Suppression of spin diffusion in selected frequency bands of nuclear Overhauser spectra

被引:0
|
作者
Vincent, SJF
Zwahlen, C
Bodenhausen, G
机构
[1] NATL HIGH MAGNET FIELD LAB,CTR INTERDISCIPLINARY MAGNET RESONANCE,TALLAHASSEE,FL 32310
[2] FLORIDA STATE UNIV,DEPT CHEM,TALLAHASSEE,FL 32306
关键词
Nuclear Overhauser effect; spin diffusion; selective pulses; water suppression;
D O I
暂无
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
A variant of two-dimensional nuclear Overhauser effect spectroscopy (NOESY) is described that yields information about cross-relaxation rates between pairs of spins, while the migration of magnetization through several consecutive steps (spin diffusion via neighboring spins) is largely suppressed. This can be achieved by inserting a doubly-selective inversion pulse in a conventional NOESY sequence.
引用
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页码:169 / 172
页数:4
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