Table 1.

Default parameter set for clay hypoplasticity (HP) Mašín [22], coupled with IGS or ISA

Model	${\phi }_c$	N	${\lambda }^{\ast }$	${\kappa }^{\ast }$	$\nu$	$m_T=m_R$	R	${\beta }_R$	${\chi }_0$	${\chi }_{\text{max}}$	$C_a$	${\gamma }_{\chi }$
HP+ISA	${25}^{\circ }$	1	0.1	0.01	0.2	5	$1\times {10}^{-4}$	0.5	1	20	0.018	−
HP+IGS										9	0.007	1