A multiscale framework for the simulation of the anisotropic mechanical behavior of shale : A MULTISCALE DISCRETE APPROACH TO ANISOTROPIC MECHANICAL BEHAVIOR OF SHALE

[1 ]Theoretical and Applied Mechanics Graduate Program; Northwestern University; Evanston 60208 IL U.S.A.

[2 ]Department of Civil and Environmental Engineering; Northwestern University, Evanston; 60208 IL U.S.A.

[3 ]Department of Mechanical Engineering; State University of New York at Binghamton; Binghamton 13902 NY U.S.A.

[4 ]ES3; 550 West C St. San Diego 92101 CA U.S.A