Thu Q.Doan, L. Suzanne Leslie, Sang Yup Kim, Rohit Bhargava,Scott R.White, Nancy R.Sottos
aDepartment of Materials Science and Engineering, University of Illinois at Urbana-Champaign, 1304 West Green Street, Urbana, IL 61801, USA bDepartment of Bioengineering, University of Illinois at Urbana-Champaign, 1304 West Springfield Avenue, Urbana, IL 61801, USA cDepartment of Mechanical Science and Engineering, University of Illinois at Urbana-Champaign, 1206 W. Green Street, Urbana, IL 61801, USA dDepartment of Aerospace Engineering, University of Illinois at Urbana-Champaign, 104 South Wright Street, Urbana, IL 61801, USA eBeckman Institute for Advanced Science and Technology, University of Illinois at Urbana-Champaign, 405 North Mathews Avenue, Urbana, IL 61801, USAReceived 17 August 2016, Revised 26 October 2016, Accepted 30 October 2016, Available online 2 November 2016.