Calculation of RF peak power for 2D arbitrary shape excitation in MRI

被引：2
作者：
Qin, Qin [1 ]
de Graaf, Robin A. [1 ]
Does, Mark D. [1 ]
Gore, John C. [1 ]
机构：
[1] Yale Univ, Dept Biomed Engn, New Haven, CT 06520 USA
来源：
2005 27TH ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE AND BIOLOGY SOCIETY, VOLS 1-7 | 2005年
关键词：
K-SPACE; SELECTIVE EXCITATION; PULSES;
D O I：
10.1109/IEMBS.2005.1616675
中图分类号：
R318 [生物医学工程];
学科分类号：
0831 ;
摘要：
An exact formula has been derived to calculate the required RF (B1) peak power for 2D arbitrary shape excitation in MRI with rectilinear K-space trajectory. An approximate formula has also been derived for spiral trajectory.
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页码：1340 / 1343
页数：4
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