Arbeitsgruppe Geiges

• Kilian Barth, Ph.D. student
  Room 225, Phone 0221-470 1303,
  email: kbarth at math
  

  
  

• Max Dörner, Ph.D. student
  Room 225, Phone 0221-470 4349,
  email: mdoerner at math
  Sprechstunde: nach Vereinbarung
  

  
  

• Christian Evers, Ph.D. student
  Room 225, Phone 0221-470 4349,
  email: cevers at math
  Sprechstunde: nach Vereinbarung
  

  
  

• Dominic Jänichen, Ph.D. student
  Room C 105, Phone 0221-470 1302,
  email: djaenich at math
  

  
  

• Kai Zehmisch, post-doc
  Room 223, Phone 0221-470 4347,
  email: kzehmisc at math
  Sprechstunde: Mi 10-11 und nach Vereinbarung

Sekretariat

• Regina Deeg
  Room 207, Phone 0221-470 5759,
  email: rdeeg at math

Ehemalige Mitarbeiter

• Dr. Christoph Hummel

• Prof. Fan Ding

• Dr. Federica Pasquotto

• Dr. Otto van Koert

• Dr. Klaus Niederkrüger

• Dr. Mathias Zessin

• Dr. Ingo Wieck

• Dr. Christoph Bock

• Dr. Bijan Sahamie

• Dipl.-Math. Yvonne Deuster

• Dr. Mirko Klukas

Doktorarbeiten:

1. F. Pasquotto, On the geography of symplectic manifolds,
   Leiden (2004).

2. K. Niederkrüger, Compact Lie group actions on contact manifolds,
   Köln (2005).

3. O. van Koert, Open books for contact five-manifolds and applications of
   contact homology, Köln (2005).

4. I. Wieck, Explicit symplectic packings: Symplectic tunnelling and
   new maximal constructions, Köln (2008).

5. Ch. Bock, On formality and solvmanifolds,
   Köln (2009).

6. B. Sahamie, Dehn twists and Heegaard Floer homology,
   Köln (2009).

7. M. Klukas, Constructions of open books and applications of
   convex surfaces in contact topology, Köln (2012).

Publikationen:

(Für Publikationen von H. Geiges ohne weitere aktuelle Mitglieder
der Arbeitsgruppe siehe hier.)

1. F. Ding and H. Geiges, Symplectic fillability of tight contact structures on torus bundles,
   Algebr. Geom. Topol. 1 (2001), 153-172.

2. Ch. Hummel, Tubular neighbourhoods of 2-flats in 4-manifolds of nonpositive curvature,
   Geom. Dedicata 86 (2001), 29-36.

3. F. Ding and H. Geiges, A Legendrian surgery presentation of contact 3-manifolds,
   Math. Proc. Cambridge Philos. Soc. 136 (2004), 583-598.

4. F. Pasquotto, Symplectic geography in dimension 8,
   Manuscripta Math. 116 (2005), 341-355.

5. M. Zessin, On contact p-spheres,
   Ann. Inst. Fourier (Grenoble) 55 (2005), 1167-1194.

6. O. van Koert and K. Niederkrüger, Open book decompositions for contact structures on Brieskorn manifolds,
   Proc. Amer. Math. Soc. 133 (2005), 3679-3686.

7. K. Niederkrüger, 5-Dimensional contact SU(2)- and SO(3)-manifolds and Dehn twists,
   Geom. Dedicata 117 (2006), 85-110.

8. H. Geiges and F. Pasquotto, A formula for the Chern classes of symplectic blow-ups,
   J. London Math. Soc. (2) 76 (2007), 313-330.

9. K. Niederkrüger and F. Öztürk, Brieskorn manifolds as contact branched covers of spheres,
   Period. Math. Hungar. 54 (2007), 85-97.

10. M. Zessin, On contact tops and integrable tops,
    Indag. Math. (N.S.) 18 (2007), 305-325.

11. O. van Koert, Contact homology of Brieskorn manifolds,
    Forum Math. 20 (2008), 317-339.

12. O. van Koert, Open books on contact five-manifolds,
    Ann. Inst. Fourier (Grenoble) 58 (2008), 139-157.

13. B. Sahamie, Dehn twists in Heegaard Floer homology,
    Algebr. Geom. Topol. 10 (2010), 465-524.

14. H. Geiges and K. Zehmisch, Eliashberg's proof of Cerf's theorem,
    J. Topol. Anal. 2 (2010), 543-579.

15. Ch. Bock, Geography of non-formal symplectic and contact manifolds,
    Forum Math. 23 (2011), 713-727.

16. H. Geiges and K. Zehmisch, Cerf's theorem and other applications of the filling with holomorphic discs,
    Oberwolfach Reports 8 (2011), 1055-1056.

17. H. Geiges and K. Zehmisch, Symplectic cobordisms and the strong Weinstein conjecture,
    Math. Proc. Cambridge Philos. Soc. 153 (2012), 261-279.

18. K. Zehmisch, The annulus property of simple holomorphic discs,
    J. Symplectic Geom. 11 (2013), 135-161.