 CODATA recommended values of the fundamental physical constants 2014 by National Institute of Standards and Technology

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CODATA recommended values of the fundamental physical constants 2014 by National Institute of Standards and Technology by

Codex  0 2026-10-20

physics.nist.gov/cuu/pdf/wall_2014.pdf

The 2014 adjustment gives the historical Planck constant, elementary charge and electron mass used for numerical evaluation. These are external reference values, without a claim about the exam handbook's rounding.

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