QUASICRYSTAL相关论文
A combination of both conventional and advanced high-resolution characterization techniques was ap-plied to study the mo......
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为优化Ti-Zr-Ni准晶的结构以探索改善其储氢特性,本文利用XRD与TEM方法研究了Pd在Ti45 Zr38Ni17与Ti40 Zr40 Ni20吸铸准晶中的合金......
在常规铸造条件下,向Mg-Zn-Y合金中引入第四组元元素,研究了第四组元元素在准晶形成过程中的作用,以及不同的第四组元元素对镁基二......
Non-Hermitian quasicrystals possess PT and metal-insulator transitions induced by gain and loss or nonreciprocal effects......
Since 1960s when Edwards introduced the Path Intergral method to describe the configurations of polymer,Self-consist......
Wang N. et al. reported the discovery of a new type of two-dimensional quasicrystal with eightfold symmetry in rapidly s......
Effects of the fourth component and undercooling on morphology of primary Mg-Zn-Y icosahedral quasic
纸在扔条件的正常下面在形态学,尺寸和主要 Mg-Zn-Y icosahedral quasicrystal 阶段(我阶段)的形成的过程上在第四个部件( Ti , C ......
美国电报电话公司具尔实验室的科学家们用对新的人工合成金属间化合物的原子结构进行精确的测量和所取得的第一手图像证实了准结......
In the structure of quasicrystal, the coordination icosahedron has long ordering but no translation ordering. The author......
The forming ability of quasicrystal phase has a relationship with the atomic bond factors based on differences in atom s......
Structure and reflective properties of Al-Cu-Fe quasicrystalline thin film prepared by laser induced
Al-Cu-Fe thin films were prepared by laser induced arc (laser-arc) method from a single source-Al63Cu25Fe12 alloy, which......
Bending Analysis of Functionally Graded One-Dimensional Hexagonal Piezoelectric Quasicrystal Multila
In this study,the nonlocal strain gradient theory is adopted to investigate the static bending deformation of a function......
Diffraction in quasicrystals is in logarithmic order and icosahedral point group symmetry. Neither of these features are......
Microstructure evolution and mechanical properties of Mg-12Zn-2Y alloy containing quasicrystal phase
Although icosahedral quasicrystal phase (denoted as I-phase) has been verified as an outstanding reinforcing phase, the ......
According to the group representation theory, we derive the character formulae of representation-matrices of the physica......
,Analytic solutions to a finite width strip with a singleedge crack of two-dimensional quasicrystals
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,Plastic analysis of the crack problem in two-dimensional decagonal Al-Ni-Co quasicrystalline materi
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The nontrivial topology is investigated in a dodecagonal quasicrystal made of 30? twisted bilayer graphene (TBG). Based ......
Conventional casting method was employed to prepare Mg–Zn–Y alloy only with a-Mg+I-phase; however, the grain size of q......
Ferritic heat resistant steels involving precipitation of intermetallic phases have drawn a growing interest for the enh......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
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......
Analytic solutions to problem of elliptic hole with two straight cracks in one-dimensional hexagonal
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......
Analytic solutions to problem of elliptic hole with two straight cracks in one-dimensional hexagonal
By means of the complex variable function method and the technique of conformal mapping,the anti-plane shear problem of ......
Effect of hot extrusion on microstructure and mechanical properties of quasicrystal-reinforced Mg-Zn
The microstructure and mechanical properties of as-cast and as-extruded Mg-Zn-Y alloy (Mg-11%Zn0.9%Y, mass fraction) con......
The microstructure of an as-cast Mg-Zn-Er alloy was investigated through scanning electron microscopy (SEM) and transmis......
研究了热处理前后Ti1.4V0.6Ni合金的结构和电化学性能.采用X射线粉末衍射(XRD)方法分析合金的结构.电化学特性包括放电容量、循环......
In total, there are 12 systems, 60 point groups and 89 single forms in crystals and quasicrystals. Among them, 5 new sys......
Effects of the fourth component and undercooling on morphology of primary Mg-Zn-Y icosahedral quasic
The paper presents some results of the investigation on effects of the fourth component (Ti, C, Sb or Cu) and undercooli......
在应变速率为0.0015-1.5s^-1、温度为315℃条件下,在Gleeble-3500热模拟机上对不同准晶含量(体积分数)Mg-Zn-Gd-Y合金的高温热压缩变形......
通过电弧熔炼和铜辊急冷技术分别制得Ti1.4V0.6Ni准晶材料和V5Ti9Zr26.2Ni38Cr3.5Co1.5Mn15.6Al0.4Sn0.8(VTZN)合金材料,再用球磨法......
以软物质准晶弹性理论为基础,研究八次对称软物质准晶的流体动力学.不同于固体准晶的元激发只有声子和相位子,除此之外,软物质准晶......
CalculationandIlustrationofSection┐ProjectionDiagramsofQuasicrystalsLeiJianlin,WangRenhui,DingDihuaDepartmentofPhysics,Wuhan.........
CalculationandIlustrationofSection┐ProjectionDiagramsofQuasicrystalsLeiJianlin,WangRenhui,DingDihuaDepartmentofPhysics,Wuhan.........
在研究二维八面准晶体的物理性质中,介电,压电,新颖性,光弹,拉曼和布里渊张量是很重要的。本文动用群论理论对点群8(C8),8^-(S8)8/m(C8n)、8mm(C8v),822(D8)和8/mmm(D8h)的张量进行了计算......
采用惰性形核涂层型壳和氩气保护下循环过热的方法, 使Al72Ni12Co16合金获得200 K的大过冷度, 在此基础上从实验和理论两方面研究......
采用普通凝固技术制备了镁合金稳定态准晶相.通过光学显微镜、X射线衍射、扫描和透射电子显微分析,确定了准晶的组织、相成分及结......
原子间相互作用势函数是从原子尺度上对材料各种特性进行计算机模拟研究的基础。由于准晶及其近似相特殊的几何构型,其采用的相互......
研究了热处理前后Ti1.4V0.6Ni合金的结构和电化学性能。采用X射线粉末衍射(XRD)方法分析合金的结构。电化学特性包括放电容量、循环......
著者采用快速凝固方法制备了Al-Cu-Fe-Mg,Al-Cu-Fe-Zn和Al-Cu-Fe-Mg-Zn系合金粉末,这些快冷合金粉末在室温下为晶态相或晶态相与准......
利用伊辛模型和热力学配分函数研究了由正三角形和正四边形构成的五边形的阻挫现象、自旋关联和磁化微观过程。研究表明:五边形格......
Ti-Zr-Ni基二十面体准晶是一类特殊的储氢材料,在氢能和核聚变能领域具有较强应用前景。采用XRD、TEM、XPS技术和气固反应系统研究......
运用结晶学、群论、线性代数等方法,从理论上对准晶体中十方晶系各点群进行了研究.绘出了各点群的极赤投影图;列出了各点群的所有群元......
用吸铸法制备出单相块体Ti40Zr40Ni20准晶.其准点阵参数为aR=0.523 nm.通过差示扫描量热法(DSC)和X射线衍射等手段研究了该铸态准......