DAMASK_EICMD/examples/config/Phase_Dislotwin_Tungsten.yaml

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YAML

Tungsten:
lattice: cI
mechanical:
elastic: {type: Hooke, C_11: 523.0e9, C_12: 202.0e9, C_44: 161.0e9} # Marinica et al. Journal of Physics: Condensed Matter(2013)
plastic:
type: dislotwin
D: 2.0e-5 # Average grain size / m
N_sl: [12]
b_sl: [2.72e-10] # Burgers vector length of slip families / m
rho_mob_0: [1.0e12]
rho_dip_0: [1.0]
v_0: [1.0e4] # Initial glide velocity / m/s
Q_s: [2.725e-19] # Activation energy for dislocation glide / J
p_sl: [0.78] # p-exponent in glide velocity
q_sl: [1.58] # q-exponent in glide velocity
tau_0: [1.5e8] # solid solution strength / Pa
i_sl: [10.0] # Adj. parameter controlling dislocation mean free path
D_0: 4.0e-5 # Vacancy diffusion prefactor / m^2/s
D_a: 1.0 # minimum dipole distance / b
Q_cl: 4.5e-19 # Activation energy for climb / J
h_sl-sl: [1, 1.4, 1, 1.4, 1.4, 1.4, 1.4]