Unidirectional pinning and hysteresis of spatially discordant alternans in cardiac tissue (with Per S. Skardal and Juan G. Restrepo), Physics Faculty Publications (2012)

Spatially discordant alternans is a widely observed pattern of voltage and calcium signals in cardiac...



Amplitude equations for polycrystalline materials with interaction between composition and stress, Physics Faculty Publications (2010)

We investigate the ability of frame-invariant amplitude equations [G. H. Gunaratne, Q. Ouyang, and H....



Coupled dynamics of voltage and calcium in paced cardiac cells (with Yohannes Shiferaw and Daisuke Sato), Physics Faculty Publications (2005)

We investigate numerically and analytically the coupled dynamics of transmembrane voltage and intracellular calcium cycling...