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Vapour Pressure and Enthalpy of Sublimation of C 70

1993; Marcel Dekker; Volume: 1; Issue: 1 Linguagem: Inglês

10.1080/15363839308015519

1532-2343

C.K. Mathews, M. Sai Baba, T.S. Lakshmi Narasimhan, Rajasekhar Balasubramanian, N. Sivaraman, T. G. Srinivasan, P. R. Vasudeva Rao,

Graphene research and applications

Abstract The vapour pressure of pure C70 was measured in the temperature range 650–850 K by using the Knudsen effusion mass spectrometry resulting in the equation log(p/Pa) = −10219±78 / T(K) ± 11.596±0.065. The second law enthalpy of sublimation of C70 was determined to be 195.7±1.1 kJ/mol.