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单词 magic-angle spinning
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magic-angle spinning
magic-angle spinning n. Physics and Chemistry a technique used to obtain sharp resonance lines when measuring the spectra of solid samples (cf. magic angle n.) (usually attributive).
ΚΠ
1976 Jrnl. Amer. Chem. Soc. 98 1032/2 Magic angle spinning produces a dramatic improvement in the resolution of the CP spectrum of the solid.
1989 Nature 18 May 200/2 Sealed sample capsules, designed to be spun inside the magic-angle-spinning (MAS) rotor up to 3 kHz, were treated at precisely controlled temperatures in the range 20–370°C.
1996 New Scientist 22 June 23/2 The team also wants to look at the interaction between chloride ions and binders such as power station fly ash... To do this they use a form of NMR called Magic Angle Spinning Spectroscopy.
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