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- The effects of the nearest neighbour Coulomb repulsion on the distribution of the charge density and the spin density are also discussed. 系统内的第三近邻电子跳跃相互作用与最近邻格点间电子Coulomb排斥相互作用之间存在着竞争。 此外,对系统中的电荷密度和自旋密度分布受最近邻格点间电子Coulomb相互作用影响情况亦进行了讨论。
- The condensed phases such as charge density wave (CDW), spin density wave (SDV) and superconducting phases are predicted within the random phase approximation (RPA). 在无规周相近似(RPA)范围内得到各种有序相:电荷密度波(CDW)、自旋密度波(SDW)及超导相存在的可能性,指出发生这些相变的条件。
- As temperature decreases, paramagnetic-commensurate spin density wave(CSDW)-incommensurate spin density wave(ISDW) transition occurs in the Cr97.02Al2.98 alloy. 随着温度降低;Cr97.;02Al2
- The effect of spin density wave on 2+1 dimensional BCS-type super-conductors with the next nearest neighbor interaction is investigated with themean-field approximation. 本文研究具有次近邻互作用的2+1维BCS型超导体与自旋密度波共存的系统。
- We calculate variations of the charge density wave (CDW) and the spin density wave (SDW) gaps,ad well as their classical trajectory ? c,s with increasing on-site Coulomb repoulsion potential. 通过自旋密度波和电荷密度波的位相结构的变化 ;并结合其相应能隙的变化 ;得到以下结论 :系统的Ising相变与Mott相变不重合 ;中间有一个SDI(spontaneouslydimerizedinsulating)的过渡相 .
- Based on a theoretical model for interchain coupled quasi-one-dimensional organic ferromagnet, the charge density wave(CDW) and spin density wave(SDW) that exist in the system are investigated. 基于考虑链间耦合的准一维有机铁磁体的理论模型 ;对存在于系统内的电荷密度波 ( CDW)和自旋密度波 ( SDW)进行了研究 .
- On the basis of optimized geometries,the charge densities,spin density,bond orders and electronic spectra of above molecule and cation have been calculated. 以优化构型为基础计算其电荷密度、自旋密度、键序和电子光谱。
- Mean Field Theory and Spin Density Wave 平均场理论和自旋密度波
- multiple spin density wave state 多路旋转密度波状态
- incommensurate spin density wave 无公度旋转密度波
- SPIN DENSITY WAVE OF ORGANIC FERROMAGNETS WITH OPEN ENDS 非闭环结构下有机磁性材料中的自旋密度波性质
- The lorry went into a spin on a patch of ice. 卡车在一片冰地上打滑了。
- Let's go for a spin in my new car. 坐我的新汽车兜一圈吧。
- I've been in a real spin all morning. 我整个上午都晕头转向的。
- The pitcher gave a spin to the ball. 投手使球旋转。
- He has been in a spin since the defeat. 他被击败以来一直情绪低落。
- Get your bicycle and come for a spin. 把你的脚踏车拿来去兜一圈。
- My sister can spin on her toes like a dancer. 我妹妹能像舞者一样踮着脚尖旋转。
- The news sent prices into a spin. 那消息使物价急遽下降。
- They spin at 400-500 revolutions per minute. 它们每分钟旋转四百到五百周。
