**Shenghao Sun**

**
a picture
**
**email**: shsun [at]
math dot tsinghua dot edu dot cn

**Research Interests**

algebraic geometry and number theory, more specifically, etale cohomology, perverse sheaves, compatible systems, L-functions.

My CV.

**Writings**

L-Series of Artin Stacks over
finite fields, Algebra and Number Theory, Vol. 6, No. 1 (2012), 47-122.

Decomposition Theorem for Perverse sheaves on Artin stacks over finite fields, Duke Math. J., Vol. 161, No. 12 (2012), 2297-2310.

Logarithmic Geometry and Moduli, coauthored with
Dan Abramovich, Qile Chen, Danny Gillam, Yuhao Huang, Martin Olsson,
Matthew Satriano, in Handbook of Moduli, Farkas and Morrison, eds.

Generic Base Change, Artin's Comparison Theorem, and the Decomposition Theorem for Complex Artin stacks, accepted by J. of Algebraic Geometry, available at arXiv:1511.01393.

Parity and symmetry in intersection and ordinary cohomology, with Weizhe Zheng, ANT, Vol. 10, No. 2 (2016), 235-307.

Independence of l for the supports in the Decomposition Theorem, submitted, available at arXiv:1512.01447.

**Teaching** and **Seminars**.

### Some Notes of Courses

Commutative algebra and Homological algebra, Linear algebraic groups.

### Links

Zeros
of the Riemann zeta function

Some of Grothendieck's
work

Some papers
of Robert P. Langlands.

SGA

J.S. Milne's
math homepage

Luc
Illusie

Ken Ribet

Arthur Ogus

Martin Olsson
(my thesis advisor)

Aise
Johan de Jong

Benedict
H. Gross

Richard
Taylor

Mark
Kisin

Ching-Li Chai

Brian Conrad

Yves Laszlo