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The fundamental constants and theory.

Peter J Mohr1

  • 1National Institute of Standards and Technology, Gaithersburg, MD 20899-8420, USA. mohr@nist.gov

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences
|September 9, 2005
PubMed
Summary

The Committee on Data for Science and Technology released new physics and chemistry constants. These values ensure the best agreement between experimental data and theoretical predictions using least-squares analysis.

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Area of Science:

  • Physics and Chemistry
  • Metrology

Background:

  • The Committee on Data for Science and Technology (CODATA) periodically reviews fundamental physical and chemical constants.
  • Accurate constants are crucial for scientific advancement and technological applications.

Purpose of the Study:

  • To present a new, self-consistent set of recommended values for basic constants and conversion factors.
  • To detail the methodology behind deriving these values, emphasizing the integration of experimental and theoretical data.

Main Methods:

  • A comprehensive least-squares analysis was performed.
  • Latest experimental measurements and theoretical predictions were incorporated.
  • Data were evaluated within a consistent theoretical framework.

Main Results:

  • A new set of self-consistent values for fundamental physical and chemical constants has been established.
  • The recommended values reflect the most current and accurate scientific understanding.

Conclusions:

  • The newly recommended constants provide a reliable foundation for future scientific endeavors.
  • The methodology ensures consistency between theoretical models and experimental observations.

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