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Look up codata in Wiktionary, the free dictionary. Codata, Co-data or CODATA may refer to: Committee on Data for Science and Technology, publishers of
Codata
Internal open science organization
The Committee on Data of the International Science Council (CODATA) was established in 1966 as the Committee on Data for Science and Technology, originally
Committee on Data of the International Science Council
Committee_on_Data_of_the_International_Science_Council
Standard unit of mass for atomic-scale entities
along with its inherent uncertainty, is updated periodically. The 2022 CODATA recommended value of the atomic mass constant expressed in the SI base unit
Dalton_(unit)
Quantifies strength of electromagnetic interaction
e=ℏ=4πε0=1, the expression for the fine-structure constant becomes α=1 c . The CODATA recommended value of α is α = e2/ 4πε0ħc = 0.0072973525643(11). This has
Fine-structure_constant
Defunct computer storage company
In 1986, it merged with CoData, a Colorado start-up founded by MiniScribe founders Terry Johnson and John Squires. CoData was developing a new type
Conner_Peripherals
Universal and unchanging physical quantity
"2022 CODATA Value: elementary charge". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Physical_constant
Physical constant relating particle kinetic energy with temperature
"2022 CODATA Value: Boltzmann constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "CODATA Value:
Boltzmann_constant
function. CODATA value minimal subtraction scheme definition effective angle definition Mohr, P.; Tiesinga, E.; Newell, D.; Taylor, B. (2024), Codata Internationally
List_of_physical_constants
System of measurement
constant". CODATA. "elementary charge". CODATA. "electron mass". CODATA. "atomic unit of permittivity". CODATA. "atomic unit of action". CODATA. "atomic
Atomic_units
Absolute dielectric permittivity of free space
capacitance of the vacuum. It is an ideal (baseline) physical constant. Its CODATA value is: ε0 = 8.8541878188(14)×10−12 F⋅m−1. It is a measure of how dense
Vacuum_permittivity
Physical constant
with experimental uncertainty. Its value in SI units as recommended by CODATA is: μ0 = 1.25663706127(20)×10−6 N⋅A−2 This is equal to 4π × [1 − (1.3 ±
Vacuum_permeability
Units of measurement based on universal physical constants
"2022 CODATA Value: Planck length". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Natural_units
Mass of a stationary electron
h is the Planck constant. The relative uncertainty, 5×10−8 in the 2006 CODATA recommended value, is due entirely to the uncertainty in the value of the
Electron_mass
Physical constant for the strength of gravity induced by a mass
compared to other fundamental forces at the laboratory scale. In SI units, the CODATA-recommended value of the gravitational constant is: G {\displaystyle G}
Gravitational_constant
Subatomic particle with positive charge
"2022 CODATA Value: proton mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Proton
Length used in relativistic quantum physics
"2022 CODATA Value: Compton wavelength". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Compton_wavelength
SI unit of temperature
(Committee on Data for Science and Technology (CODATA) Task Group on Fundamental Constants) (2018-01-29). "The CODATA 2017 values of h, e, k, and NA for the revision
Kelvin
Locus of colors of incandescent black bodies within a color space
c2 = 1.4387770(13)×10−2 m·K (CODATA 2010) c2 = 1.43877736(83)×10−2 m·K (CODATA 2014) c2 = 1.438776877...×10−2 m·K (CODATA 2018), the current value, as
Planckian_locus
Ratio of magnetic moment and angular momentum
convention has issues in complex cases and has not been adopted by the CODATA standard. Secondly, the electron orbital g-factor gL is defined by μ L =
G-factor_(physics)
Historical high-precision units of measurement
(2015). "CODATA recommended values of the fundamental physical constants: 2014". Zenodo. arXiv:1507.07956. doi:10.5281/zenodo.22826. "2022 CODATA Value:
Conventional_electrical_unit
Type of algorithm in computer science
on the other hand, corecursion produces codata or final data types, which includes infinitely deep trees. Codata cannot be represented in memory directly
Corecursion
Physical constant
Planck constant, mp is the proton rest mass, and c is the speed of light Its CODATA recommended value is: μN = 5.0507837393(16)×10−27 J⋅T−1 In Gaussian CGS
Nuclear_magneton
Unit of energy in the atomic units system
atomic units system, named after the British physicist Douglas Hartree. Its CODATA recommended value is Eh = 4.3597447222060(48)×10−18 J = 27.211386245981(30) eV
Hartree
"2022 CODATA Value: Avogadro constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
List_of_numbers
Large self-illuminated object in space
nominal solar mass parameter can be combined with the most recent (2014) CODATA estimate of the Newtonian constant of gravitation G to derive the solar
Star
Energy carried by a photon
"2022 CODATA Value: Planck constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Photon_energy
Physical constant in quantum mechanics
"2022 CODATA Value: Planck constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value:
Planck_constant
Quantized unit of magnetic flux
"2022 CODATA Value: magnetic flux quantum". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Magnetic_flux_quantum
Physical constants of energy and wavenumber
energy of the hydrogen atom in a simplified Bohr model.[citation needed] The CODATA value is R ∞ = m e e 4 8 ε 0 2 h 3 c = {\displaystyle R_{\infty }={\frac
Rydberg_constant
Modern form of the metric system
"2022 CODATA Value: atomic mass constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value:
International_System_of_Units
Elementary particle with negative charge
"2022 CODATA Value: electron mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Electron
American data storage engineer and entrepreneur (1935- 2010)
25-inch HDDs. After leaving Miniscribe in 1984, he co-founded a new company, CoData, that merged with Conner Peripherals the following year. CoData's 3.5-inch
Terry_Johnson_(entrepreneur)
Conversion constant for amount of substance
"2022 CODATA Value: molar gas constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value:
Avogadro_constant
Comparison of a wide range of masses
August 2011. "CODATA Value: muon mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. Retrieved 23 August 2011. "CODATA Value: proton
Orders_of_magnitude_(mass)
Unit of energy
"2022 CODATA Value: electron volt". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Electronvolt
Helium-3 isotope nucleus
"2022 CODATA Value: helion mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Helion_(chemistry)
Comparison of a wide range of lengths
the scattering cross section of an 11 MeV proton with a target proton) "CODATA Value: classical electron radius". The NIST Reference on Constants, Units
Orders_of_magnitude_(length)
Proof method in mathematical logic
induction.[citation needed] Coinductively defined data types are known as codata and are typically infinite data structures, such as streams. As a definition
Coinduction
Physical constant
118109 {\displaystyle 6\pi ^{5}\approx 1836.118109} . Koide formula "2022 CODATA Value: proton–electron mass ratio". The NIST Reference on Constants, Units
Proton-to-electron_mass_ratio
Subatomic particle
lepton "2022 CODATA Value: muon mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value: muon
Muon
Unit of length
wavelength of the Kα1 line of molybdenum is exactly 707.831 xu(Mo Kα1). The 2006 CODATA recommended values for these units are: 1 xu(Cu Kα1) = 1.00207699(28)×10−13 m
X_unit
Units defined only by physical constants
"2022 CODATA Value: Planck length". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value:
Planck_units
Measure of temperature relative to absolute zero
on Data for Science and Technology (CODATA) Task Group on Fundamental Constants) (29 January 2018). "The CODATA 2017 values of h, e, k, and NA for the
Thermodynamic_temperature
Unit of length about the size of a hydrogen atom
the speed of light in vacuum, and α is the fine-structure constant. The CODATA value of the Bohr radius is 5.29177210544(82)×10−11 m (52.9177210462–52
Bohr_radius
Sequence of data items available over time
whole because they have potentially unlimited data. Formally, streams are codata (potentially unlimited), not data (which is finite). Functions that operate
Stream_(computing)
Expression of monatomic ideal gas entropy
"2022 CODATA Value: atomic mass constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2018 CODATA Value:
Sackur–Tetrode_equation
Charge carried by one electron
constants, the elementary charge can be deduced: e=2RKKJ. The relation used by CODATA to determine elementary charge was: e2=2hαμ0c=2hαε0c, where h is the Planck
Elementary_charge
Mass per unit volume
ångström is equal to a density of 1.66053906892(52) g/cm3, based on the 2022 CODATA recommended value of the dalton. A number of techniques as well as standards
Density
International not-for-profit group
Committee on Data for Science and Technology (CODATA) in Berlin, Germany in 2004. Renewal of WEAR as the CODATA Task group for Anthropometric Data and Engineering
World Engineering Anthropometry Resource
World_Engineering_Anthropometry_Resource
Data that is findable, accessible, interoperable, and reusable
FAIR Offices". GO FAIR. Retrieved 2023-12-05. "Decadal Programme – CODATA". Codata.org. Retrieved 2020-02-16. Association of European Research Libraries
FAIR_data
In physics, proton and neutron magnetism
elementary particles combine to give the nucleons their magnetic moments. The CODATA recommended value for the magnetic moment of the proton is μp = 2.79284734463(82) μN
Nucleon_magnetic_moment
Ionizing radiation particle of two protons and two neutrons
"2022 CODATA Value: alpha particle mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value:
Alpha_particle
Number of particle in a given volume of an ideal gas
density), and usually quoted at standard temperature and pressure. The 2018 CODATA recommended value is 2.686780111...×1025 m−3 at 0 °C and 1 atm. It is named
Loschmidt_constant
Speed of electromagnetic waves
BBC Sky at Night Magazine. 12 April 2024. Retrieved 25 July 2025. "2022 CODATA Value: speed of light in vacuum". The NIST Reference on Constants, Units
Speed_of_light
Subatomic particle with no charge
"2022 CODATA Value: neutron mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Neutron
Physical quantity of interest in chemistry and electrodynamics
instead, which is the multiplicative inverse of the mass-to-charge ratio. The CODATA recommended value for an electron is Q/m = −1.75882000838(55)×1011 C⋅kg−1
Mass-to-charge_ratio
Biologist and bioinformatics specialist
Open Science Cloud. From 2018 to 2023 Barend was the elected president of CODATA, the affiliated organisation on research data related issues of the International
Barend_Mons
Elementary subatomic particle with negative electric charge
"2022 CODATA Value: tau mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value: tau
Tau_(particle)
List of particles in matter including fermions and bosons
hdl:1983/c6dc3926-daee-4d0e-9149-5ff3a8120574. S2CID 125766528. "2022 CODATA Value: electron mass energy equivalent in MeV". The NIST Reference on Constants
List_of_particles
Unit of magnetic moment
Sons. p. 83. ISBN 0-471-15566-7. (value updated to correspond to CODATA 2018) "2022 CODATA Value: Bohr magneton in eV/T". The NIST Reference on Constants
Bohr_magneton
Antiparticle of the electron
"2022 CODATA Value: electron mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value:
Positron
Particle with opposite charges
S2CID 125766528. "CODATA Value: proton mass energy equivalent in MeV". physics.nist.gov. Retrieved 2024-09-08. "CODATA Value: proton mass". physics
Antiparticle
Concept in the physics of electromagnetism
2016. Mohr, Peter J.; Newell, David B.; Taylor, Barry N. (21 Jul 2015). "CODATA Recommended Values of the Fundamental Physical Constants: 2014". Reviews
Magnetic_moment
Definition of the units kg, A, K and mol
M.; Wood, B. M.; Zhang, Z.; et al. (CODATA Task Group on Fundamental Constants) (20 October 2017). "The CODATA 2017 Values of h, e, k, and NA for the
2019_revision_of_the_SI
Eighteenth letter of the Greek alphabet
goldbook.iupac.org. doi:10.1351/goldbook.C05438. Retrieved 25 January 2025. "CODATA Value: Stefan-Boltzmann constant". physics.nist.gov. Retrieved 25 January
Sigma
Attraction of masses and energy
London. 30 (2): 133–140. doi:10.1098/rsnr.1976.0010. JSTOR 531749. "2022 CODATA Value: Newtonian constant of gravitation". The NIST Reference on Constants
Gravity
Intensity of sunlight or solar constant
maximum. The solar "constant" is not a physical constant in the modern CODATA scientific sense; that is, it is not like the Planck constant or the speed
Solar_constant
Speed of sound wave through elastic medium
"2022 CODATA Value: molar gas constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 18 May 2024. "2022 CODATA Value:
Speed_of_sound
Computer company (1979–1985)
and Codata claimed to have been "the first to offer a microcomputer-based Unix on the M68000" and to have supplied 500 systems by early 1983. Codata later
Onyx_Systems
Physical quantity of hot and cold
cloth The cited emission wavelengths are for black bodies in equilibrium. CODATA 2006 recommended value of 2.8977685(51)×10−3 m K used for Wien displacement
Temperature
Unit of mass equal to that of Earth
uncertainty 3×10−4) in results reported since the 1980s, although the 2014 CODATA recommended value is close to 6.674×10−11 m3/kg/s2 with a relative uncertainty
Earth_mass
Chemical element with atomic number 1 (H)
Mohr, Peter J.; Newell, David B.; Taylor, Barry N. (23 September 2021). "CODATA Recommended Values of the Fundamental Physical Constants: 2018*". Journal
Hydrogen
Ratio of magnetic moment to angular momentum
& RSC Publishing. ISBN 0-85404-433-7. p. 23. Electronic version. "2022 CODATA Value: electron gyromagnetic ratio". The NIST Reference on Constants, Units
Gyromagnetic_ratio
Solid State Physics. Holt, Rinehart and Winston. ISBN 0-03-083993-9. "2022 CODATA Value: Avogadro constant". The NIST Reference on Constants, Units, and Uncertainty
Wigner–Seitz_radius
Experiment to measure elementary electric charge
Bibcode:2013RvMP...85.1421P. doi:10.1103/RevModPhys.85.1421. ISSN 0034-6861. "2022 CODATA Value: elementary charge". The NIST Reference on Constants, Units, and Uncertainty
Oil_drop_experiment
Electromagnetic property of matter
Archived from the original on 2025-10-16. Retrieved 2026-02-11. "2022 CODATA Value: elementary charge". The NIST Reference on Constants, Units, and Uncertainty
Electric_charge
Strength of a chemical bond
ions, clusters and compounds is available from the websites of NIST, NASA, CODATA, and IUPAC. Most authors use the BDE values at 298.15 K. For example, the
Bond_energy
Energy to convert a liquid substance to a gas at a given pressure
of Standards and Technology. doi:10.18434/T4D303. "CODATA Key Values for Thermodynamics". codata.info. Gmelin, Leopold (1985). Gmelin-Handbuch der anorganischen
Enthalpy_of_vaporization
Potentially infinite analog of a list, in type theory and functional programming
thunks in an eager language. In total languages they must be defined as codata and can be iterated over using (guarded) corecursion. Java provides the
Stream_(abstract_data_type)
Physical constant in chemistry
a carbon-12 atom in grams, which must be determined experimentally. The CODATA recommended value of the molar mass constant is: Mu = 1.00000000105(31)×10−3 kg⋅mol−1
Molar_mass_constant
Volume occupied by one mole of a substance
crystalline solid provide a direct determination of the Avogadro constant. The CODATA recommended value for the molar volume of silicon is 1.205883199(60)×10−5 m3⋅mol−1
Molar_volume
Subatomic particle
"2022 CODATA Value: proton mass". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Antiproton
Smallest unit of a chemical element
OCLC 224032426. Mohr, P.J.; Taylor, B.N. and Newell, D.B. (2014), "The 2014 CODATA Recommended Values of the Fundamental Physical Constants" Archived 11 February
Atom
Group of highly reactive chemical elements
24 June 2013. "Standard Uncertainty and Relative Standard Uncertainty". CODATA reference. National Institute of Standards and Technology. Archived from
Alkali_metal
SI unit of amount of substance
had to be determined experimentally. The experimental value adopted by CODATA in 2010 is NA = 6.02214129(27)×1023 mol−1. In 2011 the measurement was refined
Mole_(unit)
Physical constant providing length scale to interatomic interactions
that characterizes electron interactions in atomic-scale problems. The CODATA value for the classical electron radius is r e = 1 4 π ε 0 e 2 m e c 2 =
Classical_electron_radius
Physics concept expressed as E = mc²
Archived from the original on 17 August 2020. Retrieved 25 August 2020. "CODATA Value: Newtonian constant of gravitation". physics.nist.gov. Archived from
Mass–energy_equivalence
Programming paradigm restricted to provably terminating programs
In total functional programming, a distinction is made between data and codata—the former is finitary, while the latter is potentially infinite. Such potentially
Total_functional_programming
Russian mathematician (born 1948)
the Russian Geophysical Committee and CODATA Committee of the Russian Academy of Sciences, vice-president of CODATA in 2002-2006. Vice-chair of the WDC
Alexei_Gvishiani
Physical constant: Electric charge of one mole of electrons
Newell, David B.; Taylor, Barry N.; Tiesinga, Eite (September 1, 2025). "CODATA recommended values of the fundamental physical constants: 2022". Journal
Faraday_constant
Amount of matter present in an object
of Standards and Technology (U.S.). doi:10.6028/nist.hb.44-2026. "2022 CODATA Value: Planck mass". The NIST Reference on Constants, Units, and Uncertainty
Mass
Hydrogen spectral series
18434/T4W30F "CODATA Recommended Values of the Fundamental Physical Constants: 2006" (PDF). Committee on Data for Science and Technology (CODATA). NIST.
Balmer_series
Type of atomic measurement
ISBN 978-92-822-2272-0, archived from the original on 18 October 2021 "2022 CODATA Value: molar mass of carbon-12". The NIST Reference on Constants, Units
Relative_atomic_mass
Standard unit of mass in astronomy
2017. Archived from the original on 2020-07-31. Retrieved 2020-09-06. "CODATA Value: Newtonian constant of gravitation G". NIST. Retrieved 2020-09-06
Solar_mass
Curved path of an object around a point
(2nd ed.). John Wiley & Sons. pp. 23–24. ISBN 978-1-119-25941-1. "2022 CODATA Value: Newtonian constant of gravitation". The NIST Reference on Constants
Orbit
Measure of the mass of a planet-like astronomical body
Online". USNO, UKHO. Archived from the original on April 24, 2001. "2022 CODATA Value: Newtonian constant of gravitation". The NIST Reference on Constants
Planetary_mass
a Royal Flush in Poker". ThoughtCo. Retrieved December 10, 2018. "2022 CODATA Value: fine-structure constant". The NIST Reference on Constants, Units
Orders_of_magnitude_(numbers)
Measure of the size of atomic nuclei
CODATA Value: proton rms charge radius". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Charge_radius
Formula for lattice energy
"2022 CODATA Value: Avogadro constant". The NIST Reference on Constants, Units, and Uncertainty. NIST. May 2024. Retrieved 2024-05-18. "2022 CODATA Value:
Born–Landé_equation
Physical constant with no units
gravitation G, that appear in the most basic theories of physics. NIST and CODATA use the term in this manner. Dimensionless fundamental physical constants
Dimensionless physical constant
Dimensionless_physical_constant
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