방사선사나라 Radiographer Nara

(영어/영문/English) The parameter that influence the image contrast of the organization 1. spin density 2. T1 relaxation time 3. T2 relaxation time The most important factor that affects the MR signal is the spin density. Strictly speaking, it is most important how the hydrogen atoms are bound in the molecule, not the existence of the spin. However, since the Z-axis component of the net magnetizatio..