The Redefinition of the Unit “Kilogram” | Sartorius

The Redefinition of the Unit “Kilogram”

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The Redefinition of the Unit "Kilogram": What Does It Mean for Weighing Technology Users?

Authors: Dr. Julian Haller, Karlheinz Banholzer, Thomas Fehling, Tony Kowalski |
Last updated: May 2019

Overview

Dive into the redefinition of the kilogram in this comprehensive white paper. The kilogram shifts to a definition grounded in the Planck constant, promising stability and precision. Discover the intricate details of this shift and its implications for various industries, particularly in certified and accredited environments where meticulous measurement is paramount. Explore the Avogadro experiment and Kibble balance as pioneering methods employed in realizing this groundbreaking redefinition, ushering in a new era of absolute mass determination.

  • Document type: White Paper
  • Page count: 6
  • Read time: 14 minutes

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Key Takeaways:

  • May 20, 2019, saw the kilogram redefined based on the Planck constant, ensuring stable and precise measurements
  • Certified labs and companies need to understand how this redefinition affects their processes, though daily workflows initially remain unchanged
  • The Avogadro experiment and Kibble balance offer revolutionary ways to determine mass with absolute precision

Applications Supported:

  • Mass Comparator

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