symmetry相关论文
Universal numerical calculation method for the Berry curvature and Chern numbers of typical topologi
...
提出一种基于端面图像对称性特征的偏振轴检测算法。该算法利用图像极坐标变换来实现图像的对称性检测,使用金字塔搜索法快速寻找......
A novel superconducting magnetic levitation method to support the laser fusion capsule by using perm
A novel magnetic levitation support method is proposed, which can relieve the perturbation caused by traditional support......
Rotating elliptical nanowire arrays as two-dimensional photonic crystals has been proposed and studied in this Letter. T......
提出了横电、横磁偏振布拉格角入射下光栅模式的色散方程可进一步分解的理论,证明了分解得到的方程与光栅模式对称性间的等价关系......
The grass scripts of calligraphy occupies an important position in calligraphy， It is the most artistic， expressive， and ly......
【Abstract】 Guzheng is one of the important national musical instruments of Chinese tradition. With its beautiful tone， ......
We show that inhomogeneous waveguides of slowly varied parity-time(PT) symmetry support localized optical resonances.The......
We provide a way to precisely control the geometry of a SiN_x nanopore by adjusting the applied electric pulse.The pore ......
This paper presents a 6-bit 20-MS/s high spurious-free dynamic range(SFDR) and low power successive approximation regist......
The modulation of resonance features in microcavities is important to applications in nanophotonics.Based on the asymmet......
The simulation of nanoindentation into single nickel crystal is performed by using quasi continuum method.The strain ene......
本文从对称(symmetry)这个词的原意及其含意在文学和科学中的演变,谈到雅俗共赏的图象对称性。然后从对称图象的定义谈到对称操作......
目的建立皂角刺的HPLC指纹图谱,并同时测定皂角刺中7,3′,5′-三羟基-5-甲氧基二氢黄酮醇、3,3′,5,5′,7-五羟基二氢黄酮醇、槲皮......
目的建立高效液相色谱法测定盐酸川芎嗪注射液的含量。方法采用waters symmetry C18柱(150mm×4.6mm,3.5μm),流动相为甲醇-水(40......
Analytic solutions to a finite width strip with a single edge crack of two-dimensional quasicrystals
In this paper,we investigate the well-known problem of a finite width strip with a single edge crack,which is useful in ......
AA005 (1), a potent anticancer mimicking molecule of natural Annonaceous acetogenin, features a central C2-symmetric tri......
Phase H(MgSiO_4H_2), one of the dense hydrous magnesium silicates(DHMSs), is supposed to be vital to transporting water ......
,B(a)cklund transformations, consistent Riccati expansion solvability, and soliton–cnoidal interacti
The famous Kadomtsev–Petviashvili (KP) equation is a classical equation in soliton theory. A B(a)cklund transfor-mation......
Universal numerical calculation method for the Berry curvature and Chern numbers of typical topologi
Ch number is one of the most important criteria by which the existence of a topological photonic state among various pho......
The science of complexity studies the behavior and properties of complex systems in nature and human society.Particular ......
为了准确地检测路面裂缝,给路面养护管理、路面性能评价与预测、路面结构和材料设计提供参考,基于1mm·像素-1的路面三维图像对裂......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Differential characteristic set algorithm for the complete symmetry classification of partial differ
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
The main function of electronic support measure system is to detect threating signals in order to take countermeasures a......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
指纹存在对称的事实很早就被人们所认识到,但决定指纹对称的遗传学原因却少有研究.本文从现有的研究成果出发进行论述,指出指纹的......
在解决问题时，对称有着较为广泛的应用，但有些对称性不易察觉，给问题的解决造成了很大的障碍。当我们将它充分挖掘出来加以利用时，就能......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
In this paper,the Lie-form invariance of a type of non-holonomic singular systems is studied The differential equations ......
We study the symmetries of a (2+1)-dimensional generalized Broer-Kaup system by means of the classical Lie group theory.......
Symmetry of Tzénoff equations for unilateral holonomic system under the infinitesimal transformations equations are giv......
The perturbation to Lie symmetry and adiabatic invariants are studied. Based on the concept of higherorder adiabatic inv......
面孔吸引力是近些年心理学、人类学、社会学和医学等诸多领域共同关注的一个热点话题。面部的平均、协调、肤色、肤质以及人的年龄......
This paper presents a method to reconstruct symmetric geometric models from point cloud with inherent symmetric structur......
This paper focuses on the problem of calibrating a pinhole camera from images of profile of a revolution. In this paper,......
In this paper, the approach proposed by Mu and Jiang (2008) to obtain the optimal perturbations for triggering blocking ......
Two kinds of planimetric diagrams, which consist of the boat form F6 and F5, the storm petrel form F6 and F5, respective......
An efficient method is proposed to design 4-band scaling functions w ith the following five advantages: compact support,......
本文讨论了当其几何、物理参数以及两端支承方式关于跨度中点为对称时杆、梁离散系统所特有的振动特性，指出具有对称性的杆、梁离散......
在狭义相对论的教学中，大多是从经典时空观推演到狭义相对论的基本原理和推论，但往往学生会在理解上有些困难。本文将根据笔者的体会......
The features of the low-lying spectra of four-body A+B-A+B- systems have been deduced based on symmetry. Using the metho......
The SDIFF(T2)local-generalized Kac-Moody G(T2) symmetry is an infinite-dimensional group on the torus membrane, whose Li......
Proteins have regular tertiary structures but irregular amino acid sequences. This made it very difficult to decode the ......
Lie group technique for solving differential-difference equations is applied to a new (2+1)-dimensional Toda-like lattic......
