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. 2013 Jul 10;4:233. doi: 10.3389/fpls.2013.00233

Table 1.

Table of default parameter values.

Symbol Description Default value Units
pm Pressure 0.3 MPa
μcross Cross wall viscosity 0.05 MPa μm hr
λcross Cross wall spring constant 100 MPa μm
τcross Cross wall yield stress 0 MPa μm
ε*cross Cross wall yield strain rate 0.05 hr−1
μaxial Axial wall viscosity 1.5 MPa μm hr
τaxial Axial wall yield stress 0 MPa μm
ε*axial Axial wall yield strain rate 0.05 hr−1
μ1 Wall isotropic viscosity 0.15 MPa hr
μ2 Wall anisotropic (extensional) viscosity 20.0 MPa hr
μ3 Wall anisotropic (shear) viscosity 0 MPa hr
ε Wall yield strain rate 0.05 hr−1
τw Wall yield stress 0 MPa
Pb Wall permeability for growth inhibitor 2 × 103 μm hr−1
λb Growth inhibitor decay rate 16 hr−1
αb Growth inhibitor production rate in QC cells 2 nM hr−1
kb Half saturation constant for growth inhibitor 1 × 10−5 nM
nb Hill coefficient for growth inhibitor action 2 n/a
τ0axial Axial wall yield stress 0.1 MPa μm
τ0w Basal wall yield stress 0.1 MPa
β Cell division rate 0.1 hr−1
Ny Number of cell files in synthetic geometry 5 n/a
Ly Radial size of cell files 20 μm
Lx Minimum (and half maximum) axial cell length 50 μm