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28 relations: Butanone, Contour line, Fourier transform, Free induction decay, HNCA experiment, HNCOCA experiment, Insensitive nuclei enhanced by polarization transfer, Isotope, J-coupling, Jean Jeener, Magnetization transfer, Molecular mass, Molecule, Natural abundance, Nuclear magnetic resonance spectroscopy, Nuclear magnetic resonance spectroscopy of proteins, Nuclear Overhauser effect, Pulsed field gradient, Radio frequency, Richard R. Ernst, Rotational correlation time, Sequential walking, Spectral density, Spin echo, Spin–lattice relaxation, Triple-resonance nuclear magnetic resonance spectroscopy, Two-dimensional correlation analysis, Unified atomic mass unit.
Butanone
Butanone, also known as methyl ethyl ketone (MEK), is an organic compound with the formula CH3C(O)CH2CH3.
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Contour line
A contour line (also isocline, isopleth, isarithm, or equipotential curve) of a function of two variables is a curve along which the function has a constant value, so that the curve joins points of equal value.
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Fourier transform
The Fourier transform (FT) decomposes a function of time (a signal) into the frequencies that make it up, in a way similar to how a musical chord can be expressed as the frequencies (or pitches) of its constituent notes.
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Free induction decay
In Fourier transform nuclear magnetic resonance spectroscopy, free induction decay (FID) is the observable NMR signal generated by non-equilibrium nuclear spin magnetization precessing about the magnetic field (conventionally along z).
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HNCA experiment
HNCA is a 3D triple-resonance NMR experiment commonly used in the field of protein NMR.
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HNCOCA experiment
HNCOCA is a 3D triple-resonance NMR experiment commonly used in the field of protein NMR.
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Insensitive nuclei enhanced by polarization transfer
Insensitive nuclei enhanced by polarization transfer (INEPT) is a signal resolution enhancement method used in NMR spectroscopy.
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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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Jean Jeener
Jean Louis Charles Jeener is a Belgian physical chemist and physicist, well known for his experimental and theoretical contributions to spin thermodynamics in solids and for his invention of Two-dimensional nuclear magnetic resonance spectroscopy.
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Magnetization transfer
Magnetization transfer (MT), in NMR and MRI, refers to the transfer of nuclear spin polarization and/or spin coherence from one population of nuclei to another population of nuclei, and to techniques that make use of these phenomena.
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Molecular mass
Relative Molecular mass or molecular weight is the mass of a molecule.
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Molecule
A molecule is an electrically neutral group of two or more atoms held together by chemical bonds.
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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 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 magnetic resonance spectroscopy of proteins
Nuclear magnetic resonance spectroscopy of proteins (usually abbreviated protein NMR) is a field of structural biology in which NMR spectroscopy is used to obtain information about the structure and dynamics of proteins, and also nucleic acids, and their complexes.
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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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Pulsed field gradient
A pulsed field gradient is a short, timed pulse with spatial-dependent field intensity.
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Radio frequency
Radio frequency (RF) refers to oscillatory change in voltage or current in a circuit, waveguide or transmission line in the range extending from around twenty thousand times per second to around three hundred billion times per second, roughly between the upper limit of audio and the lower limit of infrared.
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Richard R. Ernst
Richard Robert Ernst (born 14 August 1933) is a Swiss physical chemist and Nobel Laureate.
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Rotational correlation time
Rotational correlation time (\tau_c) is the average time it takes for a molecule to rotate one radian.
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Sequential walking
Sequential walking is a technique that can be used to solve various 2D NMR spectra.
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Spectral density
The power spectrum S_(f) of a time series x(t) describes the distribution of power into frequency components composing that signal.
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Spin echo
In magnetic resonance, a spin echo is the refocusing of spin magnetisation by a pulse of resonant electromagnetic radiation.
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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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Triple-resonance nuclear magnetic resonance spectroscopy
Triple resonance experiments are a set of multi-dimensional nuclear magnetic resonance spectroscopy (NMR) experiments that link three types of atomic nuclei, most typically consisting of 1H, 15N and 13C.
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Two-dimensional correlation analysis
Two dimensional correlation analysis is a mathematical technique that is used to study changes in measured signals.
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Unified atomic mass unit
The unified atomic mass unit or dalton (symbol: u, or Da) is a standard unit of mass that quantifies mass on an atomic or molecular scale (atomic mass).
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2D NMR, 2D-NMR, 2DNMR, 2d nmr, COSY, Correlation spectroscopy, Cosy spectrum, HMBC, HMQC, HOHAHA, INADEQUATE, J-resolved spectroscopy, NOESY, Noesy, TOCSY, Two-dimensional NMR.
References
[1] https://en.wikipedia.org/wiki/Two-dimensional_nuclear_magnetic_resonance_spectroscopy
