Závislostí tepelných jkápäcit á Gibtíšových energií na teplotě po různé fázové ÄôÄačeJŕe:, pfi p=101325Pa
Heat capacity ôf Fé Gibbj energy of phases of Fe relative to BCC_A2
Fázový diagram Fe:
2500	-■-(          . .   ( . . ubuio	"         l i
20iX>		
	secja.	FCC_A1
1500		—-
1000		
500	BCCJtí \	HCPJO - i '.....--
0 10 » 30 40 SO
P-T phase diagram for Fe
Df&'ftr n mim to va&mpaatffäja
BCCA2
Tc=1043 ^=2.22
A =7.042<»SE-6 a,= X3987E-5 a,= Z569E-8
K,= 5.965E-12 K, * 6.S152E-17 n = 4.7041
Gfflág + Gpres
(298.15 <T< 60001)0)
■I
Data for Eu relative to BGC A2 1
LIQUID      - 1
8382,505 - 7.175215 T (29,8.15 < T < 400.00$
20837.691 - 239,524939 T ♦ 37.192045 T In(T) - 46.128567E-3 1*+ 9.4594981-6 T3 - 749625 T1 (400.00 < T < 1095.00$ 280532.835 - 1999.21579 T + 271.2408609 T In(T) - 114.530917E-3 T*+ 8.809866E-6 T3 - 48455305 T1
,   .      _ _ /2k/i .   (109$X)0 <T < I900JOO)l
G--ol t fT* cTWTVIcfr       S=-(^)p J
0 H=&*TS, £„=(#)
I - . .     -      • „ , \t>t/p i
Source of data: A Fernandez GuMermet,<P Gustafson, High Temp. - High Press., 1985,16,591-610. [BCC A2,1
FCCLA1, HCP_A3, LIQUID] ! Weiming Huang, TR1TA-MAC-0388 [BCC.A12, CUB_A13]
Data for Fe in the form of G-HSER
BCC_A2 ' |
Tc= 1043 B0=2.22
A =.7,042095E-6 ao=2.3987E-5 a!=2.569E-8
Ko=5.965E-12 K1= 6.5152E-17 n =4.7041
1225.7 + 124.134 T - 23.5143 T lnCT) - 0.00439752 T1 - 5.89269E-8 T3 + 77358.5 T*1 + Gmag + Gpres
(29S./5 < T < 1811.00)
-25383.581 + 299.31255 T - 46.0 T ln(T) + 2.2960305E31 T*»+ Gmag + Gpres (1811.00 <T< 6000.00)
FCCA1
TN=67 B0=0.7
A = 6.688726E-6 ao=7.3097E-5
Ko= 6.2951E-12 K,= 6.5152E-17 n = 5.1665
-236.7 + 132.416 T - 24.6643 T ln(T) - 0.00375752 T2- 5.89269E-8 T3 + 77358.5 T1 + Gmag + Gpres
f295./J < T < 1811.00)
-27097.396 + 300.25256 T - 46.0 T \n<J) + 2.78854E31 T* + Gmag + Gpres (1811.00 < T < 6000.00)
HCP_A3
A = 6.59121E-6 a„=7.3646E-5
Ko= 6.2951E-12 Ks= 6.5152E-17 n = 5.1665
-2480.08 + 136.725 T - 24.6643 T ln(T) - 0.00375752 f* - 5.89269E-8 T3 + 77358.5 T1 + Gpres (29S./5 < T < 181 WO) -29340.78 + 304.56206 T - 46.0 T ln(T) + 2.78854E31 T$ + Gpres (1811.00 <T< 6000.00)
LIQUID
A a 6.62574E-6 a,>= 10.7895E-5 ! a, =-25.79493
Ko= 0.75475E-12 K, = 485.09E-17 n =6.59834
13265.87 + 117.57557 T - 23.5143 T ln(T) - 0.00439752 T2- 5.89269E-8 T1 +"77358.5 T1- 3.6751551E-21 T7 + Gpres
(298.15 <T< 1811.00)
-10838.83 + 291.302 T - 46.0 T ln(T) + Gpres - (1811.00 < T < 6000.00)
BCCA12-
5970.7 + 124.134T- 23.5143 Tln(T) -0.00439752T1-5.89269E-8T3 + 77358.5T1 (298.15 <T< 1811.00)
-20638.581 + 299.31255 T - 46.0 T tn(T) + 2.2960305E31 T9 (1811.00 < T < 6000.00)
CUB_A13 ,
4970.7 + 124.134 T - 23.5143 T InCD - 0.00439752 T2 -. 5.89269E-8 T3 + 77358.5 T1 (298.15 <T< 1811.00)
-21638.581 + 299.31255 T - 46.0 T ln<T) + 2.2960305E31 T* (1811.00 <T< 6000.00)
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