结果表明,此样品在居里点附近由铁磁向顺磁过渡,且表现出典型的团簇玻璃特征。
Magnetic properties indicate the transition from ferromagnetic to paramagnetic near the Curie point, and exhibit the typical cluster glass characterization.
岩石的磁性与其顺磁杂质(铁和锰)的含量有关。
Rock magnetism is strongly correlated with the content of paramagnetic impurities (iron and manganese).
本文从原子磁矩的计算入手,按着运用量子力学微扰论方法探讨原子顺磁磁化和抗磁磁化的量子理论。
This essay, Starting from the Calculation of the atomic magnetic moment, approaches the quantum theory of Paramagaetism and diamagnetism by applying quantum mechanics perturbation theory.
这是由于材料中的顺磁相在低温时变成铁磁相,使两相的饱和磁化强度差减小的结果。
This fact is duo to the transition to ferromagnetic phase from paramagnetic phase and to the reduction of the difference of magnetization.
目的:总结顺磁造影在脑转移瘤诊断中的重要价值。
Objective: To summarize the important value of contrast enhancement MRI in cerebral metastasis.
结论MRI造影剂,尤其是超顺磁类造影剂具有广阔的研究和发展前景。
Conclusion MRI contrast agents, especially above superparamagnetic substance above, possess wide range research and development perspective.
该研究使用MATHCAD软件对旋转磁场引导的顺磁纳米铁核素粒子靶向治疗系统进行理论研究。
The particles of the paramagnetic nanometers-iron nuclide targeting therapy system, utilizing guided by the revolving magnetic field, was studied theoretically using MATHCAD simulations.
简述了顺磁式氧分析器的计量检定方法及过程。
The method and the course of verification of paramagnetic oxygen analyzer was briefly described.
光磁混合记录是一种采用激光辅助加热磁写入,可以突破铁磁材料超顺磁极限的限制,提高硬盘记录密度的新型高密度磁记录方式。
Hybrid recording is a new kind of high density information storage technology that can break through the super-paramagnetic limit and increase the recording density of hard disk drives (HDD).
制得带有光泽的褐色粘性固体产物,聚丙炔醇显示半导体及顺磁特性。
Poly (propargyl alcohol) obtained is a brown sticky-solid with lustre, and shows semi-conductivity and paramagnetism.
NITS的电学性质经电子顺磁谱表征,并首次利用电化学分析探讨了其反应机理。
ITS electronic properties were characterized by ESR spectra, and furthermore, the reaction mechanism of NITS has been first studied by electrochemical analysis.
目的评价超顺磁氧化铁(SPIO)增强MR成像对肝脏占位性病变的诊断价值。
Objective To evaluate the value of superparamagnetic iron oxide (SPIO) -enhanced magnetic resonance (MR) imaging in the diagnoses of focal liver lesions.
含高顺磁离子的旋光玻璃具有大的费尔德常数,可见区高透过等优点。
Faraday rotatory glass containing high paramagnetic ion concentration is of the large Verdet constant, transparency in the visible region of light.
在顺磁材料中,磁矩的方向在原子之间随意变化。
In a paramagnetic material the directions of the magnetic moments vary randomly from atom to atom.
最常见的相变有顺磁-铁磁相变、液体-气体相变和金属中的超导-常态相变等。
The commonest phase transitions are the paramagnetic-ferromagnetic phase transition, the liquid-gas phase transition and the superconductive-normality phase transition in the metals.
实验表明,顺磁离子能加快水相的核磁共振弛豫衰减速度,而对油相信号没有影响。
These experiments illustrate that paramagnetic ions imbibed in rock brine can shorten the relaxation time of the water protons, but can't effect the relaxation time of oil protons.
在分析中计入了顺磁物质导磁率的电抗分量对增益带宽的影响。
The influence of the reactive component of the paramagnetic resonance on the gain-bandwidth product has been taken into account in the analysis.
目的通过电子顺磁自旋共振技术(esr)动态观察大鼠在过热条件下肝脏的氧化还原状态。
Aim: the REDOX dynamics of the rat liver in the whole body hyperthermia was measured by the decay rate of the ESR spectra used carbamoyl PROXYL as a spin probe.
基于统计力学的性质推导出了顺磁系统的热力学关系,并构建了以满足居里定律的顺磁材料为工作物质的一般磁布雷顿制冷循环模型。
Using the paramagnetic salt restricted to the Curie law as the working substance, a general model of magnetic Brayton refrigeration cycle is established.
所使用的图像数据可以是在嗜淋巴细胞的超顺磁毫微粒的静脉给药之前以及之后所获得的磁共振图像数据。
The image data used may be magnetic resonance image data that was obtained before and after the intravenous administration of lymphotropic superparamagnetic nanoparticles.
在配合物1中,结构中存在一价铜,并且这个一价铜嵌在所有的二价铜之间,这就阻碍了顺磁离子之间的磁耦合,所以这个配合物呈现出非常弱的反铁磁耦合。
In the structure of 1, CuI ion site between the two CuII ions, which blocks the magnetic coupling of the spin center, so the compound show very weak antiferromagnetic behaviors.
结果表明,所得磁性粒子具有粒径均一可控、饱和磁化率高、磁响应性可控、比表面积大和超顺磁等优点,基本满足磁性色谱分离固定相的要求。
The results showed that the magnetic microspheres were uniform, well dispersed, highly porous and magnetizable, which make them ideal for use as packing materials in chromatography.
研究人员利用原子力显微镜(afm)和磁镊研究了抗癌药物顺铂对单个dna分子结构的影响。
Structural properties of single DNA treated with anti-cancer drug cisplatin were studied with magnetic tweezers and AFM.
研究人员利用原子力显微镜(afm)和磁镊研究了抗癌药物顺铂对单个dna分子结构的影响。
Structural properties of single DNA treated with anti-cancer drug cisplatin were studied with magnetic tweezers and AFM.
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