Events

Upcoming:

• Workshop ``Field theories with defects'', Hamburg, February 13-15, 2013. D. Roggenkamp, I. Runkel and C. Schweigert organizers.
• Workshop ``Matrix factorizations in algebra, geometry and physics'', Oberwolfach, September 1-7, 2013. R. Buchweitz, H. Krause, K. Hori and C. Schweigert organizers.
• Workshop ``Modern trends in topological field theory'', Erwin-Schrödinger-Institute for Mathematical Physics, February and march 2014, J. Fuchs, L. Katzarkov, N. Reshetikhin and C. Schweigert organizers.

Past:

• Workshop From Poisson to string geometry
• Workshop New Perspectives in Topological Field Theories August 27-31, 2012, Hamburg
• XIX International Colloquium on Group-Theoretical Methods in Physics, August 20-26, 2012 Tianjin, China
• Workshop Workshop on Representation Theoretical and Categorical Structures in Quantum Geometry and Conformal Field Theory Erlangen, November 2011
• Workshop Conformal field theories and tensor categories at the Bejing International Center for Mathematical Research, June 2011 Colloquium on the occasion of Ernst Witt's 100th birthday, Hamburg, June 2011
• Seminar Bremen-Hamburg-Kiel, Hamburg, July 2011
• Workshop Higher Structures in Topology and Geometry V, Hamburg, May 2011 > Workshop ``Geometry, quantum field, and strings: categorical aspects'' (with Peter Bouwknegt and Dan Freed), MFO Oberwolfach, 6.6.-12.6.2010.
• Summer school topological field theories in Almeria, Spain.
• Noncommutative Structures in Mathematics and Physics, sattelite conference to the 5th ECM in Brussels (22.-26.7.2008)
• Minisymposium ``Representation Theoretic Methods and Quantization'' at the 5th ECM in Amsterdam (14-18.7.2008)
• Birthday colloquium for Klaus Fredenhagen
• Workshop on the Geometric Langlands program, Hamburg (9.-13.7.2007)
• Arbeitsgemeinschaft in Oberwolfach on Conformal Field Theory, 1.04-6.04.2007. Program and Schedule
• Colloquium ``Kähler Geometry and Mathematical Physics'', Hamburg 24.-25.11.2006
• Opening colloquium of the Center of Mathematical Physics, Hamburg (20.10.-22.10.2005)
• Oberwolfach-Miniworkshop ``Gerbes, twisted K-theory and conformal field theory'' (14.08-20.08.2005)
• International Workshop: Lessons from low dimensions - the many aspects of Conformal Field Theory (08.-10.04.2005)
• Blockseminar `` Geometric aspects of conformal field theory'' with Christian Bär in February 2005
• Co-organizer of the semester on Tensor categories in mathematics and physics that will be held at the Erwin-Schrödinger-Institute in Vienna in spring 2004.
• Co-organizer of the colloquium in honour of Prof. Peter Slodowy, held in Hamburg on October 17 and 18, 2003.
• Lectures at School ``Advanced topics in string theory''
• Co-organizer of the workshop ``Modularization of premodular categories'' on the Ile Bailleron, France, September 2000
• Co-organizer of the workshop ``Conformal field theory of D-branes'' at DESY, Hamburg, Germany.
• Co-organizer of the workshop ``Verlinde formula and conformal blocks'' at the `Mathematisches Forschungsinstitut Oberwolfach', March 1997.