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Al-Mg_Zhong.tdb
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Al-Mg_Zhong.tdb
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$ ALMG
$
$ TDB-file for the thermodynamic assessment of the Al-Mg system
$
$--------------------------------------------------------------------------
$ 2008.10.15
$
$ TDB file for PANDAT/TC created by M.Palumbo, T.Abe and K.Hashimoto
$
$ Particle Simulation and Thermodynamics Group, National Institute for
$ Materials Science. 1-2-1 Sengen, Tsukuba, Ibaraki 305-0047, Japan
$ e-mail: abe.taichi@nims.go.jp
$ Copyright (C) NIMS 2008
$
$
$ PARAMETERS ARE TAKEN FROM
$ Y. Zhong, M. Yang, Z.-K. Liu CALPHAD 29 (2005) pp. 303-311
$
$ -------------------------------------------------------------------------
$
ELEMENT /- ELECTRON_GAS 0.0000E+00 0.0000E+00 0.0000E+00!
ELEMENT VA VACUUM 0.0000E+00 0.0000E+00 0.0000E+00!
ELEMENT AL FCC_A1 2.6982E+01 4.5773E+03 2.8322E+01!
ELEMENT MG HCP_A3 2.4305E+01 4.9980E+03 3.2671E+01!
$
$ -------------------------------------------------------------------------
$
FUNCTION GHSERAL 298.15 -7976.15+137.071542*T-24.3671976*T*LN(T)
-.001884662*T**2-8.77664E-07*T**3+74092*T**(-1); 700 Y
-11276.24+223.02695*T-38.5844296*T*LN(T)+.018531982*T**2
-5.764227E-06*T**3+74092*T**(-1); 933.6 Y
-11277.683+188.661987*T-31.748192*T*LN(T)-1.234264E+28*T**(-9);
2900 N !
FUNCTION GMGLIQ 298.15 +8202.24-8.83693*T-8.01759E-20*T**7
+GHSERMG#; 923 Y
+8690.32-9.39216*T-1.03819E+28*T**(-9)+GHSERMG#; 6000 N !
FUNCTION GHCPAL 298.15 +5481-1.799*T+GHSERAL#; 6000 N !
FUNCTION GALBCC 298.15 +10083-4.813*T+GHSERAL#; 6000 N !
FUNCTION GHSERMG 298.15 -8367.34+143.677875*T-26.1849782*T*LN(T)
+4.858E-04*T**2-1.393669E-06*T**3+78950*T**(-1); 923 Y
-14130.185+204.718543*T-34.3088*T*LN(T)+1.038192E+28*T**(-9);
3000 N !
FUNCTION UN_ASS 298.15 0; 300 N !
TYPE_DEFINITION % SEQ *!
DEFINE_SYSTEM_DEFAULT ELEMENT 2 !
DEFAULT_COMMAND DEF_SYS_ELEMENT VA !
$
$ -------------------------------------------------------------------------
$
PHASE LIQUID:L % 1 1.0 !
CONSTITUENT LIQUID:L :AL,MG : !
PARAMETER G(LIQUID,AL;0) 298.15 +11005.553-11.840873*T
+7.9401E-20*T**7+GHSERAL#; 933.6 Y
+10481.974-11.252014*T+1.234264E+28*T**(-9)+GHSERAL#; 2900 N !
PARAMETER G(LIQUID,MG;0) 298.15 +GMGLIQ#; 3000 N !
PARAMETER G(LIQUID,AL,MG;0) 298.15 -9019+4.794*T; 6000 N !
PARAMETER G(LIQUID,AL,MG;1) 298.15 -1093+1.412*T; 6000 N !
PARAMETER G(LIQUID,AL,MG;2) 298.15 494; 6000 N !
PHASE FCC_A1 % 2 1 1 !
CONSTITUENT FCC_A1 :AL%,MG : VA% : !
PARAMETER G(FCC_A1,AL:VA;0) 298.15 +GHSERAL#; 2900 N !
PARAMETER G(FCC_A1,MG:VA;0) 298.15 +2600-0.9*T+GHSERMG#; 3000 N !
PARAMETER G(FCC_A1,AL,MG:VA;0) 298.15 +1593+2.149*T; 6000 N !
PARAMETER G(FCC_A1,AL,MG:VA;1) 298.15 +1014-0.660*T; 6000 N !
PARAMETER G(FCC_A1,AL,MG:VA;2) 298.15 -673; 6000 N !
PHASE HCP_A3 % 2 1 .5 !
CONSTITUENT HCP_A3 :AL,MG% : VA% : !
PARAMETER G(HCP_A3,AL:VA;0) 298.15 +5481-1.8*T+GHSERAL#; 2900 N !
PARAMETER G(HCP_A3,MG:VA;0) 298.15 +GHSERMG#; 3000 N !
PARAMETER G(HCP_A3,AL,MG:VA;0) 298.15 +4336-2.863*T; 6000 N !
PARAMETER G(HCP_A3,AL,MG:VA;1) 298.15 -449-0.135*T; 6000 N !
PARAMETER G(HCP_A3,AL,MG:VA;2) 298.15 -1963; 6000 N !
$
$ Compound phases ----------------------------------------------------------
$
PHASE ALMG_BETA % 2 140 89 !
CONSTITUENT ALMG_BETA :AL : MG : !
PARAMETER G(ALMG_BETA,AL:MG;0) 298.15 -803385+105.238*T
+140*GHSERAL#+89*GHSERMG#; 6000 N !
PHASE ALMG_EPSILON % 2 30 23 !
CONSTITUENT ALMG_EPSILON :AL : MG : !
PARAMETER G(ALMG_EPSILON,AL:MG;0) 298.15 -170832-8.047*T
+30*GHSERAL#+23*GHSERMG#; 6000 N !
PHASE ALMG_GAMMA % 3 5 12 12 !
CONSTITUENT ALMG_GAMMA :MG : AL,MG% : AL%,MG : !
PARAMETER G(ALMG_GAMMA,MG:AL:AL;0) 298.15 8360+20.338857*T
+5*GHSERMG#+24*GHSERAL#; 6000 N !
PARAMETER G(ALMG_GAMMA,MG:MG:AL;0) 298.15 -104308.83+23.495281*T
+17*GHSERMG#+12*GHSERAL#; 6000 N !
PARAMETER G(ALMG_GAMMA,MG:AL:MG;0) 298.15 180556.0-138.069*T
+17*GHSERMG#+12*GHSERAL#; 6000 N !
PARAMETER G(ALMG_GAMMA,MG:MG:MG;0) 298.15
+139371.0-87.319*T+29*GHSERMG#; 6000 N !
PARAMETER G(ALMG_GAMMA,MG:AL:AL,MG;0) 298.15 113100-14.5*T; 6000 N !
PARAMETER G(ALMG_GAMMA,MG:MG:AL,MG;0) 298.15 113100-14.5*T; 6000 N !
$
$------------------------------------------------------------ END OF LINE