Recent Research Papers

Preprints

Arithmetic D-modules on the unit disk, PDF file (version of March 8, 2010)
Arithmetic D-modules on a formal curve, last preprint version PDF file. Online published version at Springerlink.

In reverse order of publication:

Arithmetic D-modules on a Formal Curve, Mathematische Annalen 336 (2006), pp 439-448.
Crystalline Cohomology of Singular Varieties, in Geometric Aspects of Dwork Theory, ed. Adolphson et al., W. de Gruyter 2004.
Canonical Extensions, Irregularities, and the Swan Conductor, Mathematische Annalen 316, (2000) pp 19-37.
Finiteness theorems for the cohomology of an overconvergent isocrystal on a curve, Ann. Sc. Ec. Norm. Sup. 31 (1998) pp 717-763.
Differential Galois theory of regular singular p-adic differential equations, Mathematische Annalen 305 (1996) pp 46-54.
Kloosterman sums and the monodromy of a p-adic hypergeometric equation, Compositio Mathematica 91 (1994) pp 1-36.
F-isocrystals and their monodromy groups,Annales Scientifiques de l'Ecole Normale Superieure 25 (1992) pp 429-464.
The p-adic monodromy of the universal abelian scheme, in p-adic methods in Number Theory and Algebraic Geometry Contemporary Mathematics 133 (1992) AMS Publications.
Universal extensions and p-adic periods of elliptic curves, Compositio Mathematica 73 (1990) pp 107-119.