Robert Town is quoted in a major Milwaukee Journal Sentinel article exploring the unusually high costs of some hospital care in its region of Wisconsin. Town, PhD, is an Associate Professor of Health Care Management at the University of Pennsylvania's Wharton School and an LDI Senior Fellow.
Definitions for porousËpÉr És, ËpoÊr-. porous(adj) able to absorb fluids. the partly porous walls of our digestive system; compacting the soil to make it less porous. porous, poriferous(adj) full of pores or vessels or holes. holey, porous(adj) allowing passage in and out.
A measure of the geometric complexity of a porous medium. Tortuosity is a ratio that characterizes the convoluted pathways of fluid diffusion and electrical conduction through porous media. In the fluid mechanics of porous media, tortuosity is the ratio of the length of a streamlineâa flow line or pathâbetween two points to the straight-line distance between those points.