Transcription of NMR の原理と用途 - Osaka U
1 NMR .. I=1/2 . I=0 I= 1/2,3/2,5/2 . I= 1,2,3 .. I=2 1/2, -1/2. I . m=+I,+(I-1),+(I-2) -(I-1),-I.. zeeman . zeeman zeeman normal zeeman effect . zeeman zeeman (abnormal zeeman effect ) . I=1/2 .. (2l+1) . E . E h L H B .. L (Larmor frequency) B (Bohr magneton) .. 1/2 J . 2J+1 .. I=1/2 2 . I 3 . I 3/2 4 . I=n/2 n+1 .. NMR .. I=1 . (= ) .. T1 .. 1/T1T . 1/T1 .. 1H 13C ( 15N 19F ) NMR . (A: buthanol B: diethylether) . A B 1H NMR .. A: buthanol B: diethylether NMR TMS (TetraMethylSilane) ( ) . TMS 1H 13C NMR .. 1H 13C NMR 1H 1H . 1H 13C NMR .. H0 . H' H . H = H0 H'. ( ) . H' H0 . H' = H0 = H' H0.. TMS ppm (100 MHz . 1 ppm = 100 Hz).. H H . J (Hz) . H H . (n+1) (x+1)n .. MRI . X CT CT.
2 CT CT . 2003 MRI . " " .. MR 10 - 60 MHz .. 1H .. MRI 1H MRI . 0 . 1H 1H . 1H 2/3 . 1H 1H . 1H 1H . (13C) (31P) (23Na).
