Quantum Information Seminar
Condensed Matter / Quantum Information Theory
Thursdays 11:0012:00,
MBP2
116 (unless otherwise noted)
SS23
May 25 
tba

May 04 
tba

Apr 20 
tba

WS 22/23
Mar 23 
Electronic scattering at a normal metal/nodal line semimetal interface

Mar 23 
occupied

Mar 22 
Switching of Sublattice Magnetization in Quantum Antiferromagnets Described by Schwinger Bosons

Feb 16 
Improved decoding of quantum LDPC codes using neuralnetwork enhanced belief propagation

Feb 13 
The RandomBond Ising Model and its dual in Hyperbolic Spaces

Feb 09 
ML4Q Concepts Seminar

Feb 02 
ML4Q Concepts Seminar

Feb 02 
Benefits and Detriments of Noise in Quantum Classification

Jan 26 
ML4Q Concepts Seminar

Jan 19 
Restricting process matrices with noncausal PageWootters states

Jan 19 
ML4Q Concepts Seminar

Jan 12 
Implementing Faulttolerant Entangling Gates on the Fivequbit Code and the Color Code

Jan 12 
ML4Q Concepts Seminar

Dec 15 
ML4Q Concepts Seminar

Dec 14 
Learning efficient decoders for quasichaotic quantum scramblers

Dec 12 
Decomposing neural networks as mappings of correlation functions

Dec 01 
ML4Q Concepts Seminar

Nov 24 
ML4Q Concepts Seminar

Nov 10 
ML4Q Concepts Seminar

Nov 07 
Topological phases with Rydberg atoms

Nov 04 
Towards crossplatform verification in quantum networks

Oct 27 
Bloch oscillations effects in ultrasmall Josephson junctions embedded in highinductance environment

SS 22
Jun 23 
Escaping thermalization: many body localized regimes

May 19 
Qubit alive thanks to the anomaly

Apr 28 
Quantum field theory on a superconducting chip

WS 21/22
Mar 14 
Quantum aspects of the electrooptic sampling and modulation of the electromagnetic vacuum

Mar 11 
Correcting erasures with topological subsystem color codes

Feb 17 
Nonequilibrium phase transition in a singleelectron micromaser

Jan 20 
ML4Q Concepts Seminar

Dec 16 
ML4Q Concepts Seminar

Dec 02 
ML4Q Concepts Seminar

Nov 25 
Electron hydrodynamics in twodimensional Dirac systems

Nov 18 
ML4Q Concepts Seminar

Nov 11 
ML4Q Concepts Seminar

Nov 11 
Parity Quantum Computing

Nov 09 
Tensor Networks and Topological Phases

Nov 04 
ML4Q Concepts Seminar

SS 21
Oct 06 
Timecrystal phase transition, fluctuations, and quantum correlations in an emitterwaveguide system with feedback

Jul 22 
ML4Q Concepts Seminar

Jul 08 
ML4Q Concepts Seminar

Jun 24 
ML4Q Concepts Seminar

May 20 
ML4Q Concepts Seminar

May 06 
ML4Q Concepts Seminar

Apr 22 
ML4Q Concepts Seminar

Apr 15 
ML4Q Concepts Seminar

WS 20/21
Mar 16 
A distinctive class of dissipationinduced phase transitions

Mar 04 
ML4Q Concepts Seminar

Feb 18 
ML4Q Concepts Seminar

Feb 16 
Nearterm Hybrid Machine Learning Algorithms with Qubits and Classical Neural Networks

Feb 12 
Semantic Segmentation in Machine Learning  Theory and Application in Building Footprint Extraction from Satellite Images

Feb 11 
ML4Q Concepts Seminar

Jan 28 
ML4Q Concepts Seminar

Jan 14 
ML4Q Concepts Seminar

Dec 17 
ML4Q Concepts Seminar

Dec 11 
NoiseInduces Delocalization and Hyperdiffusion in 1D NonInteracting Quantum Systems

Dec 10 
ML4Q Concepts Seminar

SS 20
Apr 29 
Analogue Quantum Simulation of Dynamical Abelian Gauge Fields 
WS 19/20
Apr 15 
Controlling ultracold atomic ensembles with lowfrequency radiation 
Mar 05 
Simulating Floquet phases in static systems 
Feb 19 
Strongly Interacting Systems and Lattice Gauge Theory 
Feb 18 
Features of associative memory behaviour in coupled spinboson systems 
Feb 13 
cQED with hybrid superconductingsemiconducting nanowires 
Feb 03 
Strongly correlated onedimensional systems with longrange interactions 
Jan 29 
Qubit loss in tological QEC codes – theory and experimental building blocks 
Dec 12 
Quantum Pin Codes 
Nov 26 
Identifying Quantum Phase Transitions with Adversarial Neural Networks 
Nov 21 
Continuoustime quantum measurements and stochastic master equations 
Nov 20 
From entanglement to contextuality: the tale of new wine in old bottles 
Nov 14 
Master equations for the description of nonMarkovian dynamics in open quantum system theory 
Oct 09 
A Quantum of Noise 
WS 18/19
Feb 11 
Improving the performance of electron spin qubit systems 
Nov 29 
The KeldyshETH approach to quantum computing 
Nov 08 
Localization counteracts decoherence in noisy Floquet topological chains 
SS 18
Aug 21 
Quantum Computing with Qubits Encoded in Oscillators 
Jun 26 
How many qubits are there in my nqubit quantum computer? 
WS 17/18
Mar 22 
Quasicharge models of Josephson junction arrays 
Mar 01 
Quantum approximate Markov chains in manybody physics 
Feb 20 
FluxonBased Quantum Simulation in circuit QED 
Nov 16 
Classical simulation of quantum computers with little magic 
Nov 10 
Spin nonconserving effects in electronic transport through quantum dots 
SS 17
Aug 03 
Josephson junction arrays: simple circuits, complicated physics 
Jul 31 
Geometry of Entanglement on the Bloch Sphere 
May 02 
Symmetry fractionalisation in Topological Order and its consequences in Symmetry Protected Topological phases 
WS 16/17
Mar 31 
Maximum likelihood decoding threshold for oscillator quantum error correcting codes 
Mar 09 
Entropy measurement in quantum systems 
Feb 09 
Chiral thermoelectrics with quantum Hall edge states 
Jan 26 
Superconductivity provides access to the chiral magnetic effect of an unpaired Weyl cone 
Jan 16 
Optimization of realworld qubit measurements 
Dec 14 
Unifying gatesynthesis and magic state distillation 
SS 16
Jul 21 
Energy flow and winding of the gaps in the Hofstadter butterfly of Chern and Floquet insulators 
Jun 23 
Quantum chopping of light: Control over few photon pulses by a timeperiodic modulation of the lightmatter coupling 
WS 15/16
Mar 10 
Scattering theory of the chiral magnetic effect in a Weyl semimetal: Interplay of bulk Weyl cones and surface Fermi arcs 
Feb 01 
Helical edge states of twodimensional topological insulators 
Dec 17 
Superconducting structures with Majorana Fermions 
Nov 12 
From MajoranaCooper box and topological Kondo effect towards Majorana Surface Codes 
Oct 29 
Probing contextuality with superconducting quantum circuits 
Oct 26 
Almost all symmetric states are useful for quantum metrology 
Oct 22 
Quantum control of a highspeed semiconductor quantum dot hybrid qubit 
SS 15
Sep 10 
Gatecontrolled preparation, manipulation, and readout of zeroenergy Majorana modes for topological quantum computation 
Jul 21 
Ground state connectivity of local Hamiltonians 
Jul 09 
Quantum theory of light scattering in a onedimensional channel: Interaction effect on photon statistics and entanglement entropy 
Jul 06 
Testing timereversal symmetry in artificial atoms 
Jul 03 
Superconducting electromechanics on silicon nitride nanomembranes 
WS 14/15
Feb 05 
S. Poletto (TU Delft) 
Jan 29 
Dynamical Coulomb blockade of the high frequency noise of a tunnel junction 
Jan 22 
Majorana fermions in ferromagnetic atomic chains on a superconductor 
Jan 15 
Topological Phases of Ultracold Fermionic Gases in Optical Lattices 
Dec 18 
Control of qubits beyond the rotating wave approximation 
Dec 11 
Fractionalized electrons in second quantization 
Dec 04 
Quantum Emulation of Gravitational Waves 
Nov 27 
Topological Phases of Sound and Light 
Nov 06 
Distinguishability of quantum field states 
SS 14
Sep 04 
The mathematics of topological quantum phases 
Jun 12 
Firstorder corrections to the meanfield limit via noncommutative central limit 
May 15 
Quantum information under noise 
May 08 
Spin polarized injection of electrons as a unique probe for 2D and 3D topological insulator surface state 
Previous seminars
WS13/14
Feb 27 
Dynamically protected catqubits with quantum superconducting circuits

Dec 19 
Phononmediated decay of singlettriplet qubits in double quantum dots

Dec 17 
Dissipative encoding and state preparation for topological order

Dec 05 
Towards physical implementation of protected qubits

Nov 28 
Geometry and dynamics of matrix product states

Nov 21 
Quantum shot noise in a tunnel junction as a probe of charge transfer: toward the dynamical control of tunneling processes

Nov 11 
Kwant: a sofware package for quantum transport

SS 13
Jul 18 
NonEquilibrium Behaviour and Thermalization in 1D Bose Gases

Jul 17 
Current and noise in interacting quantum pumps

Jul 11 
Protected boundary states in topological superconductors

Jun 20 
Quantum information seminar

May 16 
Materials design from nonequilibrium steady states: driven graphene as a tunable semiconductor with topological properties

May 02 
Quantum information seminar

Apr 25 
Halfmetallic bilayer graphene

WS 12/13
Apr 11 
Quantum information seminar

Mar 21 
Quantum information seminar

Mar 07 
Quantum information seminar

Feb 07 
Electron quantum optics in ballistic conductors

Jan 31 
Quantum information seminar

Jan 17 
Spin chains for perfect state transfer and quantum computing

Dec 20 
Transport properties of onedimensional systems from finite temperature dynamical DMRG

Dec 13 
Electrical control of the Kondo effect in a helical edge liquid

Dec 06 
Quantum information seminar

Nov 29 
Quantum information seminar

Nov 08 
Transition from fractional to Majorana fermions in Rashba nanowires

Nov 02 
Quantum information seminar

Oct 25 
Quantum information seminar

Oct 11 
Charge and spin counting statistics of interacting quantum impurity models

Oct 09 
Quantum information seminar

Oct 04 
Quantum information seminar

SS 12
Sep 27 
Quantum information seminar

Sep 13 
Quantum information seminar

Aug 30 
Quantum information seminar

Jul 19 
Quantum information seminar

Jul 12 
NonFermi liquid physics in twochannel Kondo models

Jul 05 
(In)complete Fluctuation Theorems for Entropy Production in weak and strongcoupling limits

Jun 28 
Microwave quantum optics and electron transport through a metallic dot strongly coupled to a transmission line cavity

Jun 21 
Geometric LandauZener Interferometry

Jun 14 
Keldysh effective action theory for universal physics in spin1/2 Kondo dots

May 24 
Quantum information seminar

May 23 
Josephson current in a four terminal superconductor  exciton condensate  superconductor system

May 10 
Quantum information seminar

May 09 
Diffusioninduced dephasing and bistability in driven nanomechanical resonators

Apr 12 
Quantum information seminar

Apr 05 
Quantum information seminar

WS 11/12
Mar 29 
Quantum information seminar

Mar 08 
Quantum information seminar

Feb 02 
Topological photonic crystals

Jan 26 
Quantum information seminar

Jan 25 
Finitefrequency noise of the anisotropic Kondo model at finite bias and magnetic field: a realtime renormalization group analysis

Jan 23 
Entanglement spectra in quantum systems

Jan 19 
Transport Properties of DiracWeyl Electrons in Inhomogeneous SpinOrbit Structure in Graphene

Jan 16 
Tunable quantum glasses and phase transitions of atoms and photons: first testable predictions for glassy physics with manybody cavity QED

Dec 15 
Valence bond approach to the lowenergy physics of antiferromagnets

Dec 12 
Emergence of bound states in the nonequilibrium time evolution of interacting spin chains after a local quantum quench

Dec 08 
Valleyorbit splitting, photonassisted tunneling and electron pumping with 2 coupled donor states in silicon

Nov 24 
Quantum information seminar

Nov 17 
Quantum information seminar

Nov 10 
Competing magnetic orders in the pnictides

Nov 02 
Quantum information seminar

Oct 20 
Localization and circulating currents in curved graphene

Sep 29 
Spinorbit effects on the Josephson current through interacting quantum dots

Sep 22 
A renormalization group approach to the time evolution of correlated quantum dots

Sep 15 
DMRG calculations for anisotropic antiferromagnetic Heisenberg chains
