Jiying Dai

2H deuterium 23Na sodium 31P phosphorus FID free induction decay MRI magnetic resonance imaging MRSI magnetic resonance spectroscopic imaging RF radiofrequency SAR specific absorption rate UHF ultra-high field 1 Introduction The birdcage coil geometry [1] is most often utilized in the implementation of transmit radiofrequency (RF) coils owing to its distinctive features yielding a homogeneous magnetic field distribution across a substantial portion of the coil volume.

ATP adenosine triphosphate CSF cerebrospinal fluid CSI chemical shift imaging FA flip angle FID free induction decay GM gray matter MRS magnetic resonance spectroscopy MRSI MR spectroscopic imaging PME phosphomonoester PCr phosphocreatine PDE phosphodiester Pi inorganic phosphate ppm part per million ROI region of interest SAR specific absorption rate SNR signal to noise ratio SPMU software power monitoring unit STD standard deviation TE echo time TR repetition time UTE ultrashort echo-time...