# BurnMan - a lower mantle toolkit
# Copyright (C) 2012, 2013, Heister, T., Unterborn, C., Rose, I. and Cottaar, S.
# Released under GPL v2 or later.
"""
DKS_2013_liquids
^^^^^^^^^^^^^^^^
Liquids from de Koker and Stixrude (2013) FPMD simulations.
"""
from ..mineral import Mineral
from ..solidsolution import SolidSolution
from ..solutionmodel import *
from ..processchemistry import dictionarize_formula, formula_mass
# Vector parsing for DKS liquid equation of state
[docs]def vector_to_array(a, Of, Otheta):
array=np.empty([Of+1, Otheta+1])
for i in range(Of+1):
for j in range(Otheta+1):
n=int((i+j)*((i+j)+1.)/2. + j)
array[i][j]=a[n]
return array
[docs]class SiO2_liquid(Mineral):
def __init__(self):
formula = {'Si': 1.0 , 'O': 2.0 }
self.params = {
'name': 'SiO2_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 2.78e-05 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 5 ,
'm': 0.91 ,
'a': [-1945.93156, -226.6835978, 455.0286309, 2015.65287, -200.585046, -216.6028187, 48369.72992, 441.5340414, 73.07765325, 0.0, -651587.652, 20701.69954, 892.12209, 0.0, 0.0, 4100181.286, -128258.7237, -1228.478753, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.0004266056389 ,
'xi': 0.8639433047 ,
'Tel_0': 5651.204964 ,
'eta': -0.2783503528 ,
'el_V_0': 1e-06,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class MgSiO3_liquid(Mineral):
def __init__(self):
formula = {'Mg': 1.0 , 'Si': 1.0 , 'O': 3.0 }
self.params = {
'name': 'MgSiO3_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 4.18e-05 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 3 ,
'm': 0.83 ,
'a': [-2984.241297, -380.9839126, 601.8088234, 7307.69753, 7.626381912, -328.367174, 38737.46417, 6251.230413, 402.4716495, 0.0, 0.0, -23578.93569, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.008009960983 ,
'xi': -0.08859010337 ,
'Tel_0': 2194.563521 ,
'eta': -0.775354875 ,
'el_V_0': 3.89008e-05,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class MgSi2O5_liquid(Mineral):
def __init__(self):
formula = {'Mg': 1.0 , 'Si': 2.0 , 'O': 5.0 }
self.params = {
'name': 'MgSi2O5_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 6.75e-05 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 3 ,
'm': 0.79 ,
'a': [-4958.560203, -607.6635229, 1089.553108, 9125.144702, -443.9654989, -603.1466364, 62485.19233, 10927.5085, 1425.929331, 0.0, 0.0, -27738.0811, -4055.024972, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.02219035084 ,
'xi': 0.7754599642 ,
'Tel_0': 1699.783718 ,
'eta': -0.4712864331 ,
'el_V_0': 0.0001080643234,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class MgSi3O7_liquid(Mineral):
def __init__(self):
formula = {'Mg': 1.0 , 'Si': 3.0 , 'O': 7.0 }
self.params = {
'name': 'MgSi3O7_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 9.35e-05 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 3 ,
'm': 0.86 ,
'a': [-6925.370617, -832.0455172, 1439.840307, 12287.35224, -264.7754561, -780.6835127, 78558.47091, 8145.563063, 1444.65423, 0.0, 0.0, -13036.84144, -2360.783631, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.02273836197 ,
'xi': 0.4506392324 ,
'Tel_0': 2085.530204 ,
'eta': -0.4804823168 ,
'el_V_0': 0.0001080643234,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class MgSi5O11_liquid(Mineral):
def __init__(self):
formula = {'Mg': 1.0 , 'Si': 5.0 , 'O': 11.0 }
self.params = {
'name': 'MgSi5O11_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 0.000146 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 4 ,
'm': 0.77 ,
'a': [-10813.78126, -1297.292175, 2642.979479, 19993.66381, -1085.821183, -1226.314792, 49132.58238, 18886.40475, 1252.739819, 0.0, 528358.8509, -54556.11837, 2844.969895, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.03318133543 ,
'xi': 0.4033708612 ,
'Tel_0': 2037.798559 ,
'eta': -0.6209203711 ,
'el_V_0': 0.00015,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class Mg2SiO4_liquid(Mineral):
def __init__(self):
formula = {'Mg': 2.0 , 'Si': 1.0 , 'O': 4.0 }
self.params = {
'name': 'Mg2SiO4_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 5.84e-05 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 3 ,
'm': 0.75 ,
'a': [-3944.769208, -531.7975964, 880.0460994, 11401.47398, 118.7409191, -456.3140461, 55778.07008, 12132.5261, 519.3612273, 0.0, 0.0, -48733.22459, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.01101820277 ,
'xi': 1.175924196 ,
'Tel_0': 2228.185561 ,
'eta': -0.464192202 ,
'el_V_0': 5.23613e-05,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class Mg3Si2O7_liquid(Mineral):
def __init__(self):
formula = {'Mg': 3.0 , 'Si': 2.0 , 'O': 7.0 }
self.params = {
'name': 'Mg3Si2O7_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 0.0001005 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 3 ,
'm': 0.79 ,
'a': [-6945.262972, -905.8656523, 1466.115121, 18498.28462, 260.3083362, -841.8330982, 89795.95729, 14752.47411, 1120.541194, 0.0, 0.0, -55594.62308, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.02603891379 ,
'xi': 1.129966677 ,
'Tel_0': 2230.685379 ,
'eta': -0.3689626876 ,
'el_V_0': 0.0001080643234,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class Mg5SiO7_liquid(Mineral):
def __init__(self):
formula = {'Mg': 5.0 , 'Si': 1.0 , 'O': 7.0 }
self.params = {
'name': 'Mg5SiO7_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 0.0001075 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 3 ,
'm': 0.64 ,
'a': [-6721.181931, -1008.922671, 1800.764267, 25856.0057, 2169.612789, -753.9019178, 103374.7345, 17933.40061, 127.5989699, 0.0, 0.0, -80394.40732, 570.0622605, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.0163355197 ,
'xi': 0.2784006205 ,
'Tel_0': 1662.606581 ,
'eta': -0.9693629899 ,
'el_V_0': 0.0001080643234,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)
[docs]class MgO_liquid(Mineral):
def __init__(self):
formula = {'Mg': 1.0 , 'O': 1.0 }
self.params = {
'name': 'MgO_liquid',
'formula': formula,
'equation_of_state': 'dks_l',
'V_0': 1.646e-05 ,
'T_0': 3000.0 ,
'O_theta': 2 ,
'O_f': 3 ,
'm': 0.63 ,
'a': [-925.2677296, -155.3240992, 260.8211743, 5323.167667, 466.3722398, -88.30035696, 10473.87879, 1997.967054, 50.72520834, 0.0, 0.0, -9914.621337, 71.89989255, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0] ,
'zeta_0': 0.002194565772 ,
'xi': 0.411459446 ,
'Tel_0': 1620.106387 ,
'eta': -0.986457555 ,
'el_V_0': 1.620953559e-05,
'n': sum(formula.values()),
'molar_mass': formula_mass(formula)
}
self.params['a'] = vector_to_array(self.params['a'], self.params['O_f'], self.params['O_theta'])*1e3 # [J/mol]
Mineral.__init__(self)