; J) v1 J e @" k3 r+ v& M o 是Solvent讯号或 spinning讯号或T1 noise? 或只是Noise? ( o3 a" R5 g8 ?- E9 r! h
若Solvent讯号用solvent suppression, 若spinning side band 关掉spin,
0 h; g: l; j& g& Q* m( U若T1 noise用数据处理之subtraction, 若只是Noise, 请重做实验, 温度恒稳一些, hope this / k% E1 ]$ ~/ d2 G- {7 x( V
will help you, else explain more about the noise you get. |