Conference Talks

• November 12, 2021, Conformal Vector Fields on Locally Conformally Kähler Manifolds
  Workshop Locally Conformal Symplectic Manifolds: Interactions and Applications,
  BIRS (online), Banff, Canada.


• July 16, 2020, LCK Structures with Holomorphic Lee Vector Field
  Conformal Structures in Geometry, zoom Conference on the occasion of Liviu Ornea's 60th birthday.


• April 19, 2019, Special Locally Conformally Kähler Metrics
  Workshop on Riemannian and Kähler Geometry,
  IMAR, Bucharest, Romania.


• July 12, 2018, Conformal Kähler Metrics
  3rd Bavarian Geometry & Topology Meeting,
  University of Regensburg, organized by SFB 1085.


• May 14, 2018, Conformal Kähler Metrics
  Workshop Conformal geometry, Cartan connection and locally conformally Kähler structures,
  Palazzone di Cortona, organized by Scuola Matematica Interuniversitaria.


• October 10 - October 14, 2017, Lectures on Locally Conformally Kähler Geometry
  Fall School Lie Theory, Geometry, and Differential Equations,
  Castle Rauischholzhausen, organized by the Universities Gießen and Marburg.


• April 4, 2017, Holonomy Groups of Locally Conformally Kähler Metrics
  Workshop Young Women in Geometry, Max Planck Institute for Mathematics, Bonn.


• May 18, 2016, Holonomy of Locally Conformally Kähler Metrics
  Geometric structures related to Hermitian and almost Hermitian manifolds, Leibniz University, Hannover.


• July 8, 2015, Homogeneous Clifford Structures on Riemannian Manifolds,
  Symposium on the Geometry and Topology of Manifolds, Pacific Institute for the Mathematical Sciences, Vancouver, Canada.


• October 10, 2014, Homogeneous Almost Quaternion-Hermitian Manifolds,
  Spinorial Geometry and Analysis on Manifolds, Centre international de recontres mathématique, Luminy, France.


• August 30, 2013, Homogeneous Clifford Structures,
  Anniversary Conference Faculty of Sciences -- 150 years, University of Bucharest, Romania.


• April 18, 2012, Lowest Eigenvalue of the Dirac Operator on Kähler Manifolds and Special Holonomy,
  Workshop: Geometric Structures on Manifolds, Banff International Research Center , Banff, Canada.


• August 29, 2011, On Formal Riemannian Metrics,
  The 10th International Workshop on Differential Geometry and its Applications,
  Ovidius University, Constanta, Romania.


• November 4, 2010, Limiting Kähler Manifolds for Kirchbergs Inequalities,
  Lie Theory and Complex Geometry, Philipps University, Marburg, Germany.


• August 30, 2010, A Representation-Theoretical Proof of Branson's Classification of Elliptic Generalized Gradients,
  Differential Geometry and Its Applications 2010, Masaryk University, Brno, Czech Republic.


• January 19, 2010, Geometric Description of Kähler Manifolds Carrying Kählerian Twistor Spinors,
  Journées Nancéiennes de Géométrie, Institut Élie Cartan, Université Henri-Poincaré, Nancy, France.

Selected Seminar Talks

• January 28, 2019, Special Locally Conformally Kähler Metrics,
  Oberseminar Differential Geometry, University of Augsburg.


• June 28, 2017, Kähler metrics in a conformal class,
  Forschungsseminar Differential Geometry, University of Greifswald.


• December 5, 2016, On the number of Kähler metrics in a conformal class,
  Oberseminar Differential Geometry, Westfälische Wilhelms University, Münster.


• June 7, 2016, On Toric Vaisman Manifolds,
  Research Seminar, Philipps University, Marburg.


• March 6, 2014, Structures de Clifford homogènes,
  Seminar on Algebra, Topology and Geometry, University of Nice.


• March 3, 2014, Structures de Clifford homogènes,
  Seminar on Analysis, Geometry and Topology, University Aix-Marseille.


• June 6, 2013, Homogeneous Clifford structures,
  Kepler-Kolloquium, University of Regensburg.


• December 5, 2012, Extremal Rank Homogeneous Clifford Structures,
  Geometry and Topology Oberseminar, University of Bielefeld.


• April 26, 2012, Homogeneous Clifford Structures,
  Oberseminar Global Analysis, University of Regensburg.


• December 7, 2011, Higher Rank Homogeneous Clifford Structures,
  Forschungsseminar, Humboldt Universität, Berlin.


• May 18, 2011, Dirac Operators in Kähler Geometry,
  Spring School Index Theory, Graduiertenkolleg Regensburg, Hesselberg.


• January 5, 2011, On Formal Riemannian Metrics,
  Differential Geometry Seminar, IMAR, Bucharest.


• March 30, 2010, Special Classes of Spinors on Riemannian and Kähler Manifolds,
  Doctorands Seminar, Mathematics Research Unit, University of Luxemburg.


• March 11, 2010, Die geometrische Beschreibung von Kählerschen Mannigfaltigkeiten die Kählersche Twistorspinoren zulassen,
  Faculty of Mathematics, Ruhr-University, Bochum.


• January 28, 2010, The Geometric Description of Kähler Manifolds Carrying Kählerian Twistor Spinors,
  Differential Geometry Oberseminar, Institute of Differential Geometry, Leibniz University, Hannover


• June 3, 2009, Kähler Manifolds Carrying Kählerian Twistor Spinors,
  Differential Geometry Seminar, IMAR, Bucharest.


• May 26, 2009, Kählersche Mannigfaltigkeiten mit kleinstem Eigenwert des Dirac-Operators,
  Geometry Oberseminar, Faculty of Mathematics, LMU München.


• April 30, 2009, Kählersche Mannigfaltigkeiten, die Kählersche Twistorspinoren zulassen,
  Differential Geometry Oberseminar, Institute of Mathematics, University of Regensburg


• April 20, 2009, Kählersche Mannigfaltigkeiten mit kleinstem Eigenwert des Dirac-Operators,
  Differential Geometry Oberseminar, Department of Mathematics, University of Hamburg.


• February 10, 2009, A Short Insight into Spin Geometry, Outline as [pdf],
  Blockseminar Graduiertenkolleg, Wermelskirchen.


• September 10, 2008, Kato Constants and Ellipticity of Generalized Gradients,
  Differential Geometry Seminar, Institute of Mathematics Simion Stoilow of the Romanian Academy, Bucharest.


• May 26, 2008, Ellipticity of Generalized Gradients,
  A. Besse Seminar, Centre de Mathématiques Laurent Schwartz, École Polytechnique, Paris.


• February 13, 2008, Geodesics and Jacobi Vector Fields on Riemannian Manifolds,
  Blockseminar Graduiertenkolleg, Marienthal.


• December 11, 2007, Introduction to Conformal Geometry,
  Geometry Seminar, Institute of Mathematics, University of Cologne.


• June 27, 2007, The Space of Weitzenböck Formulas on a Riemannian Manifold,
  Differential Geometry Seminar, Institute of Mathematics Simion Stoilow of the Romanian Academy, Bucharest


• March 27, 2007, On Curvature, Physikal Motivation as [pdf],
  Graduiertenkolleg Fellow Seminar, University of Cologne.


• March 12, 2007, Weitzenböck Formulas in Geometry and Topology [pdf],
  Blockseminar Graduiertenkolleg, Bad Honnef.


• November 28, 2006, Extremal Metrics on Sasakian Manifolds,
  Geometry Seminar, Institute of Mathematics, University of Cologne.

Organized Conferences

• September 11-14, 2018, Workshop Special Metrics and Symmetries on Complex Manifolds,
  SFB 1085 Higher Invariants, University of Regensburg (organized together with Alexandra Otiman).
  
  
• September 13-17, 2010, Summer School Canonical Metrics on Kähler Manifolds, Cologne
  (organized together with Prof. G. Marinescu and Prof. U. Semmelmann).