Group Seminar

Everyone interested is welcome to join.
The seminar will take place on Mondays 16-18 in room 1276 unless announced otherwise.

Winter Semester 2017/18

Date

Speaker

Subject

05.02.2018, jointly with Ultra seminar

Burkhard Schmidt

TBA

29.1.2018

Daniel Basilewitsch

Electronic structure of NV centers

Tue, 23.1.2018

all

qdyn discussion & figures/data

22.1.2018

Daniel Basilewitsch

Group theory for molecular orbitals

Tue, 16.1.2018, 15:15

Henri Lyyra

TBA

Tue 9.1.2018, jointly with Theory colloquium

Alexander Blech

TBA

27.11.2017

Florian Habecker, Universität Oldenburg

folgt

27.11.2017, jointly with Ultra Seminar

Monika Leibscher, Universität Kiel

Laser control of torsion in rotating molecules

Tue 21.11.2017, jointly with theory colloquium

Matthias Krauß, Universität Erlangen

Light-Driven Electron Dynamics

in Graphene

20.11.2017

R. 1135

Alexander Blech

Complex Absorbing Potentials And Their Application

23.10.2017

R. 1135

Francesco Cosco,

Turku University

Bose-Hubbard lattice as a controllable environment for open quantum systems

Summer Semester 2017

25.09.2017

Daniel Basilewitsch

Beating the limits with initial correlations (practice talk)

Thu, 03.08.2017, 15:00,

R. 1135, jointly with theory colloquium

Karl Horn

Improving the dissipative production of a maximally entangled state via optimal control

Thu, 03.08.2017, 11:00,

R. 1135

Alexander Blech

Nonadiabatic Theory of Diatomic Molecules

Wed, 02.08.2017, 16:00

all

qdyn discussion

Tue, 11.07.2017, 15:15, jointly with Ultra seminar

Jens Svensmark, Kansas State U & Aarhus U

Tunneling ionization of diatomic molecules

03.07.2017

Marec Heger

Modelling femtosecond photoassociation of hot atoms

Tue, 27.06.2017, jointly with theory colloquium

Eric Torrontegui, CSIC Madrid

Decoherence produced by a spin bath

26.06.2017

Lutz Marder

The rotating wave approximation

Tue, 20.06.2017, jointly with theory coll.

Lukas Theis, U Saarland

Towards high-fidelity quantum gates using adiabatic techniques

19.06.2017

Room: 1102

Sabrina Patsch

Introduction to Quantum Measurement Theory

12.06.2017

journal club

Rev. Mod. Phys. 84, 1655 (2012) con't.

29.05.2017

journal club

Rev. Mod. Phys. 84, 1655 (2012) con't.

15.05.2017

journal club

Rev. Mod. Phys. 84, 1655 (2012)

08.05.2017

journal club

J. Chem. Phys. 136, 104103 (2012), see also arXiv

Tue 11.04.2017

journal club

PRL 114, 170501 (2015) & PRL 117, 170501 (2016)

Winter Semester 2016/17

Date

Speaker

Subject

Tue, 21.3.2017

Daniel Basilewitsch

Beating the limits in qubit reset with initial correlations

20.2.2017

all

qdyn discussion

Tue, 14.2.2017, jointly with theory coll.

Daniel Reich

Rotating-Frame Perspective on Bicircular High-Order-Harmonic Generation

6.2.2017

Esteban Goetz

Theory of photoelecton circular dichroism in multiphoton photoionization of randomly oriented chiral molecules 

Tue, 17.1.2017, jointly with theory coll.

Susana Huelga,

U Ulm

Vibrations, Quanta and Biology

Tue, 17.1.2017, 

11:00, room 3137

James Lim,

U Ulm 

Quest for Coherent Electronic Motions in Molecular Complexes

Tue, 20.12.2016, jointly with theory coll.

Sabrina Patsch

Vortrag zur Masterarbeit

5.12.2016

all

qdyn discussion

Tue, 29.11.2016,

15:15, room 1135

Karl Horn

Optimal control of quantum reservoir engineering

Wed, 23.11.2016

15:00, room 1135

Jonas Fischer,

U Heidelberg

Special Date / Guest Talk

- postponed from 16.11. to 23.11.2016 -

Tue, 22.11.2016, jointly with theory coll.

Shai Machnes, 

U des Saarlandes

Tunable, Flexible and Efficient Optimization of Control Pulses for Practical Qubits with GOAT

8.11.2016, jointly with theory coll.

Janne Solanpää, 

U Tampere, Finland

Designing Laser Pulses for Ultrafast Strong-field Phenomena

18.10.2016, jointly with theory coll.

Robert Moszynski, U Warsaw, Poland

A Novel Theoretical Approach to PhoyoionizationProcess in Atoms and Molecules

Summer Semester 2016

Date

Speaker

Subject

Thu, 25.8.2016

13:30, room 1135

Sabrina Patsch

Quantum enhanced measurements using Rydberg atoms and the Stark effect

Thu, 25.8.2016, 11:00, room 1135

Karl Horn

Adiabatic elimination applied to a trapped Be-ion

Tue, 23.8.2016, 15:00, jointly with Ultra Seminar

Yuval Shagam,

Weizmann Institute of Science, Rehovot, Israel


Cold chemistry with cold molecules

Wed, 17.8.2016, 15:00, room 1135

P. Joseph, U Paris Sud XI

Sabrina Patsch

Daniel Basilewitsch

mini colloquium Control of open quantum systems with Non-Markovian dynamics

Tue, 19.7.2016

all

qdyn discussion

18.7.2016, 14:00, jointly with Ultra Seminar

Simona Scheit, U Heidelberg

Stark assisted control of non-adiabatic dynamics and nuclear dynamics in the decay of highly excited molecular electronic states

11.7.2016

journal club

counterdiabatic driving: J Phys Chem A 107, 9937 (2003), J Phys A 42,  365303 (2009)

4.7.2016

Wojciech Skomorowski

Revealing quantum phenomena  in low-energy Penning Ionization
reaction with state-selected reactants

27.6.2016, 14:00, jointly with Ultra seminar

Andreas Stamminger

Vortrag zur Masterarbeit

16.6.2016,14:00, coffee room

Karen Rodriguez, Universidad de Valle

Interference and coherent population transfer in Bose-Einstein condensates

9.5.2016

Esteban Goetz

TBA

3.5.2016, 15:15, jointly with theory seminar

Marec Heger

Propagationseffizienz von Spektralmethoden in der Beschreibung der Erzeugung höherer Harmonischer

2.5.2016

all

qdyn discussion

19.4.2016, 15:15, jointly with theory seminar

Rebecca Schmidt, University of Turku

Non-Markovianity in driven open quantum systems

4.4.2016

all

conference review

Winter Semester 2015/16

Date

Speaker

Subject

31.3.2016, 11:00

Room 1135

Daniel Basilewitsch

Entanglement Dynamics in Superconducting Phase Qudits under Pythagorean Control

30.3.2016, 14:15

Room 1135 

Sabrina Patsch

Rydberg atoms and the Stark effect

8.2.2016

Andreas Stamminger

TBA

3.2.2016, 15:00, R. 1245, jointly with Ultra seminar

Esa Räsänen, Tampere University of Technology

TBA

25.1.2016

Daniel Basilewitsch

18.1.2016

Messan Afande

11.1.2016

Wojciech Skomorowski

7.12.2015

Martin Berglund

23.11.2015

Lutz Marder

Optimale Quantenkontrolle unter Verwendung iterativer Zeitordnung

03.11.2015, 

15:15, 

room 1135

Maximilian Merkel

Vortrag zur Bachelorarbeit "Systematic Coherence Optimization in Ultrashort Photoionization of Argon"

26.10.2015

Benjamin Weigang

Vortrag zur Bachelorarbeit “Identification of Decoherence-Free Subspaces in Open Quantum Systems”

20.10.2015, 15:15,

room 1135!!

Thorben Muehleder

Vortrag zur Bachelorarbeit "Systematische Analyse

der Kontrollierbarkeit supraleitender Phasenqudits für diagonale Quantengatter"

Summer Semester 2015

Date

Speaker

Subject

28.7.2015, 15:00

Tobias Chasseur, U des Saarlandes

TBA

21.7.2015, 14:00, jointly with Ultra seminar

Eberhard Tiemann, U Hannover

TBA

13.7.2015

Andreas Stamminger

TBA

6.7.2015, 14:00, jointly with Ultra seminar

David Tannor, Weizmann Institute of Science

Toward Multielectron Control

8.6.2015

all

qdyn discussion

1.6.2015

journal club

PRA 91, 042122 (2015) [print in color!]

19.5.2015, 15:15, jointly with theory seminar

Daniel Basilewitsch

TBA

18.5.2015

Michael Goerz

Hybrid Optimization Methods & IPython Notebooks

11.5.2015

Michael Goerz

Introduction to the Python library in QDYN

5.5.2015, 11:15, jointly with theory seminar

Frank Wilhelm, U Saarland

Microwave metamaterials with quantum phase transitions

27.4.2015

Michael Goerz

Optimizing Robust Quantum Gates in Open Quantum Systems

Winter Semester 2014/15

Date

Speaker

Subject

Tue 24.2.2015

15:15

Esteban Goetz & Wojciech Skomorowski

DPG talks

23.2.2015

room 1135

Albert Werner,

FU Berlin

A positive tensor network approach for simulating open quantum many-body systems

16.2.2015

Wojciech Skomorowski

The molecular quantum rotor in cold reactions at the universal Langevin limit

9.2.2015

Esteban Goetz

New adventures with optimal control theory

3.2.2015, jointly with theory seminar

Lutz Marder

Dynamik dissipativer Quantensysteme mit einem restarted Arnoldi-Propagator

26.1.2015

all

qdyn discussion

9.12.2014 jointly

with theory seminar

Simone Montangero, U Ulm

Optimal control of many-body quantum systems

8.12.2014

>> room 1135 !!!

Susanne Blum, U d Saarlandes

TBA

2.12.2014 jointly

with theory seminar

Maryam Roghani, MPI Halle

Low dimensional quantum systems:

Dynamics of entanglement under EIT condition, and photon assisted confinement-induced-resonances

1.12.2014

all

qdyn discussion

1.12.2014, 14:00, R. 1135

Mahdi Hamdan

Seminar zur Bachelorarbeit

18.11.2014 jointly

with Ultra/theory seminar

Zohar Amitay, Technion Haifa

Coherent control of bond making

 

12.11.2014 (Wed!) 11:00

Daniel

TBA

3.11.2014

journal club

PRL 113, 140401 (2014)

27.10.2014

no seminar

BBQ of the institute

21.10.2014 (Tue!)

all

qdyn discussion

06.10.2014

Julia Heinl (Laboratoire Ondes

et Matiere d'Aquitaine)

Summer Semester 2014

Date

Speaker

Subject

05.08.2014 (Tue!)

Daniel Reich

all

TBA

qdyn discussion

09.07.2014 (Wed!)

Esteban Goetz

TBA

08.07.2014 (Tue!)

Alexander Roth

(U Mainz)

TBA

07.07.2014

Martin Berglund

TBA

07.07.2014

(jointly with Ultra seminar)

Armen Hayrepetyan (MPIPKS Dresden)

Laser-driven twisted particle beams

24.06.2014 (Tue!)

all

qdyn discussion

16.06.2014

Michael Goerz

TBA

11.06.2014 (Wed!)

Wojtek Skomorowski

TBA

27.05.2014 (jointly with theory colloquium)

Michal Tomza

Controlling magnetic Feshbach resonances in polar open-shell molecules with non-resonant light

19.05.2014

Michal Tomza

Quantum dynamics and control of ultracold molecules in external fields

13.05.2014

(jointly with theory colloquium)

Jochen Gemmer, U Osnabrück

Dynamical quantum typicality: What is it and what are its physical and computational implications?

12.05.2014

all

qdyn discussion

05.05.2014

journal club

NJP 15, 063004 (2013) & PRA 88, 062117 (2013)

Winter Semester 2013/14

Date

Speaker

Subject

27.03.2014

(jointly with theory and Ultra seminars)

Haim Suchowski, 

University of California, Berkeley

Pythagorean coupling – Complete inversion in four-state systems

Phase-Mismatch Free Nonlinear Propagation in Zero-Indes Materials

26.03.2014

all

qdyn discussion

03.03.2014

Daniel Reich, Michael Goerz

DPG talks

25.02.2014

journal club

PRA 88, 052315 (2013)

18.02.2014

all

qdyn discussion

11.02.2014, 15:15,
(jointly with theory seminar)

Wojciech Skomorowski

Nonadiabatic effects in ultracold molecules via anomalous linear and quadratic Zeeman shifts

04.02.2014, 15:15,
(jointly with theory seminar)

Georg Jaeger, U Graz

Optimal Control of Bose-Eistein Condensates

27.01.2014

all

qdyn discussion

17.12.2013, 15:15,
(jointly with theory seminar)

Daniel Basilewitsch

Theoretische Untersuchung von Quantengatter für Transmon-Qubits

19.11.2013
at 15:00

all

qdyn discussion

14.11.2013, 10:00, room 2298
(jointly with Ultra seminar)

Marcel Mudrich, U Freiburg

Photoionization of doped helium nanodroplets

11.11.2013, 14:00,
(jointly with Ultra seminar)

Monika Leibscher, U Hannover

Selective control of molecular rotation

29.10.2013

at 15:00

Wojciech Skomorowski

Introduction of the Numerov propagator

22.10.2013

at 11:00

all

discussion of group library

14.10.2013

Daniel Reich

Optimal control under spectral constraints

Summer Semester 2013

Date

Speaker

Subject

11.07.2013 at 11:00

Felix Motzoi

tba

08.07.2013

Subhas Ghosal

tba

01.07.2013

Eli Halperin

Progress report on optimization of a Rydberg gate

10.06.2013

Michael Goerz

Minimal set of states for optimizing quantum gates in open quantum systems

05.06.2013 at 14:00

Henning Fürst

Optimization of thermal trapped ion transport

29.04.2013

Esteban Goetz

Gauss-Lobatto-DVR based grid mapping

23.04.2013 at 11:00

all

discussion of group library

15.04.2013 at 17:00

Michael Goerz

Transmon progress report

Winter Semester 2012/13

Date

Speaker

Subject              

11.02.2013, 14:00, room 1135 (jointly with Ultra seminar)

Shimshon Kallush, ORT College Israel

Ultracold molecule formation by nanosecond-timescale frequency-chirped pulses

04.02.2013

Daniel Reich

Optimal control theory for cooling and quantum reservoir engineering

28.01.2013

all

Discussion of group library

14.01.2013

all

Discussion of group library

18.12.2012, 15:15, room 1102 (jointly with theory seminar)

Thomas Büchling 

Changing the scattering length of ultracold strontium atoms with a non-resonant field

10.12.2012

all    

Discussion of group library

03.12.2012, 14:00, room 1135 (jointly with Ultra seminar)

Ilya Kuprov,
U Southampton                    

Large-scale spin dynamics and magnetic resonance simulations

04.12.2012, 15:15, room 1135 (jointly with theory seminar)

Ilya Kuprov,
U Southampton

Optimal control of coupled spin systems

06.11.2012, 15:15, room 1135 (jointly with theory seminar)

Michal Tomza

Optimal production of ultracold ground-state molecules: Stabilization employing potentials with ion-pair character and strong spin-orbit coupling

30.10.2012, 15:15, room 1135 (jointly with theory seminar)

Loren Greenman,
UC Berkeley

Numerical qunatum control applications in silicon quantum computing and x-ray Raman processes

23.10.2012, 15:15, room 1135 (jonitly with theory seminar)

Mamadou Ndong,
U Bourgogne

Kinetic Energy Operators for Polyatomic Molecules: The Polyspherical Approach

Summer Semester 2012

Date

Speaker

Subject

26.6.2012, 15:15, room 1135 (jointly with theory colloquium)

Sangeeta Sharma (MPI Halle)

tba

7.5.2012

Christiane Koch

Calculating emission spectra in quantum dynamics simulations

24.4.2012, 15:15, room 1135 (jointly with theory colloquium)

Dominique Sugny (U Bourgogne)

Development of new techniques of optimal control, with applications in Nuclear Magnetic Resonance and molecular physics

17.4.2012, 17:15, room 1135 (jointly with theory colloquium)

Karolina Slowik (U Torun)

Qubit state processing via light storage in a tripod medium

16.4.2012

Michael Goerz & Giulia Gualdi

report on Berkeley visit

Winter Semester 2011/12

Date

Speaker

Subject

29.3.2012, 15:00

journal club

PNAS 108, 17615 (2011)

5.3.2012

Christiane Koch

Introduction: Chirality project

16.2.2012, 11:00, room 1135 (jointly with Ultra seminar)

Zohar Amitay (Technion Haifa)

Hot thermal Multiphoton Femtosecond Photoassociation and Its Coherent Control

13.2.2012

Liat Levin (Technion Haifa)

tba

31.1.2012, 15:15, room 1135 (jointly with theory colloquium)

Heinz-Peter Breuer (U Freiburg)

Quantification and control of non-Markovian dynamics in open quantum systems

30.1.2012

Daniel Reich

The diamond norm and state tomography

24.2.2012, 15:15

journal club

Phys. Rev. A 84, 062125 (2011)

20.12.2011, 15:15, room 1135 (jointly with theory colloquium)

Alex Monras (NU Singapore)

Optimal estimation of dissipative Gaussian channels

12.12.2011

journal club

New J. Phys. 8, 33 (2006) followed by Xmas party

5.12.2011, 14:00, room 1135 (jointly with Ultra seminar)

Juan Omiste (U Granada)

Theory of mixed-field orientation of linear molecules: Loss of adiabaticity

28.11.2011

all

group meeting

22.11.2011, 15:15, room 1135 (jointly with theory colloquium)

Giulia Gualdi

Controlled approximation for arbitrary open system dynamics: a first principle approach to decoherence

14.11.2011

journal club

Phys. Rev. A 80, 041401 (2009)

7.11.2011

Michael Goerz

Two-qubit gate implementations for trapped ions

31.10.2011

journal club

Phys. Rev. A 73, 032324 (2006)

24.10.2011

all

Quantum gate optimization for open quantum systems

17.10.2011

Jon Aytac (U California Berkeley)

Rydberg atoms in optical lattices and the toric code Hamiltonian

Summer Semester 2011

Date

Speaker

Subject

29.09.2011, 11 am

Giovanna Morigi (U Saarland)

Quantum reservoir engineering with photons and phonons

27.09.2011

Michal Tomza

Multi-photon photoassociation of rubidium molecules

12.09.2011

all

Quantum gate optimization for open quantum systems

25.07.2011

Michael Goerz & Daniel Reich

Runge-Kutta propagation in the group library

Tue, 19.07.2011, 14:15, room 1102 (jointly with theory colloquium)

Rosario Gonzalez-Ferez (U Granada)

Theoretical description of adiabatic laser alignment and mixed-field orientation: the need for a non-adiabatic model

18.07.2011

all

Discussion on cold molecules

11.07.2011

Giulia Gualdi

Theory of the spin bath

04.07.2011

Martin Berglund

Legendre DVR for rotational dynamics

27.06.2011

Michal Tomza

Formation of ultracold SrYb molecules in an optical lattice by photoassociation spectroscopy (trial talk for IMAMPC)

Tue, 21.06.2011, 14:15, room 1102 (jointly with theory colloquium)

Daniel Reich

Optimizing entangling quantum gates for physical systems

Wed, 15.06.2011, 17:00, room 1135 (jointly with Ultra seminar)

Moshe Shapiro, U British Columbia

Coherent Control of Entanglement and the direction of spin

30.05.2011

all

Discussion of chapter 3 of D'Alessandro's book (controllability)

Tue, 24.05.2011, 14:15, room 1102 (jointly with theory colloquium)

Michael Goerz

Optimal controlled phase gates for trapped neutral atoms at the quantum speed limit

16.05.2011

Michael Goerz

Chebychev propagator for inhomogeneous Schrödinger equations

09.05.2011

all

follow-up discussion to Andrea Simoni's visit

Tue, 03.05.2011, 14:15, room 1102 (jointly with theory colloquium)

Andrea Simoni, U Rennes

Theory and numerical modelling of ultracold atom-ion collisions

Tue, 19.04.2011, 14:15, room 1102 (jointly with theory colloquium)

Giulia Gualdi

Entanglement in many-body systems

11.04.2011

Christiane Koch

Overview over recent discussions

Winter Semester 2010/11

Date

Speaker

Subject

21.03.2011

Martin Berglund

Modelling rotations in diatomic molecules

Tue, 15.02.2011, 17:00

Michael Goerz

Optimal controlled phasegates for trapped neutral atoms at the quantum speed limit