electron paramagnetic resonance

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Related to ESR spectrum: electron paramagnetic resonance, Electron spin resonance spectroscopy

electron paramagnetic resonance:

see magnetic resonancemagnetic resonance,
in physics and chemistry, phenomenon produced by simultaneously applying a steady magnetic field and electromagnetic radiation (usually radio waves) to a sample of atoms and then adjusting the frequency of the radiation and the strength of the magnetic field
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electron paramagnetic resonance

[i′lek‚trän ¦par·ə·mag¦ned·ik ′rez·ən·əns]
(physics)
Magnetic resonance arising from the magnetic moment of unpaired electrons in a paramagnetic substance or in a paramagnetic center in a diamagnetic substance. Abbreviated EPR. Also known as electron spin resonance (ESR); paramagnetic resonance.
References in periodicals archive ?
in which C1 is the relative intensity of the ESR spectrum of spin probe bound to the primary binding site of albumin, C2 is the relative intensity of the ESR spectrum of spin probe bound to the secondary binding site of albumin, and C3 is the relative intensity of the ESR spectrum of unbound spin probe.
A typical ESR spectrum of 16-doxyl stearic acid in albumin solution or serum is shown in Fig.
The prognostic utility of this test was assessed by monitoring the ESR spectrum of albumin in several patients with cancer who provided serial samples over the course of their disease.
In the ESR spectrum of the slices (bottom spectrum in Figure 2) %F = 29 [+ or -] 2.
Figure 9 shows an ESR spectrum for a sample of nylon 6 in air pulled to approximately 90% of fracture stress in the ESR cavity.