Physikalisches Institut
der Universität Bonn
Theory Department

Nußallee 12
D-53115 Bonn
Germany

Currently:

I am Maître de conférences at LMIA, Université de Haute Alsace, Mulhouse (France).

At the moment I am visiting the Department of Theoretical Physics at University of Zaragoza (Spain).

Recent Events:

Mini-Workshop Renormalization [poster], December 15-16, 2006
at Max Planck Institute for Mathematics, Bonn.
Organizers: M. Marcolli, K. E.-F.

Conference on Combinatorics and Physics [poster], March 19-23, 2007
at Max Planck Institute for Mathematics, Bonn.
Organizers: M. Marcolli, W. van Suijlekom, K. E.-F.

Spring school+Conference: Algebraic and Combinatorial Structures in Quantum Field Theory [poster], March 23 - April 3, 2009.
INSTITUT D'ETUDES SCIENTIFIC DE CARGESE, Cargese, France.
Organizers: P. Cartier, F. Patras, J.-Y. Thibon, K. E.-F.

Upcoming Events:

• Workshop: Manifolds and Geometric Integration Colloquia (MaGIC) 2009
  Hornsjo, Lillehammer, Norway, March 2 - 6, 2009.
  Organized by the Numerical Analysis groups in Bergen and Trondheim
  
  
• International Conference on Scientific Computation and Differential Equations SciCADE 2009
  May 24 - 29, Beijing, China.
  
  
• Groupe de travail : Theorie des champs periodes et polylogarithmes II
  du 1er au 5 juin 2009, Institut des Hautes Etudes Scientifiques, Bures-sur-Yvette, France.
  
  
• Universidad Nacional Autonoma de Mexico (UNAM), Instituto de Ciencias Nucleares, June 16-21, 2009, Mexico-City, Mexico.
  
  
• CIMAT, Guanajuato, Mexico
  Summer School: Renormalization, graph polynomials, Hopf algebras and relations with motives (June 22 - July 1, 2009)
  and
  International Workshop: Algebraic geometry and algebra related to renormalization (July 3 - 4, 2009)
  Organizers: Pedro Luis del Angel, Javier Elizondo, Chris Peters
  
  
• SIAM Conference on Control and Its Applications (CT09), July 6-8, 2009, Denver, Colorado, USA.
  
  
• School-Conference: Hopf-in-Lux at University of Luxembourg, 13-17 July 2009, Luxembourg.
  
  
• Visiting the Physikalisches Institut der Universitaet Bonn, Theory Department, July 20 - August 11, 2009, Bonn, Germany.
  
  
• XVIII International Fall Workshop on Geometry and Physics, at the Benasque Center for Physics, Sep 06 -- Sep 11, 2009, Spain.
  Organizers: J. F. Carinena, E. Martinez, J. Clemente-Gallardo (U. Zaragoza) J. N. da Costa (U. Coimbra), D. Martin de Diego (CSIC, Madrid)
  
  
• University of Bergen, Department of Mathematics, Sept. 13-19, 2009, Bergen, Norway.
  
  
• School of Mathematical and Computer Sciences, Dept. of Mathematics, Heriot-Watt University, Dec. 6-10, 2009, Edinburgh, Scotland.
  
  
• Trimester COMBINATORICS AND CONTROL at Madrid, April - June, 2 0 1 0 ===> COCO2010.
  

Most recent publication: [complete list]

"Dendriform Equations", (K.E.-F., D. Manchon)
Journal of Algebra 322, (2009) 4053-4079.

Most recent talks: [complete list]

School-Conference on Hopf algebras Hopf-in-Lux at University of Luxembourg.
Organizers: Said Benayadi, Philippe Bonneau, Yael Fregier, Martin Schlichenmaier
3 Lectures: "Modern aspects of perturbative renormalization"
Talk, 16/07/2009, title: "On the pre-Lie Magnus and Fer expansions".

2009: Curriculum Vitae including publications, talks, visits,...