RECENT PAPERS

●  (with N. Garofalo and D. M. Nhieu)  Sub-Riemannian Calculus on Hypersurfaces in Carnot Groups, Adv. In Math., 215, 292-378, 2007.

●  (with N. Garofalo and D. M. Nhieu)  A partial solution of the isoperimetric problem for the Heisenberg group, Forum Mathematicum, 1-45, 2007.

● (with N. Garofalo and D. M. Nhieu) A notable family of entire intrinsic minimal graphs in the Heisenberg group which are not perimeter minimizing,  Amer. Jour. Math., to appear.

● A singular perturbation approach to a two phase parabolic free boundary problem arising in combustion theory, Diff. Int. Equations, to appear.

●  (with N. Garofalo, D. M. Nhieu, and S. Pauls) Instability of graphical strips and a positive answer to the Bernstein problem in the Heisenberg group, Jour. Diff. Geom., to appear.