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ITS-90 Fixed Points
The Gallium Point, An Alternative Reference Temperature to the Water Triple Point
Considering the ITS-90 Gallium Point.
ITS-90 Fixed Points
An Optimal Gallium Cell – Interoperability Between a Cell Made In England and Intercompared at NIST, to it’s Reference Cell
An Open Gallium Cell of a design dating from 1973 and purity 99.999999% and made in England has been inter-compared with NIST’s reference Gallium Cell.
ITS-90 Fixed Points
A Technical Guide and Standard Practice for Realizing the Melting Point of Gallium
Different methods to realize the melting point of gallium for the calibration of thermometers.
ITS-90 Fixed Points
Assembling a Silver ITS-90 Fixed Point Cell Ready For The Furnace
Pictorial guide showing the assembly and testing of a cell as it is placed into a furnace.
ITS-90 Fixed Points
Stem Conduction And Light Piping in ITS-90 Fixed Point Cell Assemblies at a UKAS Laboratory
Experiences in Calibrating SPRTs at NTPL
ITS-90 Fixed Points
ISOTowers: Improvements Relating to the Calibration of Thermometers
In Isothermal Towers the fixed point cell and heat pipe (or heat siphon) have been combined to produce the ideal realisations for calibrating standard thermometers.
ITS-90 Fixed Points
Introducing ISOTowers
Integrated bench top apparatus for calibrating SPRTs and IPRTs with uncertainties to 0.0007°C.
ITS-90 Fixed Points
Mercury Triple Point realisation in a Europa Portable Calibrator
A practical guide to realising a Slim Mercury Cell in the Europa Portable Calibrator
