Low field intermolecular double-quantum coherence imaging via the Overhauser effect.
J Magn Reson
; 165(1): 175-9, 2003 Nov.
Article
em En
| MEDLINE
| ID: mdl-14568527
ABSTRACT
Intermolecular double-quantum coherence (i-DQC) signals in liquids are usually associated with high magnetic fields. We demonstrate that, in a magnetic field of only 16mT, i-DQC imaging of water protons is feasible thanks to the nuclear magnetization enhancement produced by the Overhauser effect. i-DQC images of a phantom containing an aqueous solution of a trityl free radical, with phase encoding in the DQC evolution period or in the acquisition period, are presented. Possible applications of low field i-MQC images are proposed.
Buscar no Google
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Imageamento por Ressonância Magnética
/
Aumento da Imagem
/
Espectroscopia de Ressonância Magnética
/
Tomografia de Coerência Óptica
Tipo de estudo:
Evaluation_studies
Idioma:
En
Revista:
J Magn Reson
Assunto da revista:
DIAGNOSTICO POR IMAGEM
Ano de publicação:
2003
Tipo de documento:
Article
País de afiliação:
Brasil