Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Chemical_shift> ?p ?o }
- Chemical_shift abstract "In nuclear magnetic resonance (NMR) spectroscopy, the chemical shift is the resonant frequency of a nucleus relative to a standard in a magnetic field. Often the position and number of chemical shifts are diagnostic of the structure of a molecule. Chemical shifts are also used to describe signals in other forms of spectroscopy such as photoemission spectroscopy.Some atomic nuclei possess a magnetic moment (nuclear spin), which gives rise to different energy levels and resonance frequencies in a magnetic field. The total magnetic field experienced by a nucleus includes local magnetic fields induced by currents of electrons in the molecular orbitals (note that electrons have a magnetic moment themselves). The electron distribution of the same type of nucleus (e.g. 1H, 13C, 15N) usually varies according to the local geometry (binding partners, bond lengths, angles between bonds, ...), and with it the local magnetic field at each nucleus. This is reflected in the spin energy levels (and resonance frequencies). The variations of nuclear magnetic resonance frequencies of the same kind of nucleus, due to variations in the electron distribution, is called the chemical shift. The size of the chemical shift is given with respect to a reference frequency or reference sample (see also chemical shift referencing), usually a molecule with a barely distorted electron distribution.".
- Chemical_shift wikiPageExternalLink cdata.htm.
- Chemical_shift wikiPageExternalLink www.bmrb.wisc.edu.
- Chemical_shift wikiPageExternalLink NMRTABLE.HTM.
- Chemical_shift wikiPageExternalLink ~webspectra.
- Chemical_shift wikiPageExternalLink hdata.htm.
- Chemical_shift wikiPageExternalLink answers1-32.GIF.
- Chemical_shift wikiPageExternalLink answers33-64.GIF.
- Chemical_shift wikiPageExternalLink workbook.html.
- Chemical_shift wikiPageExternalLink kombi1.htm.
- Chemical_shift wikiPageExternalLink whatisnmr.html.
- Chemical_shift wikiPageExternalLink problems.html.
- Chemical_shift wikiPageID "1228638".
- Chemical_shift wikiPageLength "14932".
- Chemical_shift wikiPageOutDegree "80".
- Chemical_shift wikiPageRevisionID "704485884".
- Chemical_shift wikiPageWikiLink Alkene.
- Chemical_shift wikiPageWikiLink Alkyl.
- Chemical_shift wikiPageWikiLink Alkyne.
- Chemical_shift wikiPageWikiLink Anisotropy.
- Chemical_shift wikiPageWikiLink Aromatic_ring_current.
- Chemical_shift wikiPageWikiLink Aromaticity.
- Chemical_shift wikiPageWikiLink Atomic_nucleus.
- Chemical_shift wikiPageWikiLink Benzene.
- Chemical_shift wikiPageWikiLink Carbon-13_nuclear_magnetic_resonance.
- Chemical_shift wikiPageWikiLink Category:Nuclear_chemistry.
- Chemical_shift wikiPageWikiLink Category:Nuclear_magnetic_resonance.
- Chemical_shift wikiPageWikiLink Category:Nuclear_physics.
- Chemical_shift wikiPageWikiLink Category:Spectroscopy.
- Chemical_shift wikiPageWikiLink Clock_rate.
- Chemical_shift wikiPageWikiLink Cyclooctatetraene.
- Chemical_shift wikiPageWikiLink DNA.
- Chemical_shift wikiPageWikiLink DSS_(NMR_standard).
- Chemical_shift wikiPageWikiLink Delta_(letter).
- Chemical_shift wikiPageWikiLink Electronegativity.
- Chemical_shift wikiPageWikiLink Elementary_charge.
- Chemical_shift wikiPageWikiLink Frequency.
- Chemical_shift wikiPageWikiLink Gamma.
- Chemical_shift wikiPageWikiLink Gauss_(unit).
- Chemical_shift wikiPageWikiLink Gyromagnetic_ratio.
- Chemical_shift wikiPageWikiLink Haloalkane.
- Chemical_shift wikiPageWikiLink Hertz.
- Chemical_shift wikiPageWikiLink Hyperconjugation.
- Chemical_shift wikiPageWikiLink Inductive_effect.
- Chemical_shift wikiPageWikiLink Infrared_spectroscopy.
- Chemical_shift wikiPageWikiLink Isotope.
- Chemical_shift wikiPageWikiLink Knight_shift.
- Chemical_shift wikiPageWikiLink Larmor_precession.
- Chemical_shift wikiPageWikiLink Lenzs_law.
- Chemical_shift wikiPageWikiLink Magnetic_field.
- Chemical_shift wikiPageWikiLink Magnetic_moment.
- Chemical_shift wikiPageWikiLink Magnetic_resonance_imaging.
- Chemical_shift wikiPageWikiLink Mass_spectrometry.
- Chemical_shift wikiPageWikiLink Molecule.
- Chemical_shift wikiPageWikiLink Mössbauer_spectroscopy.
- Chemical_shift wikiPageWikiLink Natural_abundance.
- Chemical_shift wikiPageWikiLink Nitro_compound.
- Chemical_shift wikiPageWikiLink Nuclear_magnetic_resonance.
- Chemical_shift wikiPageWikiLink Nuclear_magnetic_resonance_spectroscopy_of_carbohydrates.
- Chemical_shift wikiPageWikiLink Nuclear_magnetic_resonance_spectroscopy_of_nucleic_acids.
- Chemical_shift wikiPageWikiLink Nuclear_magnetic_resonance_spectroscopy_of_proteins.
- Chemical_shift wikiPageWikiLink Nuclear_magneton.
- Chemical_shift wikiPageWikiLink Omega.
- Chemical_shift wikiPageWikiLink Parts-per_notation.
- Chemical_shift wikiPageWikiLink Photoemission_spectroscopy.
- Chemical_shift wikiPageWikiLink Pi_bond.
- Chemical_shift wikiPageWikiLink Planck_constant.
- Chemical_shift wikiPageWikiLink Polar_effect.
- Chemical_shift wikiPageWikiLink Protein.
- Chemical_shift wikiPageWikiLink Proton_nuclear_magnetic_resonance.
- Chemical_shift wikiPageWikiLink Random_coil_index.
- Chemical_shift wikiPageWikiLink Relaxation_(NMR).
- Chemical_shift wikiPageWikiLink Resonance.
- Chemical_shift wikiPageWikiLink Solid-state_nuclear_magnetic_resonance.
- Chemical_shift wikiPageWikiLink Spin_(physics).
- Chemical_shift wikiPageWikiLink Spin_quantum_number.
- Chemical_shift wikiPageWikiLink Tesla_(unit).
- Chemical_shift wikiPageWikiLink Tetramethylsilane.
- Chemical_shift wikiPageWikiLink Tropylium_cation.
- Chemical_shift wikiPageWikiLink X-ray_photoelectron_spectroscopy.
- Chemical_shift wikiPageWikiLink Zeeman_effect.
- Chemical_shift wikiPageWikiLink File:NMR_alkenes.png.
- Chemical_shift wikiPageWikiLink File:NMR_alkynes.png.
- Chemical_shift wikiPageWikiLinkText "Chemical Shifts".
- Chemical_shift wikiPageWikiLinkText "Chemical shift".
- Chemical_shift wikiPageWikiLinkText "NMR chemical shifts".
- Chemical_shift wikiPageWikiLinkText "NMR-shift".
- Chemical_shift wikiPageWikiLinkText "chemical shielding".
- Chemical_shift wikiPageWikiLinkText "chemical shift referencing".
- Chemical_shift wikiPageWikiLinkText "chemical shift".
- Chemical_shift wikiPageWikiLinkText "chemical shifts".
- Chemical_shift wikiPageWikiLinkText "up-field shifts".
- Chemical_shift wikiPageWikiLinkText "δ".
- Chemical_shift wikiPageUsesTemplate Template:Dead_link.
- Chemical_shift wikiPageUsesTemplate Template:Reflist.
- Chemical_shift wikiPageUsesTemplate Template:Use_dmy_dates.
- Chemical_shift subject Category:Nuclear_chemistry.
- Chemical_shift subject Category:Nuclear_magnetic_resonance.
- Chemical_shift subject Category:Nuclear_physics.
- Chemical_shift subject Category:Spectroscopy.