1) superparamagnetic material
超顺磁材料
2) superparamagnetic
超顺磁性
1.
Advancement of Research about Superparamagnetic Contrast Agents;
超顺磁性造影剂的研究进展
2.
The picture of the optical microscope and magnetic loop showed it was possessed of good dispersion and superparamagnetic behavior.
光学显微镜照片和磁滞回线显示微球在水中分散均匀,表现出超顺磁性;红外谱说明微球表面含有羧基基团;通过电导率仪测试,计算出了微球表面羧基含量,并发现其随甲基丙烯酸单体含量的增加呈非线性增加。
3.
Hollow superparamagnetic Fe3O4 nanospheres were prepared by co-precipitating iron (Ⅱ) and iron (Ⅲ) chloride salts in the presence of sodium hydroxide at 80℃.
利用聚氧乙烯-聚氧丙烯-聚氧乙烯嵌段共聚物F127作为模板采用共沉淀法制备了空心超顺磁性Fe3O4纳米微球并用X射线衍射(XRD)和透射电子显微镜(TEM)进行了表征,纳米微球的大小为55-75nm,壳的厚度为7nm左右,颗粒大小均匀、在水溶液中分散良好。
3) superparamagnetism
超顺磁性
1.
Preparation and superparamagnetism of Fe_3O_4 nanoparticles;
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;
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。
4) super-paramagnetism
超顺磁性
1.
The results showed that the composite had super-paramagnetism, low water absorption and high tensile strength compared with pure PI.
采用化学合成法及溶胶凝胶工艺制备了聚酰亚胺(PI)/纳米Fe2O3复合材料,采用古埃法、傅立叶变换红外光谱分析、吸水性能测试、拉伸性能测试等表征了材料的结构及特有的超顺磁性。
5) super paramagnetism
超顺磁性
1.
Results The synthesized Fe 3O 4 nanoparticles had super paramagnetism,its average diameter was 25nm.
目的 采用水解法 ,在碱性条件下制备出具有超顺磁性的Fe3O4 纳米粒子。
2.
The Cu/Fe quasi periodic super lattice sample with a Curie point higher than 300 K exhibits super paramagnetism at room temperature.
进一步分析表明,超顺磁性的存在使得造成磁偶极分裂的磁场数值减小、超精细场减弱。
6) superparamagnetic
超顺磁
1.
The superparamagnetic relaxation blocking temperature (Tb) is demonstrated to be about 20 K.
对包含hcp结构、直径为3 nm的Co颗粒的Co-C膜给出了湿度从3 K到300 K的磁滞回线,超顺磁驰豫的截止温度约20 K;对包含fct结构CoPt的CoPt-C膜给出了300 K时平均颗粒尺寸从4 nm到6 nm,对应于不同尺寸分布下的磁滞回线。
参考词条
补充资料:ER200-D-SRL10/12型电子顺磁共振波谱仪
ER200-D-SRL10/12型电子顺磁共振波谱仪
ERZ()() DSR孟1()/1艺型电子顺磁共振波谱仪
说明:补充资料仅用于学习参考,请勿用于其它任何用途。