Torkelson Research Group


John Torkelson

Group Members





Kat Wakabayashi

Kat Wakabayashi is currently an Assistant Professor in the Department of Chemical Engineering at Bucknell University.  He was a post-doctoral associate working with Prof. John Torkelson in the Department of Chemical and Biological Engineering at Northwestern University from 2005-2006.  He completed his M.A. and Ph.D. in Chemical and Materials Engineering at Princeton University under the guidance of Professor Richard Register.  He received B.S.E. degrees in Chemical Engineering and Materials Science & Engineering from University of Pennsylvania.  Kat's current research interests are novel polymer blends and nanocomposites via an innovative, continuous, and environmentally benign technique called solid-state shear pulverization.

Current Contact Info:
Department of Chemical Engineering
Bucknell University, Lewisburg PA 17837
[T] 570-577-3778
[F] 570-577-1141
[E] kat.wakabayashi @ (kw025)

Personal Website


K. Wakabayashi and R.A. Register, "Ethylene/(Meth)Acrylic Acid Ionomers Plasticized and Reinforced by Metal Soaps", Polymer 47, 2874 (2006). [Link]

K. Wakabayashi and R.A. Register, "Morphological Origin of the Multistep Relaxation Behavior in Semicrystalline Ethylene/Methacrylic Acid Ionomers", Macromolecules 39, 1079 (2006). [Link]

K. Wakabayashi and R.A. Register, "Micromechanical Interpretation of the Modulus of Ethylene-(Meth)Acrylic Acid Copolymers", Polymer 46, 8838 (2005). [Link]

Y.-L. Loo, K. Wakabayashi, Y.E. Huang, R.A. Register, and B.S. Hsiao, "Thin Crystal Melting Produces Low-Temperature Endotherm in Ethylene/Methacrylic Acid Ionomers", Polymer 46, 5118 (2005). [Link]

B. Zhang Newby, K. Wakabayashi, and R.J. Composto, "Confinement Induced Stabilization in Polymer Blend Thin Films", Polymer 42, 9155 (2001). [Link]