NMR spectroscopy
E913571
NMR spectroscopy is an analytical technique that uses the magnetic properties of atomic nuclei to determine the structure, dynamics, and environment of molecules.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Nuclear Magnetic Resonance: Applications to Organic Chemistry | 1 |
Statements (95)
| Predicate | Object |
|---|---|
| instanceOf |
analytical technique
ⓘ
physical chemistry technique ⓘ spectroscopic method ⓘ |
| appliedIn |
biochemistry
ⓘ
food science ⓘ metabolomics research ⓘ organic chemistry ⓘ petroleum industry ⓘ pharmaceutical analysis ⓘ polymer science ⓘ structural biology ⓘ |
| basedOn | nuclear magnetic resonance ⓘ |
| commonlyUsesNucleus |
13C
ⓘ
15N ⓘ 19F ⓘ 1H ⓘ 31P ⓘ |
| dataType |
NMR spectrum
ⓘ
time-domain FID ⓘ |
| detects |
chemical environment of nuclei
ⓘ
local electronic structure ⓘ through-bond couplings ⓘ through-space interactions ⓘ |
| hasAdvantage |
high structural information content
ⓘ
non-destructive analysis ⓘ quantitative accuracy ⓘ |
| hasInstrumentComponent |
RF receiver
ⓘ
RF transmitter ⓘ gradient coils ⓘ probe ⓘ sample spinner ⓘ shim coils ⓘ superconducting magnet ⓘ temperature control unit ⓘ |
| hasKeyConcept |
Fourier transform
ⓘ
J-coupling ⓘ Larmor frequency ⓘ NOE ⓘ chemical shift ⓘ chemical shift anisotropy ⓘ decoupling ⓘ deshielding ⓘ integration ⓘ line broadening ⓘ lock signal ⓘ multiplicity ⓘ pulse sequence ⓘ reference compound ⓘ relaxation delay ⓘ relaxation time ⓘ shielding ⓘ shimming ⓘ spin-lattice relaxation ⓘ spin-spin relaxation ⓘ spin–spin coupling ⓘ |
| hasLimitation |
low sensitivity for some nuclei
ⓘ
overlapping signals in complex mixtures ⓘ |
| hasTechnique |
COSY
NERFINISHED
ⓘ
DEPT ⓘ HMBC ⓘ HSQC ⓘ NOESY NERFINISHED ⓘ T1 relaxation measurement ⓘ T2 relaxation measurement ⓘ TOCSY ⓘ diffusion-ordered spectroscopy ⓘ heteronuclear decoupling ⓘ |
| hasVariant |
1D NMR spectroscopy
ⓘ
2D NMR spectroscopy ⓘ CPMAS NMR ⓘ HRMAS NMR NERFINISHED ⓘ benchtop NMR spectroscopy ⓘ high-resolution NMR spectroscopy ⓘ magic-angle spinning NMR ⓘ multidimensional NMR spectroscopy ⓘ solid-state NMR spectroscopy ⓘ solution-state NMR spectroscopy ⓘ |
| measures | resonant absorption of radiofrequency radiation by nuclei in a magnetic field ⓘ |
| relatedTo | magnetic resonance imaging ⓘ |
| requires |
radiofrequency pulses
ⓘ
static magnetic field ⓘ |
| requiresSampleForm |
semi-solid
ⓘ
solid ⓘ solution ⓘ |
| usedFor |
chemical analysis
ⓘ
conformational analysis ⓘ determining molecular structure ⓘ material characterization ⓘ metabolomics ⓘ probing molecular environment ⓘ protein structure determination ⓘ quantitative analysis ⓘ reaction monitoring ⓘ studying molecular dynamics ⓘ |
| usesPropertyOf | magnetic properties of atomic nuclei ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Nuclear Magnetic Resonance: Applications to Organic Chemistry