Forschungsinteressen

Darstellungstheorie endlicher Gruppen

Veröffentlichungen

  • (mit Tung Le, Kay Magaard) On the Characters of the Sylow p-Subgroups of Untwisted Chevalley Groups Y_n(p^a), LMS J. Comput. Math. 19 (2016), 303-359.
    [Preprint: arXiv]
  • (mit Felix Noeske) Restricting Unipotent Characters in Special Orthogonal Groups, LMS J. Comput. Math. 18 (2015), 456-488.
    [Preprint: arXiv]
  • (mit Felix Noeske) Decomposition Numbers of SO7(q) and Sp6(q), J. Algebra 413 (2014), 15-40.
    [Preprint: arXiv]
  • (mit Peter Symonds) Exterior and Symmetric Powers of Modules for Cyclic 2-Groups, J. Algebra 410 (2014), 393-420.
    [Preprint: pdf]
  • (mit Shih-chang Huang) On the Decomposition Numbers of Steinberg's Triality Groups 3D4(2^n) in Odd Characteristics, Comm. Algebra 41 (2013), 1484-1498.
    [Preprint: pdf]
  • (mit Shih-chang Huang) Dade's Invariant Conjecture for the Ree Groups 2F4(q^2) in Defining Characteristic, Comm. Algebra 40 (2012), 452-496.
    [Preprint: arXiv]
  • (mit Olivier Brunat) On Equivariant Bijections Relative to the Defining Characteristic, J. Algebra 334 (2011), 150-174.
    [Preprint: arXiv]
  • (mit Tung Le, Kay Magaard) Characters of the Sylow p-Subgroups of the Chevalley Groups D_4(p^n), J. Algebra 332 (2011), 414-427.
    [Preprint: arXiv]
  • On the Decomposition Numbers of the Ree Groups 2F4(q^2) in Non-Defining Characteristic, J. Algebra 325 (2011), 364-403.
    [Preprint: pdf]
  • (mit Shih-chang Huang) Character Tables of the Maximal Parabolic Subgroups of the Ree Groups 2F4(q^2), LMS J. Comput. Math. 13 (2010), 90-110.
    [Preprint: pdf]
  • (mit Jianbei An, Shih-chang Huang) Dade's Invariant Conjecture for the Symplectic Group Sp(4,2^n) and the Special Unitary Group SU4(2^2n) in Defining Characteristic, Comm. Algebra 38 (2010), 2364-2403.
    [Preprint: pdf]
  • (mit Hung Nguyen, Pham Tiep) On the Restriction of Cross Characteristic Representations of 2F4(q) to Proper Subgroups, Arch. d. Math. 93 (2009), 415-423.
    [Preprint: pdf]
  • (mit Shih-chang Huang) Character Table of a Borel Subgroup of the Ree Groups 2F4(q^2), LMS J. Comput. Math. 12 (2009), 1-53.
    [Preprint: pdf]
  • (mit Peter Symonds) Equivariant Hilbert Series, Algebra & Number Theory 3 (2009), 423-443.
    [Preprint: pdf]
  • Appendix zu Hung Nguyen, Pham Tiep: Cross Characteristic Representations of 3D4(q) are Reducible over Proper Subgroups, J. Group Theory 11 (2008), 657-668.
    [Preprint: pdf]
  • (mit Shih-chang Huang) Dade's Invariant Conjecture for Steinberg's Triality Groups 3D4(2^n) in Defining Characteristic, J. Algebra 316 (2007), 802-827.
    [Preprint: pdf]
  • Character Tables of Parabolic Subgroups of Steinberg's Triality Groups 3D4(2^n), J. Algebra 316 (2007), 254-283.
    [Preprint: pdf]
  • (mit Jianbei An, Shih-chang Huang) Uno's Invariant Conjecture for Steinberg's Triality Groups in Defining Characteristic, J. Algebra 316 (2007), 79-108.
    [Preprint: pdf]
  • On the 2-Decomposition Numbers of Steinberg's Triality Groups 3D4(q), q odd, J. Algebra 309 (2007), 569-593.
    [Preprint: pdf]
  • Character Tables of Parabolic Subgroups of Steinberg's Triality Groups, J. Algebra 281 (2004), 774-822.
    [Preprint: pdf]

Weitere wissenschaftliche Arbeiten

  • Character Tables of Parabolic Subgroups of Finite Groups of Lie Type and Applications, Habilitationsschrift, TU München, 2010.
  • Charaktertafeln parabolischer Untergruppen der Steinbergschen Trialitätsgruppen und Anwendungen auf deren Darstellungstheorie, Dissertation, RWTH Aachen, 2003. [pdf]
  • Die Dade-Vermutungen für die sporadische Suzuki-Gruppe, Diplomarbeit, RWTH Aachen, 1999. [pdf]