Non-standard uncertainties: Experiments in the visual conditions of the kilogram prototype | Intellect Skip to content
Volume 7, Issue 1-2
  • ISSN: 2040-3682
  • E-ISSN: 2040-3690



The kilogram prototype is an object manufactured in late nineteenth century to serve as the standard unit of mass worldwide. Since then, the kilogram definition has been determined by this unique object, making it a peculiar case in metrological studies. However, after realizing that the prototype’s mass was unexpectedly changing, scientists are seeking a new way to define the kilogram in pure mathematical terms.


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  • Article Type: Article
Keyword(s): 3D; kilogram; measure; metrology; prototype; standard
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