Preprints
61. (with Dino Lorenzini) Discriminant groups of wild cyclic quotient singularities. arXiv:2101.08090 pdf
60. (with Damian Rössler) Moret-Bailly families and non-liftable schemes. arXiv:2006.16775
pdf
59. Elliptic curves over the rational numbers with semi-abelian reduction and two-division points. arXiv:2005.10025
pdf
58. There is no Enriques surface over the integers. arXiv:2004.07025 pdf
57. (with Keiji Oguiso) Unirationality and geometric unirationality for
hypersurfaces in positive characteristics. arXiv:2002.09228 pdf
Publications:
56. The Deligne-Illusie theorem and exceptional Enriques surfaces. To appear in Eur. J. Math.
pdf
55. Elliptic curves over the rational numbers with semi-abelian reduction and two-division points. To appear in J. Number Theory
pdf
54. (with Shigeyuki Kondo) Kummer surfaces associated with group schemes. To appear in Manuscr. Math.
pdf
53. Enriques surfaces with normal K3-like coverings. To appear in JMSJ. pdf
52. (with Andrea Fanelli) The maximal unipotent finite quotient, unusual
torsion in Fano threefolds and exceptional Enriques surfaces. Épijournal Geom. Algébrique 4 (2020), Article Nr.11. pdf
51. Rigidified torsor cocycles, hypercoverings and bundle gerbes. To appear in J. Aust. Math. Soc. pdf
50. (with Andrea Fanelli) Del Pezzo surfaces and Mori fiber spaces in
positive characteristic. Trans. Amer. Math. Soc. 373 (2020), no. 3, 1775–1843. pdf
49. (with Dino Lorenzini) Moderately ramified actions in positive
characteristic. To appear in Math. Z. pdf
48. A higher-dimensional generalization of Mumford's rational pullback
for Weil divisors. J. Singul. 19 (2019), 53-60. pdf
47. Total separable closure and contractions. J. Algebra 525 (2019) 416–434. pdf
46. On flasque sheaves and flasque modules. Appl. Categ. Structures 26 (2018), no. 6, 1113–1122. pdf
45. (with Yukihide Takayama) On equivariant formal deformation theory.
Rend. Circ. Mat. Palermo. pdf
44. The p-radical closure of local noetherian rings. To appear in
J. Commut. Algebra. pdf
43. Geometry on totally separably closed schemes. Algebra Number
Theory 11 (2017), 537–582. pdf
42. (with Markus Reineke) Brauer groups for quiver moduli.
Algebr. Geom. 4 (2017), 452–471. pdf
41. Points in the fppf topology. Ann. Sc. Norm.
Super. Pisa Cl.
Sci., 17 (2017), 419-447. pdf
40. (with Markus Perling) Vector bundles on proper toric 3-folds
and certain other schemes. Trans. Amer. Math. Soc. 369
(2017), 4787–4815 pdf
39. (with Hiroyuki Ito) Wild quotient surface
singularities whose dual graphs are not
star-shaped. Asian J. Math. 19 (2015), 951–986 pdf
38. (with Jens Hornbostel) Infinite CW-complexes, Brauer groups
and phantom cohomology. Israel J. Math. 207
(2015), 77–101. pdf
37. Pathologies in cohomology of non-paracompact Hausdorff
spaces. Topology Appl.
160 (2013), 1809–1815. pdf
36. (with Hiroyuki Ito): Wildly ramified actions and surfaces of
general type arising from Artin-Schreier curves. Geometry and
Arithmetic (2012), 213–241 pdf
35. (with Keiji Oguiso): Periods of Enriques manifolds. Pure Appl.
Math. Q. 7 (2011), Special Issue: In memory of Eckart Viehweg,
1631–1656 pdf
34. (with C. Liedtke): The Néron Model over the Igusa curves. J. Number
Theory 130 (2010), 2157-2197. pdf
33. On the ring of unipotent vector bundles on elliptic
curves in positive characteristics. J. Lond. Math. Soc. 82
(2010), 110-124. pdf
32. (with K. Oguiso): Enriques manifolds. J. Reine Angew. Math.
661 (2011), 215–235. pdf
31. On fibrations whose geometric fibers are nonreduced. Nagoya Math.
J. 200 (2010), 35-57. pdf
30. (with J. Heinloth): The bigger Brauer group and twisted
sheaves. J. Algebra 322 (2009), 1187-1195. pdf
29. On genus change in algebraic curves over imperfect fields. Proc.
Amer. Math. Soc. 137 (2009), 1239-1243. pdf
28. Baer's result: The infinite product of the integers has no basis.
Amer. Math. Monthly 115 (2008), 660-663. pdf
27. The Hilbert scheme of points for supersingular abelian
surfaces. Arkiv Mat. 47 (2009), 143-181. pdf The original
publication is
available at www.springerlink.com
26. Singularities appearing on generic fibers of morphisms between
smooth schemes. Michigan Math. J. 56 (2008), 55-76. pdf
25. Weak del Pezzo surfaces with irregularity. Tohoku Math. J. 59
(2007), 293-322 pdf
24. Kummer surfaces for the selfproduct of the cuspidal rational
curve. J. Algebraic Geom. 16 (2007), 305-346. pdf
23. Topological
methods for complex-analytic Brauer groups. Topology 44 (2005),
875-894. pdf
22. (with B.
Siebert) Toroidal
crossings and
logarithmic structures. Adv. Math. 202 (2006), 189-231. pdf
21. Some Calabi-Yau
threefolds with obstructed deformations over the Witt vectors.
Compositio Math. 104 (2004), 1579-1592. pdf
20. Curves
with only triple ramification. Ann.
Inst. Fourier. 53 (2003), 2225-2241. pdf
19. (with D. Huybrechts) The Brauer group
of analytic K3 surfaces. Int. Math.
Res.
Not. 50 (2003), 2687-2698. pdf
18. The Strong
Franchetta Conjecture in arbitrary characteristics. Internat. J.
Math. 14 (2003), 371-396. pdf
17. (with J. Hausen) On embeddings
into toric
prevarieties. Proc. Amer. Math. Soc.
132 (2004), 681-685. pdf
16. The bigger Brauer
group is really big. J. Algebra 262 (2003), 210-225. pdf
15. (with G. Vezzosi) Existence of
vector bundles and global resolutions for singular surfaces.
Compositio Math. 140 (2004), 717-728. pdf
14. Hilbert's Theorem
90 and algebraic spaces. J. Pure Appl. Algebra 173 (2002), 339-345. pdf
13. (with B. Siebert) Irreducible
degenerations of Kodaira surfaces. In: I. Bauer, F. Catanese, Y.
Kawamata, T. Peternell, Y.-T. Siu (eds.), Complex Geometry, pp.
193-222. Springer, Berlin, 2002. pdf
12. The T^1-lifting
Theorem in positive characteristics. J. Algebraic Geom. 12 (2003),
699-714. pdf
11. (with A. A'Campo-Neuen, J.
Hausen) Homogeneous
coordinates and quotient presentations for toric varieties. Math.
Nachr. 246/247 (2002), 5-19. pdf
10. Logarithmic
deformations of normal crossing Enriques surfaces in characteristic
two.
Math. Proc. Cambridge Philos. Soc. 134 (2003), 207-228. pdf
9. (with H. Brenner) Ample families,
multihomogeneous spectra, and algebraization of formal schemes.
Pacific J. Math. 208 (2003), 209-230. pdf
8. What is missing
in canonical
models for proper normal algebraic surfaces? Abh. Math. Sem. Univ.
Hamburg
71 (2001), 257-268. pdf
7. There are enough
Azumaya algebras on surfaces. Math. Ann. 321 (2001), 439-454. pdf
6. A
characterization of
semiampleness and contractions of relative curves. Kodai Math. J.
24
(2001), 207-213. pdf
5. Normal del Pezzo
surfaces containing a nonrational singularity. Manuscr. Math. 104
(2001), 257-274. pdf
4. Remarks on the
Existence of Cartier divisors. Arch. Math. 75 (2000), 35-38. pdf
3. On contractible
curves on normal surfaces. J. Reine Angew. Math. 524 (2000), 1-15. pdf
2. On non-projective
normal surfaces. Manuscr. Math. 100 (1999), 317-321. pdf
1. Floer
homology and homotopy planes. Math. Z. 227 (1998), 279-294. pdf
Diplomarbeit,
Dissertation,
Habilitationsschrift
My papers on MathSciNet,
ArXiv,
and Zentralblatt
and as bibtex-file
My reviews on MathSciNet
and Zentralblatt
Verantwortlich für den Inhalt: Stefan
Schröer
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