Michael Blake Melnick, (blake_melnick@hotmail.com)
Jennifer N. Wheelus, (jnwheelus@gmail.com)
Amy W. Lang, (alang@eng.ua.edu)
Aerospace Engineering & Mechanics, The University of Alabama

These are pictures of dye inside hexagonal cavities showing the circulating vortices caused by the freestream flow over top of the cavities.

This work was funded by Alabama DOE/EPSCoR program