperforms node perturbation
      02.12.21 Sayak Ray Interacting spins under Fibonacci drive
      25.11.21 Haixin Qiu Periodically drive to revive a quasi-particle
      11.11.21 Philipp Höllmer Sparse hard-disk packings and local Markov chains
      28.10.21 Roman Kramer Behandlung und Simulation eines offenen Spin-Systems im Lindblad-Formalismus
      21.10.21 Ulli Pohl Phases and non-equilibrium dynamics of bosons in 2D Hubbard lattices [MSc Colloquium]
      14.10.21 Haixin Qiu Periodically drive to revive a quasi-particle
      07.10.21 Michael Turaev Periodic drive of a magnetic impurity

       
      SS 2021
       
      22.02.21 Kateryna Zatsarynna Master equation for periodically driven quantum open systems [MSc Colloquium]
      15.07.21 Haixin Qiu Periodic drive and pump
      06.05.21 Catalin Halali Fluctuations effects in many-body self-organization in a dissipative cavity
      29.04.21 Marvin Lenk Multichannel Kondo effect in PrV2Al20
      22.04.21 Sayak Ray Quantum critical behavior of ultracold bosons in a two-dimensional optical lattice

      WS 2020/2021
       
      01.04.21 Francisco Meirinhos Julia Seminar: Intermediate II
      25.03.21 Francisco Meirinhos Julia Seminar: Intermediate I
      24.03.21 Aya Abouelela Floquet-driven topological systems and quantum transport [MSc Colloquium]
      18.03.21 Francisco Meirinhos Julia Seminar: Introduction II
      11.03.21 Francisco Meirinhos Julia Seminar: Introduction I                           [repetition for the SFB185]
      04.03.21 Francisco Meirinhos Julia Seminar: Introduction I
      22.02.21 Tim Lappe Non-Markovian Dynamics of Open Bose-Einstein Condensates [Promotionskolloquium]
      18.02.21 Christopher Lietmeyer Interactions of a photon BEC modelled with a Gross-Pitaevskii equation [MSc Colloquium]

      04.02.21

      		 Krzysztof Wojcik Kondo-RKKY phase diagram for narrow-band materials

      28.01.21

      		 Ulli Pohl Phases and dynamics in the Bose-Hubbard model

      14.01.21

      		 Michael Kajan Equilibrium Bosonic-DMFT: Jaynes Cummings models with condensation

      17.12.20

      		 Marvin Lenk DMFT with k-dependent hybridization

      03.12.20

      		 Kateryna Zatsarynna Master equation for periodically driven systems

      26.11.20

      		 Christopher Lietmeyer Interactions of a photon BEC in a dye-filled cavity modelled with a Gross-Pitaevskii equation

      19.11.20

      		 Aya Abouelela Anomalous edge states for periodically driven 2D systems
      29.10.20

      		Sayak Ray Non-equilibrium dynamics in quantum many body systems: Application to ultracold atomic gases

      Colloquia