Magnesium Boride (MgB2) B2Mg1(cr) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -6.799 -91.337 -91.337 INFINITE 100 11.171 4.025 68.961 -6.494 -91.722 -91.112 47.592 200 34.392 19.205 40.125 -4.184 -92.085 -90.330 23.592 298.15 47.823 35.982 35.982 0. -91.964 -89.473 15.675 300 47.865 36.278 35.983 0.089 -91.964 -89.457 15.576 400 54.392 51.002 37.946 5.222 -92.110 -88.609 11.571 500 58.409 63.590 41.848 10.871 -92.590 -87.684 9.160 600 61.379 74.507 46.402 16.863 -93.328 -86.638 7.542 700 64.015 84.168 51.120 23.134 -94.239 -85.452 6.377 800 66.526 92.879 55.804 29.660 -95.267 -84.128 5.493 900 69.162 100.867 60.373 36.445 -96.364 -82.670 4.798 1000 71.714 108.288 64.798 43.490 -106.100 -80.376 4.198 1100 74.078 115.233 69.070 50.779 -107.301 -77.744 3.692 1200 76.442 121.780 73.193 58.305 -108.384 -75.008 3.265 1300 78.795 127.992 77.171 66.067 -109.336 -72.188 2.901 1400 81.170 133.918 81.014 74.065 -237.558 -66.131 2.467 1500 83.643 139.603 84.732 82.307 -236.863 -53.910 1.877 1600 85.981 145.077 88.333 90.789 -236.012 -41.740 1.363 1700 88.162 150.355 91.827 99.497 -235.015 -29.628 0.910 1800 90.249 155.454 95.221 108.419 -233.881 -17.578 0.510 1900 92.242 160.387 98.522 117.544 -232.618 -5.595 0.154 2000 94.140 165.167 101.735 126.864 -231.232 6.318 -0.165