Institut du Génie Chimique, Laboratoire Associé C.N.R.S. 192, Chemin de la loge, 31078, Toulouse, France
Abstract:
Nitrogen bubbles were emitted by a single horizontal orifice submerged in an aqueous solution of sodium carboxymethylcellulose (C.M.C.). Their behaviour follows the Ostwald Dé Waele rheological model: τ = mEon; τ is the shear stress and Eo the shear rate.