Design of radiofrequency coils for magnetic resonance imaging applications at high fields: technological and physical feasibility issues

Author(s):  
T.S. Ibrahim ◽  
R. Lee ◽  
B.A. Baertlein ◽  
P.M.L. Robitaille
2010 ◽  
Vol 21 (5) ◽  
pp. 315-323 ◽  
Author(s):  
Kambiz A. Asher ◽  
Neal K. Bangerter ◽  
Ronald D. Watkins ◽  
Garry E. Gold

1995 ◽  
Vol 34 (3) ◽  
pp. 308-312 ◽  
Author(s):  
Jing-Huei Lee ◽  
Michael Garwood ◽  
Ravi Menon ◽  
Gregor Adriany ◽  
Peter Andersen ◽  
...  

2012 ◽  
Vol 30 (8) ◽  
pp. 1177-1185 ◽  
Author(s):  
Viktor Vegh ◽  
Philipp Gläser ◽  
Donald Maillet ◽  
Gary J. Cowin ◽  
David C. Reutens

1986 ◽  
Vol 27 (4) ◽  
pp. 369-377 ◽  
Author(s):  
D. J. Hamlin ◽  
H. Pettersson ◽  
J. O. Johnson ◽  
J. R. Fitzsimmons

The recent development of improved commercial radiofrequency coils and multiecho, multislice software for low field strength magnetic resonance systems has markedly increased the clinical utility of magnetic resonance imaging (MRI) of the pelvis at low field strengths. An evaluation of 70 patients with a variety of pelvic lesions and 14 normal volunteers who were studied using 0.15 T resistive magnet scanner revealed that anatomic structures and a variety of mass lesions could be clearly depicted in transaxial, sagittal and coronal planes using this updated system. Accurate characterization of lesions was possible in many instances using T2 weighted multiecho scans with echo time (TE) ranging from 30 ms to 120 ms (45 ms–180 ms using a reduced bandwidth technique). T1 weighted multislice scans demonstrated anatomic structures to best adantage and calculation of T1 and T2 relaxation times frequently facilitated more accurate differential diagnosis, particularly in the case of ovarian lesions.


2017 ◽  
Vol 5 (8) ◽  
pp. 2167-2174 ◽  
Author(s):  
Olga N. Metelkina ◽  
Rhys W. Lodge ◽  
Polina G. Rudakovskaya ◽  
Vasiliy M. Gerasimov ◽  
Carlos Herreros Lucas ◽  
...  

Magnetite nanoparticle–graphitised nanofibre composites as superior magnetic resonance imaging contrast agents at ultra-high fields.


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