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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: Cu
Year Reference Data with Ref.
2023 Zhang, T; Lu, X; Dong, W, "Thermodynamic temperature measurements of Al-Cu, Al, Ag, Cu and Co-C fixed points by radiometry hybrid method," Metrologia 60, 45011 (2023). (DOI:)
2020 Manoi, A; Wongnut, P; Lu, X; Saunders, P, "(T - T90) for Radiation Thermometry Realization Above the Copper Point," Int. J. Thermophys. 41, 28 (2020). (DOI:)
2014 Todd, ADW; Woods, DJ, "Copper Fixed-Point Measurements for Radiation Thermometry at National Research Council," INTERNATIONAL JOURNAL OF THERMOPHYSICS 35, 1366-1377 (2014). (DOI:)
2013 McEvoy, HC; Sadli, M; Bourson, F; Briaudeau, S; Rougi, B, "A comparison of the NPL and LNE-Cnam silver and copper fixed-point blackbody sources, and measurement of the silver/copper temperature interval," (DOI:)
2012 Battuello, M; Girard, F; Florio, M, "Small copper fixed-point cells of the hybrid type to be used in place of normal larger cells," Meas. Sci. Technol. 23, 105002 (2012). (DOI:)
2011 Bloembergen, P; Yamada, Y, "Measurement of Thermodynamic Temperature Above the Silver Point on the Basis of the Scheme n=2," INTERNATIONAL JOURNAL OF THERMOPHYSICS 32, 45-67 (2011). (DOI:)
2003 F. Edler, E. Tegeler, E. Zimmermann, Thermodynamic temperature of the freezing point of copper measured by noise thermometry, AIP Conf. Proc. 684 (2003) 13-18. (DOI:)
1990 H. Preston-Thomas, The International Temperature Scale of 1990 (ITS-90), Metrologia 27 (1990) 3 (DOI:)