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单词 magic angle
释义

Definition of magic angle in English:

magic angle

noun
Chemistry Physics
  • (In NMR spectroscopy) the angle (measured relative to the direction of the magnetic field) of an axis around which a solid sample can be spun such that interactions of its nuclei average to zero, namely 54° 44′, or tan−1√2.

Origin

1960s; earliest use found in The Physical Review.

 
 

Definition of magic angle in US English:

magic angle

noun
Chemistry Physics
  • (In NMR spectroscopy) the angle (measured relative to the direction of the magnetic field) of an axis around which a solid sample can be spun such that interactions of its nuclei average to zero, namely 54° 44′, or tan−1√2.

Origin

1960s; earliest use found in The Physical Review.

 
 
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更新时间:2024/12/24 3:11:21