cyclo-tetrasilane.html

CEA2 original database: CEA2 compatible code. Source: THERMO & PAC99.
cyclo-Si4H8       cyclic four-ring                    THERMO
2 09/03 SI 4.00H 8.00 0.00 0.00 0.00 0 120.4055200 223960.000
200.000 1000.000 7 -2.0 -1.0 0.0 1.0 2.0 3.0 4.0 0.0 0.000
5.345174370D+05-8.445203720D+03 4.860985730D+01-5.424418230D-02 8.707261520D-05
-6.210148720D-08 1.671029036D-11 0.000000000D+00 6.410969800D+04-2.473274021D+02
1000.000 6000.000 7 -2.0 -1.0 0.0 1.0 2.0 3.0 4.0 0.0 0.000
2.113825032D+06-1.439445903D+04 4.340322120D+01-3.677366380D-03 7.727302030D-07
-8.539102700D-11 3.847216720D-15 0.000000000D+00 1.033121264D+05-2.404331302D+02
THERMO PAC99 OLD output:
 cyclo-Si4H8       cyclic four-ring                    THERMO
2 09/03 SI 4.00H 8.00 0.00 0.00 0.00 0 120.4055200 223960.000
200.000 1000.000 5 0.0 1.0 2.0 3.0 4.0 0.0 0.0 0.0 0.000
-3.546535240D+00 1.064888986D-01-1.728955356D-04 1.474145500D-07-4.934585060D-11
0.000000000D+00 0.000000000D+00 0.000000000D+00 2.451984392D+04 3.706921470D+01
1000.000 6000.000 5 0.0 1.0 2.0 3.0 4.0 0.0 0.0 0.0 0.000
1.776802640D+01 1.516311097D-02-5.707142290D-06 9.495605240D-10-5.802845420D-14
0.000000000D+00 0.000000000D+00 0.000000000D+00 1.989739459D+04-6.593526240D+01
CHEMKIN compatible code. Source: THERMO & PAC99.
cyclo-SI4H8         0903SI  4H   8          G  0200.00   6000.00  1000.00      1
1.77680264E+01 1.51631110E-02-5.70714229E-06 9.49560524E-10-5.80284542E-14 2
1.98973946E+04-6.59352624E+01-3.54653524E+00 1.06488899E-01-1.72895536E-04 3
1.47414550E-07-4.93458506E-11 2.45198439E+04 3.70692147E+01 4

To show far-reaching accordance of the different data sources, the absolute (statistical) enthalpy was plotted into one diagram which is ready for download here:

H-cyclo-tetrasilane.ps