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- A Discussion of the Spin Wave Spectrum of Ferromagnet Antiferromagnet and Ferrimagnetic Crystal in the Presence of External Magnetic Field 在外磁场中对铁磁体、反铁磁体、亚铁磁体的自旋波谱的讨论
- spin wave spectrum 自旋波谱
- A boundary of the model's wave spectrum is obtained by the use of self nested method. 利用自嵌套的方式,提供模式波谱边界条件;
- Venation wave spectrum analysis finds out shape-structure change of mid-frequency signal fluctuation. 脉络波谱图分析查明了中范围(频率)信号波动的形态结构变化。
- Tannuri E A, Sparano J V, Simos A N,et al.Estimating directional wave spectrum based on stationary ship motion measurements. 马志良;罗德涛;主编.;近海移动式平台
- Using the above relations, this paper has compared several wave spectrum formular with actual spectrum, and the result is satisfactory. 同时用上述关系式对目前工程上常用的几种海浪谱计算公式进行了对比分析,并与实测谱进行了比较,结果表明所得关系式与实际拟合良好。
- Using spin wave theory and the equation of motion technique for the Green function,specific heat of ferromagnetic antiferromagnetic double layers at low temperature is investigated. 应用线性自旋波的理论和格林函数运动方程技术,利用数值计算的方法得到铁磁-反铁磁双层系统的低温比热。
- By analyzing the reflectivity spectrum and reflection wave spectrum of thin beds, we put forward a new method for thickness determination of the thin beds. 作者通过研究地层厚度变化对地层本身的反射系数谱及反射波频谱的影响规律,寻找到了一种新的计算薄层厚度的方法。
- The test result indicate that it is able to competent at wave simulation of sea wave spectrum for shipmodel test,and can simulate different wave spectrum in different request. 实验数据的分析结果表明,该造波机完全可以胜任船模耐波性试验的要求,并且还可以根据需要模拟不同的海浪谱,模拟精度达到了实验的要求。
- The effect of bulk single uniaxial anisotropy on dispersion relations and resonant spectra of spin waves in bilayer films with antiferromagnetic coupling are investigated. 重点研究了双层铁磁薄膜系统在层间反铁磁耦合下,体单轴各向异性对自旋波色散关系和共振谱的影响。
- In this paper, we present the basic principle of dual flap wave-maker and the producing of driving signal firstly, and then the influence of two distinct FFT methods with the same wave signal to the primary parameters of wave spectrum. 摘要叙述了采用双摇板造波系统的基本思想及双摇板造波信号的生成,并分析了同一波浪信号用不同谱分析法对所得主要谱参数的影响。
- The eigenproblems of spin waves in a homogeneous ferromagnetic bilayered system with periodic boundary conditions are solved by using the improved interface-rescaling approach. 采用改进的界面重参数方法,讨论了周期边界条件下同质双层铁磁膜中自旋波本征激发问题。
- Conclusion High-quality wave spectrum depends on high uniformity of magnetic field.The value of full width at half maxium is an important factor that reflects the uniformity of magnetic field. 结论 获得高质量的波谱,需要较高的磁场均匀度,而半高宽是反映均匀度的一个重要指标。
- Spin Wave Function of Four Electrons System 四电子体系的自旋波函数
- In this paper,a series of random waves has been generated by the JONSWAP wave spectrum and the histories of continuous and long-lasting random wave forces are bu. 利用海浪谱JONSWAP谱生成随机波浪,并结合改进的波浪力时程模型生成一个连续的、持续时间相对较长的随机波浪力作用过程。
- 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 Estimation of Wave Spectrum by FFT Method 快速傅里叶变换法的海浪谱估计
- The pitcher gave a spin to the ball. 投手使球旋转。