1987年,谢赫·特曼的法国和日本同道成功制造出可经X射线观察的准晶体,验证了他早先在电子显微镜下的发现。
In 1987, friends of Shechtman in France and Japan succeeded in growing crystals large enough for x-rays to repeat and verify what he had discovered with the electron microscope.
运动参数估计在图像配准,电子稳像以及图像拼接中起着很重要的作用,其中块匹配算法是经常使用的一种方法。
Motion parameter estimation play an important role in image matching, electric image stabilizing and image Mosaic, and the block-matching algorithm is the most used method.
本文讨论准一维聚合物中的一维电子通过形变势与三维声学声子相互作用。
The interaction of a one-dimensional electron with three-dimensional phonons via deformation potential in quasi one-dimensional polymers is discussed.
采用双晶片探头和电子天平对PZT微力传感器进行静态力标定,进而利用双晶片探头和电荷放大器对PZT微力传感器进行准静态标定,微小信号检测通过锁相放大器来实现。
PZT micro -force sensors were calibrated by bimorph and electronic balance in static state and by bimorph and charge amplifier in dynamic state, small signal was tested by amplifier.
利用负本征值理论的态密度计算方法,研究了准一维双链无序系统的电子结构。
The electronic structure of quasi one dimensional disordered system is studied by the computation of the density of electronic states with the help of the negative eigenvalue theory.
旨在培养学生掌握最基本的必备的英文口译水平、准普通话及电子网络应用。
The basic courses are to aim at training students to master the most basic and necessary level of oral English interpretation, standard language (Mandarin Chinese) and electronic network application.
在中等电场区域,注入电子能通过FN电流和直接隧穿到达能被填充的陷阱,从而使漏电流产生准态饱和。
In moderate field region, traps can be filled by both FN current and direct tunneling of electron into the traps. It results in a quasi-saturation in the leakage current.
给出了电子准经典运动的两个基本关系式。
研究结果表明:由于格点能量无序,准一维多链无序体系电子波函数呈现出局域化特性;
The results indicate that the electronic states of the quasi-one-dimensional disordered systems are localized due to energy disorder of the lattices.
极化子是电子与光频支纵声子相耦合系统的准粒子,是凝聚态物理学中的一个重要课题。
Polaron is the quasi particle of the electron-longitude optical phonon coupling system, which is an important subject in the condensed matter physics.
该腔既可有效地选定中心频率,又可望提高准单模运转的喇曼自由电子激光器电子效率及其输出功率。
The cavity can effectively choose center frequency, increase electron efficiency and output power of the Raman FEL operating in quasi -single mode regime.
说几个你知道他们准乐的笑话,分享一些报纸上的漫画或用电子邮件交流,一起看脱口秀。
Tell a few jokes you know they'll enjoy, share some comics from the paper ore-mail with them, watch the Letterman show together.
利用微扰论中的图形技术讨论了层状准二维无序电子系统中自旋轨道散射效应的有关问题。
Spin orbit scattering effects in a layered quasi 2d disordered electron system have been investigated by the diagrammatic techniques in perturbation theory.
本文研究了三元准周期超晶格的电子共振隧穿性质。
The resonant tunneling of three-tile quasiperiodic superlattices has been investigated in this paper.
这个相的选区电子衍射花样显示出准晶体结构的五次对称性。
The selected area diffraction patterns from the phase show a fivefold symmetry of a qua-sierystalline structure.
对于具有库仑相互作用的准一维电子体系,本文提出了一种新的模型,得到了准一维体系的电子有效库仑势形式。
For the quasi one-dimensional electron systems with coulomb interaction, a new model is presented. The form of effective coulomb potential is derived.
在对电子线路通用分析软件MC 3开发的基础上,讨论了SCR准开关模型和功率开关模型,完成了电力电子线路的仿真。
On the basis of the research and development of general electronic package MC3, "SCR Quasi-witch Model" and "power Switch Model" are discussed. The simulation of electronic power circuit is performed.
考虑电子-电子相互作用,对具有链间耦合的准一维有机聚合物铁磁体的电子结构和自旋结构进行了研究。
Considering the electron-electron interactions, the configurations of electron and spin in an interchain coupled quasi-one-dimensional organic polymer ferromag(?)et are studies.
最后利用同步辐射角分辨光电子能谱观察到了清晰的能带结构以及准粒子峰迹象。
And also by using the Synchrotron Radiation ARPES the band structure and the evidence of quasi-particle peak can be clearly observed.
此外,准直了的快电子束在等离子体中的能量沉积也具有非常重要的实际意义,如快点火方案中点火热斑的形成等。
Furthermore, the energy deposition of collimated fast electrons in dense plasmas is also very important for some applications, such as in fast ignition.
发现准晶的电子能级分布服从随机矩阵理论与量子混沌理论中的统计分布规律。
We also found that energy level distribution in quasicrystals follows the level statistics in the random matrix theory and quantum chaos.
发现奇异量子扩散是准周期体系的普遍特性,其扩散指数由电子能级和波函数的多分形性质确定;
We found that anomalous quantum diffusion is a general feature of quasiperiodic systems and its scaling indices are determined by the fractal dimensions of energy spectra.
通过扫描电镜、能谱分析仪和透射电子显微分析技术,确定了合金的凝固组织、相成分及二十面体准晶的结构。
The microstructure, composition and phases of the alloy were analyzed by SEM and EDS. The icosahedral quasicrystal structure was identified by TEM.
本发明公开光学电子靶涉及玩具产品,它安全有趣,适合初学射击者练习,训练击准率。
The invention discloses an optical electronic target, which relates to a toy product, is safe and interesting and is suitable for beginners to practice shooting and training hit rate.
本发明公开光学电子靶涉及玩具产品,它安全有趣,适合初学射击者练习,训练击准率。
The invention discloses an optical electronic target, which relates to a toy product, is safe and interesting and is suitable for beginners to practice shooting and training hit rate.
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