Quantum Non-Equilibrium Dynamics

Group Seminar

Welcome to the website of the group seminar of the Quantum Non-Equilibrium Dynamics group.

Meetings

The group meetings take place in presence during the semester every Thursday, 2.15 p.m. - 3.45 p.m. in room EW 733.

Please be sure to enroll in the ISIS course of the seminar.

As part of the first meeting, possible lecture topics will be presented and distributed. We look forward to an active participation!

Media & Recordings

13.06.2022 |     Speaker:  Prof. Nathan Harshman (American University, Washington DC)     |     Title:   A review of anyons in one dimension

Calendar - Winter Semester 2023/2024

DateSpeakerTitle
19.10.23Prof. André EckardtKick-off and topic distribution
26.10.23Mickey WilkeNon-markovian dynamics of a strongly coupled open quantum system
02.11.23Adrian KöhlerDescribing non-Markovian dissipation using the Stochastic Surrogate Hamiltonian
09.11.23Kein Seminar 
16.11.23Darja LundControlling Non-Equilibrium Bose Condensation Using Spatially Structured Reservoirs
23.11.23András MarczikaControlling non-equilibrium Bose condensation using quantum feedback control
30.11.23Maureen KrumtüngerTowards a general framework for constructing quantum circuit ansaetze using reinforcement learning
12.23TBA 
11.01.23Junyi ZhangIntroduction to open quantum systems and the Born-Markov(-secular) approximations
18.01.23Robin BoulanQuantum trajectory simulations
25.01.23Antoine LefebvreNon-equilibrium Bose condensation (Bose selection)
01.02.23Misagh AminiReservoir engineering in superconducting circuits
08.02.23TBA 

Calendar - Summer Semester 2023

DateSpeakerTitle
24.04.23 Kick-off and topic distribution
27.04.23Tobias BeckerUnravelings of non-markovian open quantum dynamics
04.05.23(einmalig in EW731) Görkem DincFloquet engineering of Lindblad master equations
11.05.23(einmalig um 16:15) Janet AndersQuantum–classical correspondence in spin–boson equilibrium states at arbitrary coupling
18.05.23Kein Seminar
25.05.23Frank SchlawinFrom light-induced superconductivity to cavity quantum materials
01.06.23Görkem DincIntroduction to ultracold atoms in optical lattices
08.06.23Luis SteinfadtSuperfluid to Mott-insulator quantum phase transition
15.06.23Moritz SchlechtriemEigenstate thermalization hypothesis
22.06.23Sarah SommermeierMany-body localization
29.06.23Maximilian HörtnaglTomography of quantum states (/topological band structures)

Calendar - Winter Semester 2022/2023

DateSpeakerTitle
20.10. Kick-off and topic distribution
27.10.Francesco PetiziolFloquet engineering a toric-code Hamiltonian
03.11.Lingna WuSuppressing driving-induced heating via strong dissipation
10.11.Tobias BeckerQuantum master equation beyond (ultra)weak coupling
17.11.no seminar
24.11.no seminar
01.12.Emily HenningsenCausal drivers of central amazon precipitation during austral summer
08.12.Isaac TesfayeTopological insulators and their realization with bosons (photons or ultracold atoms)
15.12no seminar 
05.01.23Francesco Intravaia (HU Berlin)Open Quantum Dynamics at the Interface between Photons, Atoms and Solids
12.01.23Manuel AlamoQuantum synchronization
19.01.23Philipp Stammer (ICFO Barcelona)Quantum optics of intense laser-matter interactions - A tool for quantum state engineering
26.01.23no seminar 
02.02.23Anton BraunEigenstate Thermalization Hypothesis and its signatures in experiments with ultracold atoms
09.02.23TBA 
16.02.23Alejandro Saenz (HU Berlin)TBA

Calendar - Summer Semester 2022

DateSpeakerTitle
21.04. Kick-off and topic distribution
28.04.Luis MühlhoffMeanfield approach to interacting open quantum systems
05.05.no Seminar
12.05.Isaac TesfayeTopological Charge pumping in bosonic lattice models
19.05.Emma SokollQuantum state engineering with optical control and reinforcement learning
26.05.holiday
02.06.TBA
09.06.Charlotte MaurerQuantum trajectory simulations for open quantum systems beyond the Lindblad approximation
13.06Prof. Nathan Harshman (American University, Washington DC)A review of anyons in one dimension
16.06.Zelie VerninBuilding blocks of superconducting circuits: Resonators, transmons, and their theoretical description
23.06.David Pabst & Björn KrammEngineering single and two qubit quantum gates in superconducting circuits
30.06.no Seminar
07.07.Oliver Voigt & Saida WalzHyperbolic lattices with flat bands and their implementation with superconducting circuits
14.07.TBA
21.07no Seminar

Calendar - Winter Semester 2021/2022

DateSpeakerTitle
21.10. Kick-off and topic distribution
28.10.Nina DoerflerCavity cooling in a driven system
04.11.Avedis NeehusTopological charge pumping in finite Chern insulators
11.11.Wenhua ZhaoFeedback cooling of a fermionic band insulator
18.11.Giacomo Valtolina (FHI Berlin)Controlling interactions in an ultracold quantum gas of polar molecules
25.11.Janik Wolters (DLR and TU Berlin)Optical Information Processing – from Quantum Communication to Artificial Intelligence
02.12.Alain GoldbergEvolution of entanglement entropy in disorderd quantum chains
09.12.Eric Titus OczlonAdiabatic state preparation for bosonic flux ladders
16.12.Adrian KöhlerTBA
06.01.Sebastian NagiesTBA
13.01.Pablo Maier, Tilmann EhrlichMeasuring entanglement entropy in a quantum-gas microscope
20.01.Daniel Krogmann, Jakob EberhardtFloquet engineering and probing topological insulators in optical lattices
27.01.Johann AssmusFloquet engineering a geometrical frustrated Bose-Einstein condensate on a triangular lattice
10.02.Erik BäskeCounterdiabatic driving and its application to a periodically driven bosonic ladder
17.02.Janik RauschNumerical evaluation of nonlinear corrections to nuclear parton evolution
24.02.Yagmur KatiAnderson localization of elementary excitations in disordered Gross-Pitaevskii lattices
10.03.Camilo Tello BreuerBenchmarking master equations beyond ultra weak coupling

Calendar - Summer Semester 2021

DateSpeakerTitle
15.04.Kick-off and topic distribution 
22.04.Calogero NemitzOpen Bose-Hubbard chains
29.04.Johann AssmusSuppressing heating in driven lattices via the quantum Zeno effect
06.05.Maximilian Kiefer-EmmanouilidisAbsence of true localization in many-body localized phases
20.05.Tobias Becker/Alexander SchnellModified Redfield dynamics: Exact agreement up to second order
27.05.Ling-Na WuTBA
03.06.Dorian WenzelAnwendung des Korrelationsbilder zur Behandlung endlicher Kopplung an thermische Bäder
10.06.Sabid FejzulaSteady states of a topological lattice weakly coupled to a Bose-Einstein condensate
17.06.Johanna ZeisTBA
24.06.Marcel EberhardEigenstate thermalization
01.07.Robert FuchsFloquet engineering in optical lattices
08.07.Fuad HaddadToplogical Thouless pumps (Rice-Mele Model)

Calendar - Winter Semester 2020/2021

DateSpeakerTitle
05.11.Kick-off and topic distribution 
12.11.Ling-Na WuWeak ergodicity breaking
19.11.Manuel AlamoReaction-coordinate mapping for finite system-bath coupling
26.11.Botao WangTopology meets optical lattices
03.12.Tobias BeckerExact solution to the damped Harmonic Oscillator
10.12.Daniel KrogmannFloquet Flow Equations for a Periodically Driven Quantum System
17.12.Maximilian Böhme (CASUS, HZDR Dresden)Modeling Warm Dense Matter: From laboratory astrophysics to room-temperature superconductivity
07.01.Maureen KrumtüngerCorrelation picture approach to open quantum systems
14.01.Lorenz WanckelStar-to-chain mapping for treating strong system-bath coupling
21.01.Nesrine ZarroukiShortcuts to adiabaticity
28.01.Aycke RoosOrdering in non-equilibrium steady states (Bose selection)
04.02.Sebastian NagiesTopological Quantum Computation
11.02.Isaac TesfayeTopological Chern insulators
18.02.André BeckerBCS mean-field theory for trapped fermions
25.02.Axel PelsterOn the Dirty Boson Problem
04.03.Zeki ZeybekQuasihole Excitations of Lattice Bosons
25.03.Ché NetzerQuantum trajectory simulations beyond the secular approximation
08.04.Lorenz WanckelFeedback cooling of a bosonic double well

Calendar - Summer Semester 2020

DateSpeakerTitle
23.4. Kick-off and topic distribution
30.4.Botao WangAdiabatic preparation of fractional Chern insulators
7.5.Francesco PetiziolAccelerating adiabatic dynamics for quantum control
14.5.Martina VlahoInterplay of driving and thermalization in a dye-filled photonic cavity
28.5.Alexander SchnellIdeal Bose gases in contact with thermal reservoirs: Treating finite reservoir coupling?
4.6.Tobias BeckerLindbladian approximation beyond the zero coupling limit
11.6.Adrian KöhlerEigenzustandsthermalisierung isolierter Vielteilchensysteme
18.6.Alexander MöllerTheorie offener Floquetsysteme
25.6.Charlotte MaurerBose-Kondensation in offenen Floquetsystemen
2.7.Tobias GödeHochtemperatur Bose-Kondensation fern des Gleichgewichts
9.7.Emma SokollStatistische Physik periodisch getriebener Quantensysteme
16.7.Anja MetelmannInterplay of dissipative and coherent processes in engineered quantum systems