矿物晶体腐蚀像是一种研究晶体对称、晶格缺陷等传统的方法。
Crystal etching, a traditional method to study the crystal symmetry and crystal defects, should be a new application in modern mineralogy.
这对深入认识晶体形态及晶体对称理论、 澄清长期以来人们并没有足够重视的一些基本概念有重要意义。
Based on this realization, we propose that the hsianghualite morphology published before is not a single crystal morphology but a twin. This realization i…
液态晶体的不对称性给了科学家们操纵它们的工具,现在LCD屏既便宜又常见。
Asymmetries in liquid crystals gave scientists the tools to manipulate them, and now LCD screens are cheap and ubiquitous.
晶体学家们一直认为所以的晶体都具有旋转对称性,这样当它们转动起来时候,从各方面来看都是一样的。
Crystallographers always believed that all crystals have rotational symmetry, so that when they are rotated, they look the same.
根据劳厄衍射方程的矢量形式计算光线经对称或非对称晶体衍射后的方向。
Diffraction direction of a ray passing a crystal for symmetrical or asymmetrical reflection is calculated from the vector form of Laue diffraction equation.
利用光学传输矩阵方法研究对称和非对称一维缺陷光子晶体的缺陷模式特性。
The mode properties of symmetric and non-symmetric one-dimensional photonic crystals with a sandwich layer defect were investigated by using the optical transmission matrix method.
对称规律在晶体学中得到了淋漓尽致的发挥。
The symmetry rules were exerted perfectly in crystallography.
在略去高于磁场强度二次项的情况下,从实验结果计算出立方对称晶体唯象公式中的诸参数。
Neglecting magnetic intensity higher than quadratic terms, various parameters in phenomenological formula for cubic symmetry crystal are calculated from our experimental data.
讨论了准晶体及无公度相的对称特点。
The symmetry characters of quasiperiodic crystals and incommensurable phases were discussed.
用有色对称的理论解释了晶体结构中的有序-无序和某些类质同像替换等现象。
The author attempts to illustrate that the order-disorder of crystal structure, and the isomorphism may be explained by the conception of colour symmetry.
本文仅就当前设计无对称中心的有机功能晶体,作了简要地论述。
This paper just as the present problem of designing non-centrosymmetric organic function crystals simply review.
这种方法的实质在于,在晶体场静止点荷模型基础上,考虑了诸配体等效中心对称场的部份分子轨道效应。
The essence of our method is that, on the base of the crystal field model for point charge, the effect of molecule orbit is considered partly for the centrally symmetric field of coordination bodies.
实验结果表明DLAP单晶和LAP单晶具有相同的对称性。氘化使晶体的通光范围向红外方向扩展。
The experimental results confirms that the symmetry of DLAP is the same as that of LAP and deuterium broadens the region of transparent.
根据晶体的对称性、衍射几何和衍射规律,研究了复杂的发散X射线晶体衍射。
Acoording to the crystal symmetry, diffraction geometry and the diffraction laws, the complicated divergent beam X-ray diffraction has been studied.
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.
用群论方法给出了一种具有特殊本征对称性的四阶张量在各点群晶体中的形式,并将其应用于声光散射转动效应的研究,获得了有意义的结果。
The form of a four-rank tensor with the particular intrinsic symmetry for a variety of crystal symmetry is given by the use of the group theory method.
采用激光全息干涉测量技术测量了轴对称型大功率晶体三极管温度场的全息干涉图;
The holographic interferogram of the temperature field for an axisymmetrical high power semiconductor triode has been obtained by using laser holographic interferometric measurement.
勾勒去令人惊异的不对称的条带和半透明的晶体构造。
The blue draws out the amazing asymmetrical banding and translucent crystal formations.
该光瞳滤波器由两个平行偏光镜,一个电光晶体与一个径向对称双折射晶体组成。
It consists of two parallel polarizers, an electro-optical crystal and a birefringent crystal with radial symmetry.
本文将综述通过非手性分子形成的手性晶体的固相反应进行的“绝对”不对称合成。
In the present review, we describe the asymmetric synthesis via the reactions of chiral crystals of achiral molecules.
构成的对称的线性谐振器具有两个泵模块,和与KTP晶体腔内倍频高功率红光激光的实验结果的报告。
The experimental results of high-power red laser constituted of a symmetrical linear resonator with two pumping modules, and intracavity frequency-doubling with a KTP crystal are reported.
使晶体转轴与温场对称轴不一致,则在晶体弯月面内会产生随时间变化的正弦波式的温度分布。
We intentionally render the rotational axis of growing crystal to deviate from the symmetry axis of the temperature field, the temperature fluctuations with sinusoidal form in meniscus are produced.
给出了各晶系晶体一般声学模及高对称方向纯模的散射张量转动修正的确切形式。
The exact rotational correction of the scattering tensor related to general acoustic modes and pure modes in the higher symmetry directions, for different crystal systems, is presented.
本文讨论了存在偶极矩作用下,分子晶体声子的对称性及声子各向偶极矩耦合情形。
In this article, the symmetry of phonons and the coupling between phonons along different coordinates directions are discussed for molecular crystals in which dipolar coupling exists.
利用缺陷模的有关参量得到了非对称约束的光子晶体缺陷的透射特性。
The transmission characteristics of the symmetrically confined photonic crystal PC defects had been detailedly investigated.
在其合成体系中,碳能够实现三维方向扩散,有利于金刚石的对称长大,提高晶体完整性。
In the synthesis system, the carbon can diffuse in three directions, which is helpful for diamond to be crystallized symmetrically and to increase the integration of the crystal.
对二维晶体的矩阵表示、对称性及其对X射线衍射的系统消光规律进行了研究,得到并证明了二维晶体的矩阵表示的二个定理和二维晶体对X射线衍射的系统消光定理。
The crystallographic problems of two-dimensional crystal, such as the matrix expression, the symmetry and the systematic absence law of the crystal's X-ray diffraction, are studied.
对聚合物晶体中各种高分子链的构象进行了研究,找出了它们的三维对称性,并用直线群来表征。
The three-dimensional symmetry of a macromolecular chain was characterized by the line group. Regularities of packing of macromolecular chains in a space group were shown.
推导了当考虑热效应时十次对称二维准晶体平面应变问题的通解表示。
The general solution for plane strain problems in decagonal quasicrystals accounting for thermal effect is derived.
推导了当考虑热效应时十次对称二维准晶体平面应变问题的通解表示。
The general solution for plane strain problems in decagonal quasicrystals accounting for thermal effect is derived.
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