Wed, 09 Jul 2008 13:32:49 BST CiteULike: dchens Huynh http://www.citeulike.org/user/dchen/author/Huynh CiteULike.org en-gb Copyright © 2004-2008 citeulike.org http://www.citeulike.org/user/dchen/article/2616154 <i>Physical Review Letters, Vol. 88, No. 21. (May 2002), 218301.</i><br /><br />Magnetic-resonance-imaging rheometrical experiments show that concentrated suspensions or emulsions cannot flow steadily at a uniform rate smaller than a critical value ( γ̇ c ). As a result; a “liquid” region (sheared rapidly; i.e.; at a rate larger than γ̇ c ) and a “solid” region (static) coexist. The behavior of the fluid in the liquid region follows a simple power-law model; while the extent of the solid region increases with the degree of jamming of the material. Coexistence of Liquid and Solid Phases in Flowing Soft-Glassy Materials P Coussot JS Raynaud F Bertrand P Moucheront JP Guilbaud HT Huynh S Jarny D Lesueur doi:10.1103/PhysRevLett.88.218301 Physical Review Letters, Vol. 88, No. 21. (May 2002), 218301. 2008-03-31T13:15:36-00:00 2002 Physical Review Letters 88 21 218301 American Physical Society flow phase shearband