We would like to extend an apology to the authors of the following two papers that were inadvertently switched in the publication schedule. Both papers will be linked to the correct issues in the online journal.
A Thermodynamic Framework for Viscoplasticity Based on Overstress (VBO)
Richard B. Hall
Self-Folding and Unfolding of Carbon Nanotubes
Markus J. Buehler, Yong Kong, Huajian Gao, and Yonggang Huang