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Carbon-13 nuclear magnetic resonance

Index Carbon-13 nuclear magnetic resonance

Carbon-13 (C13)nuclear magnetic resonance (most commonly known as carbon-13 NMR or 13C NMR or sometimes simply referred to as carbon NMR) is the application of nuclear magnetic resonance (NMR) spectroscopy to carbon. [1]

33 relations: Atom, Boltzmann distribution, Carbon, Chemical shift, Chemical structure, Chromium(III) acetylacetonate, Drug, Ester, Ethyl group, Gyromagnetic ratio, Hydrogen, Hyperpolarized carbon-13 MRI, Isotope, J-coupling, John Wiley & Sons, Natural abundance, Nuclear magnetic moment, Nuclear magnetic resonance, Nuclear magnetic resonance decoupling, Nuclear magnetic resonance spectroscopy, Nuclear Overhauser effect, Organic chemistry, Organic compound, Phthalic acid, Polymer, Protein, Proton nuclear magnetic resonance, Relaxation (NMR), Spin (physics), Spin–lattice relaxation, Tertiary carbon, Tetramethylsilane, University of Wisconsin–Madison.

Atom

An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.

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Boltzmann distribution

In statistical mechanics and mathematics, a Boltzmann distribution (also called Gibbs distribution Translated by J.B. Sykes and M.J. Kearsley. See section 28) is a probability distribution, probability measure, or frequency distribution of particles in a system over various possible states.

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Carbon

Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.

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Chemical shift

In nuclear magnetic resonance (NMR) spectroscopy, the chemical shift is the resonant frequency of a nucleus relative to a standard in a magnetic field.

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Chemical structure

A chemical structure determination includes a chemist's specifying the molecular geometry and, when feasible and necessary, the electronic structure of the target molecule or other solid.

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Chromium(III) acetylacetonate

Chromium(III) acetylacetonate is the coordination compound with the formula Cr(C5H7O2)3, sometimes designated as Cr(acac)3.

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Drug

A drug is any substance (other than food that provides nutritional support) that, when inhaled, injected, smoked, consumed, absorbed via a patch on the skin, or dissolved under the tongue causes a temporary physiological (and often psychological) change in the body.

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Ester

In chemistry, an ester is a chemical compound derived from an acid (organic or inorganic) in which at least one –OH (hydroxyl) group is replaced by an –O–alkyl (alkoxy) group.

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Ethyl group

In chemistry, an ethyl group is an alkyl substituent derived from ethane (C2H6).

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Gyromagnetic ratio

In physics, the gyromagnetic ratio (also sometimes known as the magnetogyric ratio in other disciplines) of a particle or system is the ratio of its magnetic moment to its angular momentum, and it is often denoted by the symbol γ, gamma.

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Hydrogen

Hydrogen is a chemical element with symbol H and atomic number 1.

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Hyperpolarized carbon-13 MRI

Hyperpolarized carbon-13 MRI is a functional medical imaging technique for probing perfusion and metabolism using injected substrates.

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Isotope

Isotopes are variants of a particular chemical element which differ in neutron number.

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J-coupling

In nuclear chemistry and nuclear physics, Scalar or J-couplings (also called indirect dipole–dipole coupling) are mediated through chemical bonds connecting two spins.

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John Wiley & Sons

John Wiley & Sons, Inc., also referred to as Wiley, is a global publishing company that specializes in academic publishing.

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Natural abundance

In physics, natural abundance (NA) refers to the abundance of isotopes of a chemical element as naturally found on a planet.

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Nuclear magnetic moment

The nuclear magnetic moment is the magnetic moment of an atomic nucleus and arises from the spin of the protons and neutrons.

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Nuclear magnetic resonance

Nuclear magnetic resonance (NMR) is a physical phenomenon in which nuclei in a magnetic field absorb and re-emit electromagnetic radiation.

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Nuclear magnetic resonance decoupling

Nuclear magnetic resonance decoupling (NMR decoupling for short) is a special method used in nuclear magnetic resonance (NMR) spectroscopy where a sample to be analyzed is irradiated at a certain frequency or frequency range to eliminate fully or partially the effect of coupling between certain nuclei.

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Nuclear magnetic resonance spectroscopy

Nuclear magnetic resonance spectroscopy, most commonly known as NMR spectroscopy or magnetic resonance spectroscopy (MRS), is a spectroscopic technique to observe local magnetic fields around atomic nuclei.

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Nuclear Overhauser effect

The nuclear Overhauser effect (NOE or nOe) is the transfer of nuclear spin polarization from one spin bath to another spin bath via cross-relaxation.

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Organic chemistry

Organic chemistry is a chemistry subdiscipline involving the scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms.

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Organic compound

In chemistry, an organic compound is generally any chemical compound that contains carbon.

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Phthalic acid

Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2.

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Polymer

A polymer (Greek poly-, "many" + -mer, "part") is a large molecule, or macromolecule, composed of many repeated subunits.

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Protein

Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.

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Proton nuclear magnetic resonance

Proton nuclear magnetic resonance (proton NMR, hydrogen-1 NMR, or 1H NMR) is the application of nuclear magnetic resonance in NMR spectroscopy with respect to hydrogen-1 nuclei within the molecules of a substance, in order to determine the structure of its molecules.

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Relaxation (NMR)

In nuclear magnetic resonance (NMR) spectroscopy and magnetic resonance imaging (MRI) the term relaxation describes how signals change with time.

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Spin (physics)

In quantum mechanics and particle physics, spin is an intrinsic form of angular momentum carried by elementary particles, composite particles (hadrons), and atomic nuclei.

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Spin–lattice relaxation

Spin–lattice relaxation is the mechanism by which the component of the magnetization vector along the direction of the static magnetic field reaches thermodynamic equilibrium with its surroundings (the "lattice") in nuclear magnetic resonance and magnetic resonance imaging.

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Tertiary carbon

A tertiary carbon atom is a carbon atom bound to three other carbon atoms.

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Tetramethylsilane

Tetramethylsilane (abbreviated as TMS) is the organosilicon compound with the formula Si(CH3)4.

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University of Wisconsin–Madison

The University of Wisconsin–Madison (also known as University of Wisconsin, Wisconsin, UW, or regionally as UW–Madison, or simply Madison) is a public research university in Madison, Wisconsin, United States.

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Redirects here:

13C NMR, Attached Proton Test, C NMR, C-13 NMR, C-13 NMR spectroscopy, C-13 nuclear magnetic resonance, C13 NMR, CNMR, Carbon NMR, Carbon-13 NMR, Carbon-13 NMR spectroscopy, DEPT spectra, DEPT spectrum, Distortionless enhancement by polarization transfer.

References

[1] https://en.wikipedia.org/wiki/Carbon-13_nuclear_magnetic_resonance

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