NIST(National institute of standard and technology has just scientist a critical step closer towards a new and improved the definition of the scale.
NIST-4 watt scale measuring the Planck constant, to demonstrate the scale is accurate to enough the redefinition of the kilogram.
NIST-4 watt scale measuring the Planck constant, to demonstrate the scale is accurate to enough the redefinition of the kilogram.
posted from Bloggeroid
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