Physical constant

Results: 631



#Item
381Metrology / International standards / SI units / Dimensionless physical constant / Metre / Physical constant / Lattice constant / Lattice / Molar volume / Measurement / Units of length / Systems of units

From: http://physics.nist.gov/constants Fundamental Physical Constants — X-ray values Unit Relative std.

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Source URL: physics.nist.gov

Language: English - Date: 2011-12-23 13:24:29
382Atomic mass constant / Planck constant / Fine-structure constant / Elementary charge / G-factor / Avogadro constant / Dimensionless physical constant / Molar mass constant / Charge radius / Physics / Physical constants / Measurement

CODATA recommended values of the fundamental physical constants: 1998*,† Peter J. Mohr‡ and Barry N. Taylor§ National Institute of Standards and Technology, Gaithersburg, Maryland[removed]This paper gives the 199

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Source URL: physics.nist.gov

Language: English - Date: 2011-06-08 12:14:18
383Atomic physics / Units of energy / Systems of units / Atomic units / Electronvolt / Hartree / Dimensionless physical constant / Planck constant / Natural units / Measurement / Physics / Physical constants

From: http://physics.nist.gov/constants Fundamental Physical Constants — Non-SI units Quantity Symbol

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Source URL: physics.nist.gov

Language: English - Date: 2011-12-23 13:24:23
384Systems of units / Atomic units / Physical constants / Electronvolt / Hartree / Natural units / Orders of magnitude / Planck constant / Dimensionless physical constant / Measurement / Physics / Units of energy

From: http://physics.nist.gov/constants Fundamental Physical Constants — Non-SI units Quantity electron volt: (e/C) J (unified) atomic mass unit:

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Source URL: physics.nist.gov

Language: English - Date: 2011-06-02 19:00:28
385Metrology / SI units / Dimensionless physical constant / Metre / Physical constant / Lattice constant / Molar volume / International System of Units / Committee on Data for Science and Technology / Measurement / International standards / Systems of units

From: http://physics.nist.gov/constants Fundamental Physical Constants — X-ray values Unit Relative std.

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Source URL: physics.nist.gov

Language: English - Date: 2011-12-23 13:24:23
386Mass / Hartree / Orders of magnitude / Dimensionless physical constant / KT / Measurement / Physical constants / Units of energy

From: http://physics.nist.gov/cuu Energy Equivalents J kg

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Source URL: physics.nist.gov

Language: English - Date: 2011-12-23 13:24:29
387Amount of substance / Mass / Molar mass constant / Avogadro constant / Atomic mass constant / Molar mass / Atomic mass / Dimensionless physical constant / Conventional electrical unit / Chemistry / Physical constants / Measurement

From: http://physics.nist.gov/constants Fundamental Physical Constants — Adopted values Relative std. uncert. ur

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Source URL: physics.nist.gov

Language: English - Date: 2011-12-23 13:24:29
388Mass / Orders of magnitude / Dimensionless physical constant / Physical constants / Units of energy / Hartree

From: http://physics.nist.gov/cuu Energy Equivalents J kg

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Source URL: physics.nist.gov

Language: English - Date: 2011-12-23 13:24:23
389Molar volume / Volume / Metre / Lattice constant / Physical constant / Dimensionless physical constant / Measurement / Metrology / SI base units

From: http://physics.nist.gov/constants Fundamental Physical Constants — X-ray values Symbol Value

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Source URL: physics.nist.gov

Language: English - Date: 2011-06-02 19:00:28
390Chemistry / Atomic mass constant / Fine-structure constant / Avogadro constant / Planck constant / Electron rest mass / Dimensionless physical constant / Rydberg constant / Elementary charge / Physics / Physical constants / Measurement

CODATA Recommended Values of the Fundamental Physical Constants: 2010 Peter J. Mohr, a) Barry N. Taylor, b) and David B. Newell c) National Institute of Standards and Technology, Gaithersburg, Maryland[removed], USA (

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Source URL: physics.nist.gov

Language: English - Date: 2013-01-02 14:14:49
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