Hafnium, Beta (Hf) Hf1(cr) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 100 200 250 298.15 17.747 61.104 61.104 0. 18.686 13.455 -2.357 300 17.764 61.214 61.105 0.033 18.671 13.422 -2.337 350 18.226 63.987 61.323 0.933 18.272 12.579 -1.877 400 18.687 66.451 61.812 1.855 17.869 11.793 -1.540 450 19.149 68.679 62.454 2.801 17.466 11.058 -1.284 500 19.611 70.720 63.180 3.770 17.062 10.368 -1.083 600 20.534 74.377 64.748 5.778 16.255 9.105 -0.793 700 21.457 77.612 66.359 7.877 15.453 7.976 -0.595 800 22.381 80.538 67.951 10.069 14.658 6.963 -0.455 900 23.304 83.227 69.501 12.353 13.872 6.048 -0.351 1000 24.227 85.730 71.000 14.730 13.095 5.221 -0.273 1100 25.151 88.082 72.447 17.199 12.329 4.470 -0.212 1200 26.074 90.310 73.844 19.760 11.573 3.789 -0.165 1300 26.997 92.434 75.193 22.414 10.829 3.171 -0.127 1400 27.921 94.468 76.497 25.160 10.104 2.609 -0.097 1500 28.844 96.426 77.761 27.998 9.401 2.098 -0.073 1600 29.767 98.317 78.987 30.928 8.720 1.634 -0.053 1700 30.691 100.150 80.178 33.951 8.061 1.211 -0.037 1800 31.614 101.930 81.338 37.067 7.424 0.827 -0.024 1900 32.537 103.664 82.467 40.274 6.810 0.477 -0.013 2000 33.461 105.356 83.569 43.574 6.218 0.159 -0.004 2054.000 33.959 106.255 84.154 45.394 ALPHA <--> BETA 2100 34.384 107.011 84.646 46.966 0. 0. 0. 2200 35.307 108.632 85.700 50.451 0. 0. 0. 2300 36.231 110.222 86.732 54.028 0. 0. 0. 2400 37.154 111.784 87.743 57.697 0. 0. 0. 2500 38.077 113.353 88.736 61.542 0. 0. 0. 2500.000 38.077 113.353 88.736 61.542 BETA <--> LIQUID 2600 39.001 114.865 89.712 65.396 29.200 1.170 0.024 2700 39.924 116.354 90.672 69.342 -29.019 2.335 -0.045 2800 40.847 117.822 91.615 73.381 -28.746 3.492 -0.065 2900 41.771 119.272 92.544 77.512 -28.381 4.637 -0.084 3000 42.694 120.704 93.459 81.735 -27.923 5.768 -0.100