反磁性
- 网络Diamagnetism;diamagnetic;antimagnetism
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当出现反磁性信号时,观察到了硬X射线信号。
The hard X-ray signal is observed while the diamagnetism signal appears .
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高自旋二价钴给出较强的Shakeup伴峰,而三价钴是反磁性的,没有伴峰,由此可以确定钴的价态,并进行定量分析。
The cobalt ? gives more intense shake up satellite in the high spin state , while cobalt ? is diamagnetic and has no satellite peak , so we can determine valence of cobalt and realize its quantitative analysis .
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虽然它仍然是重要的,因此,反磁性的涌流是第二次序的效果。
Therefore , the diamagnetic current is a second-order effect although it is still significant .
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大多数有机和无机高分子材料是反磁性的,磁场对反磁性高分子最重要的作用是取向和集中。
The most important magnetic field effects on purely diamagnetic molecules are magnetic orientation and concentration .
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含Al,Si反铁磁性γ-Fe-Mn基合金中的电阻极小
Resistivity minimum in antiferromagnetic γ - fe-mn base alloys containing Al or Si
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面心立方点阵上Ising自旋1/2系统反铁磁性和AB合金超点阵的统计理论&配分函数的级数展开法
Statistical theory of type I antiferromagnetism and ab alloy superlattice on a face centered cubic lattice-a series expansion method
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对纯相样品的磁性测量发现:所有样品均没有铁磁性出现,只表现出反铁磁性,并且该反铁磁性随着Cr掺杂量的增加而增强。
For the impurity-free samples , only antiferromagnetic behavior is observed and no ferromagnetism appears . With increasing Cr doping concentration , the antiferromagnetic interaction between Cr spins is enhanced .
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随x的增大,fcc结构的Fe1-xPdx合金的磁性从铁磁性或者反铁磁性变为亚铁磁性,再从亚铁磁性变为铁磁性和顺磁性;
By decreasing the Pd content , the magnetism of fcc Fe 1 - x Pd x alloys changes from paramagnetism to ferromagnetism , ferrimagnetism , and finally anti ferromagnetism or ferromagnetism .
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简立方格子上Ising自旋S(1)的反铁磁性&自由能的低温展式
The antiferromagnetism of Ising spin s ( 1 ) model on a simple cubic lattice with nearest-neighbor interaction & a lower temperature expansion of free energy
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采用SQUID进行磁性测量,发现Zn(1-x)MnxO晶体没有室温铁磁性,居里温度为50K,具有反铁磁性和高温顺磁性。
The magnetic properties of the TM_xZn_ ( 1-x ) O Crystals were investigated using a SQUID magnetometer . The Zn_ ( 1-x ) Mn_xO crystals do not show room-temperature ferromagnetism , presenting antiferromagnetism and high-temperature paramagnetism .
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在磁性颗粒间通过传导电子的RKKY相互作用,发现了不像多层膜系统那样的非振荡的反铁磁性现象.由偶极相互作用的退磁效应显示出与简单超顺磁行为的偏差。
The non-oscillatory antiferromagnetic behavior which is unlike that in multilayer systems is found in the RKKY-type interaction between magnetic granules , via the conduction electrons .
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运用共振价键概念和Schwinger-Boson平均场近似,研究了二维正方格子上的各向异性Heisenberg反铁磁性。
Using the Resonant Valence Bond ( RVB ) concept and the Schwinger-Boson Mean Field approximation , this paper investigates a two dimensional ( square lattice ) anisotropic Heisenberg antiferromagnet .
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测定了面心立方结构Fe-Mn-Al,Fe-Mn-Cr合金的电阻率及磁化率与温度的关系,这些合金均呈现顺磁性-反铁磁性转变,并伴有电阻率-温度关系的反常变化。
Measurement was carried out of the temperature dependence of the antiferromagnetic fcc Fe-Mn-Al and Fe-Mn-Cr alloys upon the electrical resistivity and magnetic susceptibility . A paramagnetic - antiferromagnetic transition together with an anomaly of resistivity of them is obtained .
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采用第一原理方法,基于ultrasoft赝势、密度函数理论,从原子层面对纯γ-Mn的顺磁、铁磁和反铁磁性状态下的电子、基态属性、相稳定和磁有序结构进行了研究。
The atomic structure , electronic , and magnetic ordering properties , phase stability of pure γ - Mn have been investigated by the first principle density-functional calculations based on ultrasoft pseudopotentials for paramagnetic , ferromagnetic , and antiferromagnetic states , respectively .
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对材料产生铁磁性和反铁磁性的物理根源进行解释。
The physical origin of the ferromagnetism and antiferromagnetism was explained .
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结果表明,自由基间表现为反铁磁性耦合。
The results show that the radicals display the anti-ferromagnetic coupling .
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涡流对反铁磁性超晶格推迟模式的影响
The influences of eddy current on the superlattice retarded mode
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化合物1和6呈现出典型的反铁磁性相互作用。
The magnetic investigation on compound 1 and 5 shows a typical antiferromagnetic interaction . 2 .
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室温磁矩表明配合物中两金属离子间通过草酰胺桥存在着反铁磁性自旋偶合作用。
Room temperature magnetic shows antiferromagnetic spin coupling effect between the metal ions by oxamido bridging .
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结果表明:层间耦合对自旋波的共振影响较大,即层间铁磁性耦合比反铁磁性耦合更易发生共振。
It is shown that there must exist acoustic-acoustic interface spin waves for anti-ferromagnetic interface coupling .
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超导电性与反铁磁性的共存
Coexistence of superconductivity and antiferromagnetism
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铁丝被磁铁吸了过去。对材料产生铁磁性和反铁磁性的物理根源进行解释。
Iron filaments are drawn to a magnet The physical origin of the ferromagnetism and antiferromagnetism was explained .
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因此,可以按照4-自旋相互作用的相对强度将系统划分为铁磁性、亚铁磁性和反铁磁性。
So we divided the system to ferromagnetism , ferrimagnetism and anti-ferromagnetism according the magnitude of 4-spin interactions .
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氟康唑中的每个三唑基连接两个单元格,磁性研究表明配合物9存在强的反铁磁性。
Each triazole group of fluconazole links two SBUs and the compound 9 exhibits a chain-like architecture with strong antiferromagnetism .
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自起动稀土永磁单相同步电动机起动性能分析对材料产生铁磁性和反铁磁性的物理根源进行解释。
Starting Performance Analysis of Self-Start Rare Earth Single-Phase Permanent-Magnet Synchronous Motor The physical origin of the ferromagnetism and antiferromagnetism was explained .
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与干流相比,支流沉积物中不完整反铁磁性物质含量相对较多,亚铁磁性矿物晶粒较细。
The content of imperfect anti-ferromagnetic materials in the tributary is higher than that in the mainstream , and their particles are finer .
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对配合物2的磁化率研究表明两个铜离子之间存在较强的反铁磁性相互作用。
The study of magnetic susceptibilities shows that the magnetic exchange interaction is stronge antiferromagnetic interaction between the two copper ( II ) centers .
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结果表明,不同构象下各体系有效交换积分值都小于零,自由基间表现为反铁磁性耦合。
The results show that the effective exchange integral values are less than zero under different conformations , so the radicals display the anti-ferromagnetic coupling .
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对双层铁磁薄膜构成的系统,考虑界面铁磁性和反铁磁性耦合对自旋波色散关系、波形演化及共振的影响。
Considering the interface couplings ( ferromagnetic coupling and antiferromagnetic coupling ), the spin-wave dispersion relations , wave forms and resonant spectra in ferromagnetic bilayers are studied .
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结果表明两种岩成土的磁性主要受成土母岩的控制呈弱磁性特征,基本不存在超顺磁性颗粒,表现为不完整反铁磁性矿物的特征。
It is found that the magnetic properties of rock soils were mainly controlled by soil forming parent rock , indicating that the rock soils have low magnetic values .