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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus435.KN/ASmith, 1980Uncertainty assigned by TRC = 1. K; TRC
Tfus437.7KN/AFarrell and Shahidi, 1979Uncertainty assigned by TRC = 0.6 K; TRC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Method Reference Comment
18.6437.DSCKestens, Auclair, et al., 2010AC
21.51435.2N/ASmith, 1979AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Smith, 1980
Smith, G.W., Phase behavior of some condensed polycyclic aromatics, Mol. Cryst. Liq. Cryst., 1980, 64, 15. [all data]

Farrell and Shahidi, 1979
Farrell, P.G.; Shahidi, F., DSC studies of aromatic hydrocarbon picrates, Thermochim. Acta, 1979, 33, 275. [all data]

Kestens, Auclair, et al., 2010
Kestens, Vikram; Auclair, Guy; Drozdzewska, Katarzyna; Held, Andrea; Roebben, Gert; Linsinger, Thomas, Thermodynamic property values of selected polycyclic aromatic hydrocarbons measured by differential scanning calorimetry, J Therm Anal Calorim, 2010, 99, 1, 245-261, https://doi.org/10.1007/s10973-009-0440-6 . [all data]

Smith, 1979
Smith, George W., Phase behavior and nucleation kinetics of Octaphenylcyclotetrasiloxane, Phase Transitions, 1979, 1, 2, 107-129, https://doi.org/10.1080/01411597908213195 . [all data]


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