1) Superparamagnetic spin
![点击朗读](/dictall/images/read.gif)
超顺磁自旋
2) spin paramagnetism
![点击朗读](/dictall/images/read.gif)
自旋顺磁性
3) Paramagnetic rotation
![点击朗读](/dictall/images/read.gif)
顺磁旋光
4) Election spim resonance
![点击朗读](/dictall/images/read.gif)
电子自旋顺磁共振仪
5) superparamagnetic
![点击朗读](/dictall/images/read.gif)
超顺磁性
1.
Advancement of Research about Superparamagnetic Contrast Agents;
![点击朗读](/dictall/images/read.gif)
超顺磁性造影剂的研究进展
2.
Synthesis of superparamagnetic carboxyl functional magnetite microspheres through polyol process
多醇法可控制备羧基化Fe_3O_4超顺磁性微球
3.
Superparamagnetic Fe_2O_3 microparticles as gastrointestinal contrast agent in magnetic resonance imaging
超顺磁性Fe_2O_3用作磁共振胃肠对比剂
6) superparamagnetism
[,sju:pə,pærə'mæɡnitizəm]
![点击朗读](/dictall/images/read.gif)
超顺磁性
1.
Preparation and superparamagnetism of Fe_3O_4 nanoparticles;
![点击朗读](/dictall/images/read.gif)
Fe_3O_4纳米粒子的制备与超顺磁性
2.
Preparation and Superparamagnetism of Nano-Ni/mesoporous SiO_2 Composites;
![点击朗读](/dictall/images/read.gif)
纳米Ni/SiO_2介孔复合体的制备与超顺磁性
3.
The results indicated that The introduction of MgO and Fe_3O_4 delays the transition from T-ZrO_2 to M-ZrO_2;the magnetic solid superacid catalysts have superparamagnetism because of the existence of Fe_3O_4 particles;The samples show well-defined crystallographic faces and the average size in diameter is 30nm;The HRTEM shows that .
29nm;磁性基质的引入赋予了固体超强酸以超顺磁性;Hammett指示剂法测得经800℃焙烧后产物的酸强度Ho<-13。
补充资料:自旋-自旋弛豫
自旋-自旋弛豫
磁共振成像术语。又称T2弛豫或横向弛豫(transverse relaxation),指垂直于外磁场B0方向的磁化矢量的指数性衰减过程。磁共振成像时,对置于外磁场B0中的自旋系统施加90°射频脉冲,则自旋系统被激励,其净磁化矢量指向与外磁场B0垂直;射频脉冲终止后,被激励的质子与邻近的原子核之间发生相互作用,逐渐失去相位,净磁化矢量指向恢复与外磁场平行,该过程称自旋-自旋弛豫。自旋-自旋弛豫过程无能量交换。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条