References

• 2006Redefinition of the kilogram, ampere, kelvin and mole: a proposed approach to implementing CIPM recommendation 1 (CI-2005)378 cited
• 2011Determination of the Avogadro Constant by Counting the Atoms in a Si28 Crystal220 cited
• 2011Counting the atoms in a28Si crystal for a new kilogram definition184 cited
• 2015Improved measurement results for the Avogadro constant using a28Si-enriched crystal163 cited
• 2017A new28Si single crystal: counting the atoms for the new kilogram definition115 cited
• 2011Surface layer determination for the Si spheres of the Avogadro project77 cited
• 2014Towards a new SI: a review of progress made since 201171 cited
• 1974A density scale based on solid objects71 cited
• 1964Precision density measurement of silicon52 cited
• 1987Polishing a 1-kg silicon sphere for a density standard47 cited
• 2016Thickness Measurement of Oxide and Carbonaceous Layers on a 28Si Sphere by XPS45 cited
• 2004Present state of the solid and liquid density standards36 cited
• 2016A brief history of the unit of mass: continuity of successive definitions of the kilogram27 cited
• 2007Density Determination of Silicon Spheres Using an Interferometer With Optical Frequency Tuning27 cited
• 2011