Talks

Talks:

A. Pelster:
Variationsstörungstheorie;
Vorstellungsvortrag zur Habilitation, Fachbereich Physik der Freie Universität Berlin, 16. Juli 2003;
Max-Planck Institute for the Physics of Complex Systems in Dresden, July 24, 2003
A. Pelster:
Quantum Phase Diagram for Bose Gases;
2nd Lattice Day of the Priority Program SPP 1116, Oldenburg, October 9--10, 2003
A. Pelster:
Gravitationswellendetektion: ein neues Gebiet der Astronomie?;
Öffentlicher Habilitationsvortrag, Fachbereich Physik der Freie Universität Berlin, 21. Januar 2004
S.F. Brandt and A. Pelster:
Higher Orders of Large-D Expansion From Variational Perturbation Theory;
Spring Conference of the German Physical Society, Berlin, March 4 -- 9, 2005
M. Güßmann, A. Pelster, and G. Wunner:
Retinotopic Projections: Self-Organization of Neural Maps in the Visual System;
Spring Conference of the German Physical Society, Berlin, March 4 -- 9, 2005
S. Kling and A. Pelster
Rotating Bose-Einstein Condensates;
Spring Conference of the German Physical Society, Berlin, March 4 -- 9, 2005
F. Nogueira and A. Pelster
1/N-Expansion for Interacting Bose Gas;
Spring Conference of the German Physical Society, Berlin, March 4 -- 9, 2005
K. Glaum, H. Kleinert, and A. Pelster:
Many-Orbital Path Integrals;
8th International Conference on Path Integrals: From Quantum Information to Cosmology, Prague, June 6 -- 10, 2005
S. Röthel, H. Kleinert, and A. Pelster:
Stability of a Dilute Ultracold Trapped Gas of Bose and Fermi Atoms;
PhD Workshop on Ultracold Bose-Fermi Mixtures, University of Potsdam, September 26 -- 28, 2005
A. Pelster:
Optische Wellenleiter
Vortrag am Institut für Angewandte Physik, Rheinische Friedrich-Wilhelms-Universität Bonn, 1. September 2006
M. Pater:
Folien: Bose-Einstein Kondensation und schriftliche Ausarbeitung: Bose-Einstein Kondensation
Hauptseminarvortrag, Universität Duisburg-Essen, 17. Januar 2007
M. Schütte and A. Pelster:
BEC with $1/r$ Interatomic Interaction;
Spring Conference of the German Physical Society, Düsseldorf, March 19 -- 23, 2007
M. Timmer, A. Pelster, and R. Graham:
Disorder Induced Shift of Condensation Temperature for Dilute Trapped Bose Gases;
Spring Conference of the German Physical Society, Düsseldorf, March 19 -- 23, 2007
K. Krutitsky, A. Pelster, and R. Graham:
Mean-Field Phase Diagram of Disordered Bosons in a Lattice at Non-Zero Temperature;
Spring Conference of the German Physical Society, Düsseldorf, March 19 -- 23, 2007
S.F. Brandt, R. Wessel, and A. Pelster:
Controlling the Phase in a Neuronal Feedback Loop Through Asymmetric Temporal Delays;
Spring Conference of the German Physical Society, Regensburg, March 26 -- 30, 2007
W. Korolevski, K. Glaum, and A. Pelster:
Density Distribution for Ideal Trapped Bose Gases;
Spring Conference of the German Physical Society, Regensburg, March 26 -- 30, 2007
A. Hoffmann:
Visibility of an Atomic Cloud Released from Optical Lattice;
Vortrag im Theorieseminar der Universität Duisburg-Essen, 31. Mai 2007
K. Glaum:
Weakly Interacting Dipolar Bose-Gases within Canonical Ensembles;
Vortrag im Theorieseminar der Universität Duisburg-Essen, 12. Juni 2007
B. Klünder:
Kritische Temperatur ungeordneter Bosonen;
Vortrag im Theorieseminar der Universität Duisburg-Essen, 03. Dezember 2007
E. Santos:
Quantum Phase Diagram of Bosons in Optical Lattices;
New Year Seminar 2008, Berlin, January 3, 2008
M. Ohliger:
Spin-1 Bosons in Optical Lattice;
New Year Seminar 2008, Berlin, January 3, 2008
M. Ohliger:
Diagrammatic Green's Functions Approach to the Bose-Hubbard Model;
Vortrag im Gruppenseminar der AG Graham, 22. Januar 2008
S. Overesch, A. Pelster, and H. Kleinert:
Variational Resummation of Effective Potential in phi4-Theory with Proper Goldstone Modes;
Spring Conference of the German Physical Society, Berlin, February 25 -- 29, 2008
G. Falco, R. Graham, and A. Pelster:
Collective Excitations in a Trapped Bose-Einstein Condensate with Weak Disorder;
Spring Conference of the German Physical Society, Berlin, February 25 -- 29, 2008
S.F. Brandt, A. Pelster, and R. Wessel:
Noise-Dependent Stability of the Synchronized State in a Coupled System of Active Rotators;
Spring Conference of the German Physical Society, Berlin, February 25 -- 29, 2008
A.R.P. Lima:
Ultracold Quantum Gases;
Meeting of German Academic Exchange Service (DAAD), Bonn, April 10 -- 11, 2008
A.R.P. Lima:
Hints for Newcomers in Germany;
Meeting of German Academic Exchange Service (DAAD), Bonn, April 10 -- 11, 2008
M. Ohliger:
Bosons in Optical Lattices;
Theorieseminar, Universität Duisburg-Essen, 16. April 2008
S. Schmidt:
Bose-Hubbard Model at Finite Temperature
Theory Seminar, Yale University, April 22, 2008
K. Glaum and A. Pelster:
Critical Temperature of Dipolar Interacting Bose Gases;
Symposium on Bose-Einstein Condensation, Tübingen, May 30, 2008
E. Santos, M. Ohliger, A. Hoffmann, and A. Pelster:
Quantum Phase Diagram of Bosons in Optical Lattices;
Symposium on Bose-Einstein Condensation, Tübingen, May 30, 2008
R. Graham and A. Pelster:
Bose-Einstein Condensation in Random Potentials;
Seminar Talk at the University of Augsburg, June 20, 2008
B. Bradlyn, A. Hoffmann, M. Ohliger, A. Pelster, and F.E.A. dos Santos:
Field-Theoretic Description of Bosons in Optical Lattices;
422nd Wilhelm and Else Heraeus Seminar Quo Vadis BEC?;
Physikzentrum, Bad Honnef, October 29 -- 31, 2008
F.E.A. dos Santos, B. Bradlyn, and A. Pelster:
Ginzburg-Landau Theory for Bosonic Lattices;
Spring Conference of the German Physical Society, Hamburg, March 2 -- 6, 2009
F.E.A. dos Santos and A. Pelster:
Collapse and Revival of Matter Waves in Bosonic Optical Lattics;
Spring Conference of the German Physical Society, Hamburg, March 2 -- 6, 2009
A.R.P. Lima and A. Pelster:
Collective Motion of Polarized Dipolar Fermi Gases in the Hydrodynamic Regime;
Spring Conference of the German Physical Society, Hannover, March 8 -- 12, 2010
A. Pelster:
Ginzburg-Landau Theory for Bosons in Optical Lattices;
Summer School and Workshop Quo Vadis BEC?; Max-Planck Institute for the Physics of Complex Systems, August 2 -- 20, 2010
A. Pelster:
On the Dirty Boson Problem;
Summer School and Workshop Quo Vadis BEC?; Max-Planck Institute for the Physics of Complex Systems, August 2 -- 20, 2010
A.R.P. Lima:
Dipolar Quantum Gases;
Summer School and Workshop Quo Vadis BEC?; Max-Planck Institute for the Physics of Complex Systems, August 2 -- 20, 2010
C. Nietner:
Ginzburg-Landau Theory for the Jaynes-Cummings Hubbard Model;
Seminar Talk at Technical University of Berlin, October 22, 2010
C. Krumnow and A. Pelster:
Dipolar Bose-Einstein Condensates with Weak Disorder;
III International School and Conference on Photonics, Belgrade, Serbia, August 29 - September 2, 2011
T. Grass, F.E.A. dos Santos, and A. Pelster:
Nonequilibrium Dynamics of Bosons in Optical Lattices from Schwinger-Keldysh Calculation;
Finite-Temperature Non-Equilibrium Superfluid Systems, EMMI Workshop, Internationales Wissenschaftsforum der Universität Heidelberg, September 18 - 21, 2011
F.E.A. dos Santos:
Ginzburg-Landau Theory for Bosonic Gases in Optical Lattices;
Disputation, Free University of Berlin, November 7, 2011
A. Pelster:
On the Dipolar Dirty Boson Problem;
Colloquium of Collaborative Research Center SFB TR 49, November 10, 2011
B. Abdullaevk:
Bose-Einstein Condensate in Weak Laser Speckle Disorder;
New Year Seminar 2012, Free University of Berlin
F. Wächtler:
Kinetic Description of Dipolar Fermi Gases -- From Collisionless to Hydrodynamic Regime;
New Year Seminar 2012, Free University of Berlin
T. Checinski:
Bogoliubov Theory of Dipolar Bose Gases at Finite Temperature;
New Year Seminar 2012, Free University of Berlin
A. Pelster:
Ultracold Quantum Gases -- A Fascinating Playground for Basic Research in Physics;
Fellow Lecture at the Hanse Institute of Advanced Studies in Delmenhorst, February 29, 2012
M. Lewandowski and A. Pelster:
Primordial Models for Dissipative Bose-Einstein Condensates;
DPG Spring Conference, Stuttgart, March 12 -- 16, 2012
H. Al-Jibbouri, I. Vidanovic, A. Balaz, and A. Pelster:
Geometric Resonances in Bose-Einstein Condensates with Two- and Three-Body Interactions;
Seminar Talk at Free University of Berlin, July 13, 2012
W. Cairncross and A. Pelster:
Parametric Resonance in Bose-Einstein Condensates;
Seminar Talk at Technical University of Kaiserslautern, August 29, 2012
J. Akram:
Evolution of BEC in Gravito-Optical Surface Trap;
PhD Enrollment Talk at Free University of Berlin, September 28, 2012
B. Nikolic:
Dipolar Bose-Einstein Condensates in Weak Anisotropic Disorder Potentials;
PhD Enrollment Talk at Free University of Berlin, September 28, 2012
A. Pelster:
Ginzburg-Landau Theory for Bosons in Optical Lattices;
International Symposium Selforganization in Complex Systems: The Past, Present, and Future of Synergetics, Hanse Institute of Advanced Studies, Delmenhorst, November 13 -- 16, 2012
D. Hinrichs:
Critical Properties of the Bose-Hubbard Model;
Seminar Talk at the Scientific Computing Laboratory, Institute of Physics, Belgrade, November 28, 2012
T. Wang:
Multi-Components Effective Action Method on the Bosonic Superlattice;
Seminar Talk at the Free University of Berlin, January 2, 2013
M. Herold:
Sum-Rule Approach for Collective Excitations of Ultracold Quantum Gases;
New Seminar Talk at the Free University of Berlin, January 7, 2013
C. Wille:
Two-Fluid Model for Anisotropic Superfluids;
New Seminar Talk at the Free University of Berlin, January 7, 2013
M. May:
Mean-Field Theory for Extended Bose-Hubbard Model With Hard-Core Bosons;
New Seminar Talk at the Free University of Berlin, January 7, 2013
M. Mobarak and A. Pelster:
Superfluid Phases of Spin-1 Bosons in a Cubic Optical Lattice at Zero Temperature;
New Seminar Talk at the Free University of Berlin, January 7, 2013
C. Gruber:
Bose-Einstein Condensation in Compact Astrophysical Objects;
New Seminar Talk at the Free University of Berlin, January 8, 2013
A. Balaz:
Nonlinear Excitations in Bose-Einstein Condensates: Parametric and Geometric Resonances, Faraday Waves;
Seminar Talk at Center of Applied Space Technology and Microgravity at Bremen University, January 23, 2013
T. Wang:
Artificially Tuned Optical Lattices;
Seminar Talk at Institute of Physics, University of Belgrade, September 5, 2013
H. Al-Jibbouri:
Collective Excitations in Bose-Einstein Condensates;
Disputation, Free University of Berlin, September 23, 2013
R.K. Kumar:
Study on the Properties of Dipolar Bose-Einstein Condensates from Mean-Field Description;
Seminar Talk, Free University of Berlin, October 4, 2013
B. Nikolic:
Bose-Einstein Condensates in Disorder Potentials - Perturbative and Non-Perturbative Approach;
New Year Seminar 2014, Berlin, January 6, 2014
T. Khellil:
Bose-Einstein Condensates with Strong Disorder - Replica Method;
New Year Seminar 2014, Berlin, January 6, 2014
M. Mobarak:
Spinor Bose Gases in Cubic Optical Lattice;
New Year Seminar 2014, Berlin, January 6, 2014
V. Bezerra:
Competing Magnetic and Superfluid Phases in the Two-Channel Fermi-Hubbard Model;
Seminar Talk, Technical University of Kaiserslautern, April 24, 2014
M. Ghabour:
Bogoliubov Theory of Dipolar Bose Gas in Weak Random Potential;
New Year Seminar 2015, Berlin, January 5, 2015
J. Akram:
Analytical and Numerical Study of Localized Impurity in Bose-Einstein Condensate;
New Year Seminar 2015, Berlin, January 5, 2015
T. Khellil:
Hartree-Fock Theory of a Harmonically Trapped Dirty Bose-Einstein Condensate;
New Year Seminar 2015, Berlin, January 5, 2015
A. Balaz and A. Pelster:
Trapped Bose-Einstein Condensates with Strong Disorder;
DPG Spring Conference, Heidelberg, March 23 -- 27, 2015
X.-F. Zhang, T. Wang, S. Eggert, and A. Pelster:
Tunable Anisotropic Superfluidity in Optical Kagome Superlattice;
DPG Spring Conference, Heidelberg, March 23 -- 27, 2015
T. Khellil:
German-Algerian Students and Academics in Germany
DAAD Student Meeting, Berlin, June 3, 2015
A. Balaz:
Bilateral collaboration with Germany: 2009-2015;
DAAD Information Day, Goethe Institute, Belgrade, June 4, 2015
A. Pelster:
Bose-Einstein Condensates of Atoms and Photons - A Comprehensive Overview;
Workshop Light: Life & Science and 67th Annual Meeting of Brazilian Society for Progress of Science, Sao Carlos, July 14 -- 18, 2015
A. Pelster:
Tuning the Quantum Phase Transition of Bosons in Optical Lattices;
Photonica 2015, Belgrade, August 24 -- August 28, 2015
A. Pelster:
Ultracold Quantum Gases -- A Fascinating Playground for Basic Research in Physics;
Theoretical Physics Colloquium, Kaiserslautern, November 26, 2015
V. Veljic, A. Balaz, and A. Pelster:
TOF for Trapped Dipolar Fermi Gases: From Collisionless to Hydrodynamic Regime;
DPG Spring Conference, Hannover, February 29 -- March 4, 2016
W. Kopylov, M. Radonjic, T. Brandes, A. Balaz, and A. Pelster:
Dissipative Two-Mode Tavis-Cummings Model with Time-Delayed Feedback Control;
DPG Spring Conference, Hannover, February 29 -- March 4, 2016
J. Akram and A. Pelster:
Tuning Static and Dynamic Properties of a Quasi One-Dimensional Bose-Einstein Condensate;
DPG Spring Conference, Hannover, February 29 -- March 4, 2016
T. Khellil and A. Pelster:
Weakly Interacting Bose Gas in Random Environment;
DPG Spring Conference, Hannover, February 29 -- March 4, 2016
D. Morath, D. Straßel, A. Pelster, and S. Eggert:
Dimensional Phase Transition from 1D Behavior to a 3D Bose-Einstein Condensate;
DPG Spring Conference, Hannover, February 29 -- March 4, 2016
M. Bonkhoff:
Interacting Anyons in a One-Dimensional Optical Lattice;
Group Seminar at Technical University of Kaiserslautern, February 2, 2017
A. Pelster:
Functional Integral Approach for Trapped Dirty Bosons;
Path Integration in Complex Dynamical Systems, Lorentz Center Leiden, February 6 -- 10, 2017
A. Pelster:
Two Intriguing Examples for Topological Effects in Ultra-Cold Atoms;
DFG-Research Unit 2414 Artificial Gauge Fields and Interacting Topological Phases in Ultracold Atoms, Munich, February 23 -- 24, 2017
A. Pelster:
Gravitationswellen - Ein neues Fenster ins Universum;
Öffentlicher Habilitationsvortrag, Fachbereich Physik der Technischen Universität Kaiserslautern, 19. April 2018
N. Mann, M.R. Bakhtiari, A. Pelster, and M. Thorwart:
Nonequilibrium Quantum Phase Transition in a Hybrid Atom-Optomechanical System;
49th Annual DAMOP Meeting, Ft. Lauderdale, May 28 -- June 1, 2018
A. Pelster:
On the Dirty Boson Problem;
Minisymposium of SFB/TR 185 (OSCAR), Kaiserslautern, November 21 -- 22, 2018
C. Dauer, A. Pelster, and S. Eggert:
Engineering Feshbach Resonances by Time-Periodic Driving;
DPG Spring Conference, Rostock, March 10-15, 2019
P. Matveeva, D. Morath, D. Straßel, A. Pelster, I. Schneider, and S. Eggert:
Dimensional crossover in a bosonic quantum gas;
DPG Spring Conference, Rostock, March 10-15, 2019
E. Wamba, A. Pelster, and J. Anglin:
Mapping between a Floquet problem and a slow evolution of a Bose gas in the mean-field regime;
DPG Spring Conference, Rostock, March 10-15, 2019
A. Pelster:
Ultracold Quantum Gases I - Theory of Cold Atoms;
School on the Physics of Strongly Coupled Systems, Bad Honnef, March 31-April 5, 2019
V. Veljic, A. Pelster, and A. Balaz:
Stability Diagrams and Dynamics of Quantum Degenerate Fermi Gases of Polar Molecules;
DAMOP 2019, Milwaukee (USA), May 27 -- 31, 2019
N. Mann, A. Pelster, and M. Thorwart:
Tuning the Order of the Nonequilibrium Quantum Phase Transition in a Hybrid Atom-Optomechanical System;
DAMOP 2019, Milwaukee (USA), May 27 -- 31, 2019
E. Stein and A. Pelster:
Collective Frequencies of Photon Bose-Einstein Condensates;
DAMOP 2019, Milwaukee (USA), May 27 -- 31, 2019
N. Moller, V. Bagnato, and A. Pelster:
Weakly Interacting Bose Gas on Curved Manifolds;
DAMOP 2019, Milwaukee (USA), May 27 -- 31, 2019
A. Pelster:
Superfluidity in Strong Dipolar Quantum Gases;
International Conference on Emerging Quantum Technology, Hefei (China), September 15 -- 20, 2019
A. Becker:
BCS Mean-Field Theory and Beyond;
Group Seminar Artur Widera, TU Kaiserslautern, February 26, 2020
A. Pelster:
Bose-Einstein Condensation in Microgravity -- Challenges and Perspectives;
Spring Workshop of Research Training Group Models of Gravity, University of Bremen, March 2 -- 4, 2020
E. Wamba:
N-point function space-time mapping for dissipative quantum systems;
Group Seminar Michael Fleischhauer, TU Kaiserslautern, September 22, 2020
E. Stein and A. Pelster:
Quantum Mechanical Description of Thermo-Optic Interaction;
Workshop Condensates of Light 2022, Leiden, April 4 -- 8, 2022
L. Salasnich:
Bose-Einstein Condensation on the Surface of a Sphere;
Online Workshop on Prospects of Quantum Bubble Physics, Hannover, April 6 -- 7, 2022
A. Tononi:
Scattering theory and equation of state of a spherical 2D Bose gas;
Online Workshop on Prospects of Quantum Bubble Physics, Hannover, April 6 -- 7, 2022
N. Moller:
Bose-Einstein Condensation on Curved Manifolds;
Online Workshop on Prospects of Quantum Bubble Physics, Hannover, April 6 -- 7, 2022
E. Stein:
Thermooptische Wechselwirkung und dimensionaler Übergang in Photon-Bose-Einstein-Kondensaten;
Disputation, Kaiserslautern, November 9, 2022
L. Buß:
Casimir Effect in the Presence of Weak Gravity;
Master Thesis Defence, Kaiserslautern, November 14, 2022
T. Möhnen:
Bose gases in Confinements of Finite Size;
Group Seminar Michael Fleischhauer, TU Kaiserslautern, December 5, 2022
A. Pelster:
Ultracold Quantum Gases: A Fascinating Playground for Basic Research;
Lecture Series, Department of Physics, RPTU Kaiserslautern-Landau, January 6, 2023
S. Yong:
BEC-BCS Crossover;
Group Seminar Michael Fleischhauer, RPTU Kaiserslautern-Landau, January 23, 2023
A. Pelster:
On the Theoretical Description of Photon Bose-Einstein-Condensates;
The 21st Symposium on Condensed Matter Physics, Belgrade, Serbia, June 26-30, 2023
J. Krauß:
Hydrodynamic Description of Vortices in Photon Bose-Einstein Condensates;
Group Seminar of Michael Fleischhauer, RPTU Kaiserslautern-Landau, July 17, 2023
J. S. Soares:
The thermodynamic properties of the Bose-Einstein condensates using the recursive canonical approach;
Group Seminar, RPTU Kaiserslautern-Landau, August 23, 2023
H. Donegan:
BCS-Bose Crossover in 2D;
Group Seminar, RPTU Kaiserslautern-Landau, August 30, 2023
S. Yong, S. Barbosa, J. Koch, A. Widera, and A. Pelster:
Thermometry for trapped fermionic atoms in the BCS limit;
Workshop Ultracold Mixtures: polarons and beyond, Magdalen College, Oxford, UK, September 17-20, 2023
M. A. G. dos Santos Filho:
Vortex Lines in an Imperfect Bose Gas;
Group Seminar, RPTU Kaiserslautern-Landau, December 5, 2023
J. Krauß:
Dimensional Crossover and Thermo-Optic Interaction in Photon Bose-Einstein Condensates;
Group Seminar, RPTU Kaiserslautern-Landau, January 15 and 17, 2024
A. Pelster:
Selected Topics on Photon Bose-Einstein Condensates;
Finite Temperature Non-Equilibrium Superfluid Systems, Gold Coast, Australia, September 1-5, 2024