Physical Principles and Techniques of Protein ChemistrySydney J. Leach Physical Principles and Techniques of Protein Chemistry Part C ... |
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Page 254
... magnetic moment μ , when placed in an external magnetic field Ho ap- plied in the + z direction , distribute themselves between two energy levels corresponding to the z - component of spin I , being quantized par- allel or antiparallel ...
... magnetic moment μ , when placed in an external magnetic field Ho ap- plied in the + z direction , distribute themselves between two energy levels corresponding to the z - component of spin I , being quantized par- allel or antiparallel ...
Page 257
... magnetic fields HL , which are produced by the nuclear magnetic dipoles themselves ( and by paramagnetic ions , if present ) . The actual magnetic field at the site . of a nucleus is then ( H , H ) and its precessional frequency is y ...
... magnetic fields HL , which are produced by the nuclear magnetic dipoles themselves ( and by paramagnetic ions , if present ) . The actual magnetic field at the site . of a nucleus is then ( H , H ) and its precessional frequency is y ...
Page 262
... magnetic field pro- duces corresponding changes in the frequency of the precessing spins , which leads to an incomplete refocusing of the dephased spins by the 180 ° pulse and a consequent reduction in the height of the echo signal ...
... magnetic field pro- duces corresponding changes in the frequency of the precessing spins , which leads to an incomplete refocusing of the dephased spins by the 180 ° pulse and a consequent reduction in the height of the echo signal ...
Contents
W KUPKE | 2 |
Definitions and Basic Considerations | 3 |
The Apparent Specific Volume | 10 |
Copyright | |
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a-helix absorption acid angle B-structure band Biochem Biochemistry Biol c₂ calculated CD spectra Chem chromophore circular dichroism coefficient Cohn complex conformation constant Cotton effects creatine kinase cross-section denaturation determined dialyzate diffusible components dilute electron density ellipticity enzyme equation equilibrated equilibrium exciton experimental factor function gm/ml grams helical helix hemocyanin intensity interaction isomolal kinase Kratky Linderstrøm-Lang macromolecules magnetic measurements membrane method milliliter molal molecular weight molecule myoglobin negative nondiffusible observed obtained optical activity osmometers osmotic pressure paramagnetic parameter partial specific volume peptide Phys Pilz plot polymer polypeptides positive procedure protein component protein concentration protein solution pulse radius of gyration random coil residues rotational strength sample Schellman Section shape small-angle scattering solvent solvent medium spectrum sphere structure studies subunits T₁ techniques temperature Tinoco tion transition v₂ volume change wavelength X-ray zero