Table 2.

Model parameters for the electro-viscoelastic model (2.8), (2.11), (2.16), (2.14). Values are taken from Cherubini et al. (2017), Gao et al. (2015), Rossi et al. (2014), Bueno-Orovio et al. (2008), and the transmembrane potential v is dimensionless

Viscoelasticity constants
$a=0.236$	[N/cm${}^2$]	$a_f=1.160$	[N/cm${}^2$]	$a_s=3.724$	[N/cm${}^2$]	$a_{\mathit{fs}}=4.010$	[N/cm${}^2$]
$b=10.81$	[–]	$b_f=14.15$	[–]	$b_s=5.165$	[–]	$b_{\mathit{fs}}=11.60$	[–]
$p_0=0.1$	[N/cm${}^2$]	$\beta =10$	[ms]	$\delta =22.6$	[N/cm${}^2$ ms]	${\zeta }_{\text{stab}}=0.25$	[–]
${\eta }_a=0.001$	[N/cm${}^2$]	${\eta }_b=0.01$	[N/cm${}^2$]	${\kappa }_{\mathit{sn}}=0.6$	[–]	${\kappa }_{\mathit{nn}}=0.03$	[–]
${\rho }_0=0.001$	[N/cm${}^2$]

Electrophysiology constants
$v_0=0$	[–]	$v_v=1.55$	[–]	$v_2^{-}=0.03$	[–]	$v_{\mathit{so}}=0.65$	[–]
$v_3=0.908$	[–]	${\theta }_1=0.3$	[–]	${\theta }_1^{-}=0.006$	[–]	${\theta }_o=0.006$	[–]
${\theta }_2=0.13$	[–]	$k_2^{-}=65$	[–]	$k_3=2.099$	[–]	$k_{\mathit{so}}=2.045$	[–]
$r_{2,\infty }^{\ast }=0.94$	[–]	${\tau }_{2,\infty }=0.07$	[–]	${\tau }_{1,1}^{-}=60$	[–]	${\tau }_{1,2}^{-}=1150$	[–]
${\tau }_{2,1}^{-}=60$	[–]	${\tau }_{2,2}^{-}=15$	[–]	${\tau }_{\mathit{fi}}=0.11$	[–]	${\tau }_{o,1}=30.02$	[–]
${\tau }_{o,2}=0.996$	[–]	${\tau }_{so,1}=2.046$	[–]	${\tau }_{so,2}=0.65$	[–]	${\tau }_{3,1}=2.734$	[–]
${\tau }_{3,2}=16$	[–]	${\tau }_{\mathit{si}}=1.888$	[–]	${\tau }_1^{+}=1.451$	[–]	${\tau }_2^{+}=200$	[–]
$\chi =1$	[–]

Activation and excitation–contraction coupling constants
$D_0=1.171$	[cm${}^2$/s]	$D_1=0.9$	[cm${}^2$/(s mV)]	$D_2=0.01$	[cm${}^2$/(s Pa)]	$K_0=5$	[–]
$K_1=-0.015$	[–]	$K_2=-0.15$	[–]	${\alpha }_1=10$	[–]	${\alpha }_2=0.5$	[–]