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NIST, National Institute of Standards and Technology, U.S. Department of Commerce
NIST Temperature Scale Database (SRD 60), Version 3.0

ITS-90 References for Temperature Points:

Element: N
Year Reference Data with Ref.
2018 Lemmon, E.W., Bell, I.H., Huber, M.L., McLinden, M.O. NIST Standard Reference Database 23: Reference Fluid Thermodynamic and Transport Properties-REFPROP, Version 10.0, National Institute of Standards and Technology, Standard Reference Data Program, Gaithersburg, 2018. (No DOI)
2000 Span, R., Lemmon, E.W., Jacobsen, R.T, Wagner, W., and Yokozeki, A., "A Reference Equation of State for the Thermodynamic Properties of Nitrogen for Temperatures from 63.151 to 1000 K and Pressures to 2200 MPa," J. Phys. Chem. Ref. Data, 29(6):1361-1433, 2000. (DOI:)
1996 Bedford, RE; Bonnier, G; Maas, H; Pavese, F, Recommended values of temperature on the International Temperature Scale of 1990 for a selected set of secondary reference points, Metrologia, 33 (1996) 133-154. (DOI:)
1989 Levine P. D., Jaeger K. B., Mellons B. E., Precision AC Measurements of Temperature Below 90 K, IEEE Trans. Instrum. Meas., 1989, 38, 428-433. (DOI:)
1984 Pavese F., Ancsin J., Astrov D. N., Bonhoure J., Bonnier G., Furukawa G. T., Kemp R. C., Maas H., Rusby R. L., Sakurai H., Ling S. K., An International Intercomparison of Fixed Points by Means of Sealed Cells in the Range 13,81 K to 90,686 K, Metrologia, 1984, 20, 127-144. (DOI:)
1982 Pavese F., Ferri D., Ten Years of Research on Sealed Cells for Phase Transition Studies of Gases at IMGC, in Temperature, Its Measurement and Control in Science and Industry (TMCSI), Reinhold, New York, 1982, 5, 217-227. (No DOI)
1979 Kemp R. C., Kemp W. R. G., The α-β Transition in Nitrogen, Metrologia, 1979, 15, 87-88. (DOI:)
1978 Kemp R. C., Kemp W. R. G., The Triple Points of Krypton, Argon, Nitrogen and Neon, Metrologia, 1978, 14, 83-88. (DOI:)
1978 Kemp R. C., Kemp W. R. G., The Triple Points of Krypton, Argon, Nitrogen and Neon, Metrologia, 1978, 14, 83-88. (DOI:)
1974 Ancsin J., Some Thermodynamic Properties of Pure and Impure Nitrogen, Can. J. Phys., 1974, 52, 1521-1531. (DOI:)
1972 Tiggelman J. L., Durieux M., Vapour Pressures of Liquid Oxygen and Nitrogen, in Temperature, Its Measurement and Control in Science and Industry (TMCSI), 1972, 4, 149-157. (No DOI)
1972 Tiggelman, J.L., Van Rihn, C., Durieux, M.: Temperature, its measurement and control in science and industry. Ed. H.H. Plumb, 4, 137 (1972) (No DOI)