22 lines
1.0 KiB
YAML
22 lines
1.0 KiB
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, 1.4, 1.4, 1.4, 1.4]
|