the National Natural Science Foundation of China (Grant Nos. 10372112, 50674092, 50221402);National Basic Research Program of China (Grant No. 2002CB412701); New Century Excellent Talents in University (Grant No. NCET-04-0491); Excellent Young Teachers Program of Ministry of Education of China
Researches on the boundary shape of fluid flow in porous media play an important role in engineering practices, such as petroleum exploitation, nuclear waste disposal and groundwater contamination. In this paper, six ...