Magic Angle

The magic angle is a precisely defined angle, the value of which is approximately 54.7356°. The magic angle is a root of a second-order Legendre polynomial, and so any interaction which depends on this second-order Legendre polynomial vanishes at the magic angle. This property makes the magic angle of particular importance in magic angle spinning solid-state NMR spectroscopy.

Read more about Magic Angle:  Mathematical Definition, Magic Angle and Nuclear Magnetic Resonance, Application To Medical Imaging: The Magic Angle Artifact

Famous quotes containing the words magic and/or angle:

    The magic of procedure: do this after that and thus before so; then your wish will be granted.
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    From whichever angle one looks at it, the application of racial theories remains a striking proof of the lowered demands of public opinion upon the purity of critical judgment.
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