搜索结果: 1-15 共查到“知识库 材料科学 Structure”相关记录173条 . 查询时间(0.499 秒)
LiMII(IO3)3 (MII = Zn and Cd): Two Promising Nonlinear Optical Crystals Derived from a Tunable Structure Model of α‐LiIO3（图）
非线性 光学晶体 LiMII
2019/10/10
Excellent nonlinear optical materials simultaneously meet the requirements of large SHG response, phase‐matching capability, wide transparency windows, considerable energy band‐gap, good thermal stabi...
Aspects of Alternative Network Structure Evolution
Pure sciences Applied sciences Double network Elastomers Hydrogels Supercritical carbon dioxide Thermomechanical Topological constraints
2014/11/21
The focus of this prospectus is to study a new and simple process method to prepare and characterize elastomers and hydrogels. A prestressed double network thermoplastic elastomer and hydrogel is prep...
Study of the particles' structure dependent rheological behavior for polymer nanospheres based shear-thickening fluid
Shear thickening Rheological properties Poly nanospheres Viscosity Mechanism
2013/9/16
A novel kind of shear thickening fluid (STF) was developed via dispersing poly(styrene–acrylic acid) (PS–AA) nanospheres into ethylene glycol (EG). By varying the structure characteristics of the PS–A...
Thermal properties and combustion behaviors of flame retarded epoxy acrylate with a chitosan based flame retardant containing phosphorus and acrylate structure
Chitosan Thermal properties Flammability Epoxy acrylate
2012/6/5
Functional materials prepared from natural resources arouse a great interest recently. Herein, a novel natural material based flame retardant chitosan phosphate acrylate (GPCS) containing phosphorus a...
Domain structure in CoFeB thin films with perpendicular magnetic anisotropy
Domain structure in CoFeB thin films with perpendicular magnetic anisotropy
2012/2/23
Domain structures in CoFeB-MgO thin films with a perpendicular easy magnetization axis were observed by magneto-optic Kerr-effect microscopy at various temperatures. The domain wall surface energy was...
Structure identification methods for atomistic simulations of crystalline materials
Structure identification methods atomistic simulations crystalline materials
2012/2/22
We describe a new computational analysis technique to identify lattices and structural defects in large-scale atomistic computer simulations of crystalline materials. Our approach is based on a user-s...
First-principles calculations of the electronic structure of open-shell condensed matter systems
First-principles calculations electronic structure open-shell matter systems
2012/2/22
We develop a Green's function approach to quasiparticle excitations of open-shell systems within the GW approximation. It is shown that accurate calculations of the characteristic multiplet structure ...
Influence of Photoexcitation Depth on Luminescence Spectra of Bulk GaAs Single Crystals and Defect Structure Characterization
Photoexcitation Luminescence Spectra Bulk GaAs Single Crystals Defect Structure Characterization
2011/6/3
The results of investigation of bulk GaAs photoluminescence are presented taken from near-surface layers of different thicknesses using for excitation the light with the wavelengths which are close bu...
Influence of photoexcitation depth on luminescence spectra of bulk GaAs single crystals: application to defect structure characterization
Photoexcitation Luminescence Spectra depth Bulk GaAs Single Crystals Defect Structure Characterization
2011/6/3
The results of investigation of bulk GaAs photoluminescence are presented taken from near-surface layers of different thicknesses using for excitation the light with the wavelengths which are close bu...
Thermal analysis, structure and mechanical properties of the MC MgAl3Zn1 cast alloy
Thermal analysis structure mechanical properties MC MgAl3Zn1 cast alloy
2010/6/12
The industrial output of magnesium alloys has been rising by almost 20% per annum over recent years, which is faster than that of any other metals [1]. Magnesium alloys are stiffer and more recyclable...
Preparation, structure and properties of Fe-based bulk metallic glasses
Preparation structure properties Fe-based bulk metallic glasses
2010/6/12
Since amorphous materials were prepared in the Au-Si system alloy in 1960 many scientific investigations have been done. These facts have been informed that amorphous alloys have new atomic configurat...
Effect of high power diode laser surface alloying on structure of MCMgAl12Zn1 alloy
Magnesium alloys Surface treatment Laser treatment Silicon carbide
2010/5/1
During the last few decades the world has seen a rapid growth of application of magnesium and its alloys almost in every field of today's industry. This is due to numerous characteristics of the metal...
New design of the forming equipment DRECE for obtaining UFG structure in strip of sheet
Technological devices and equipment DRECE machinery UFG structure Strip of sheet
2010/4/2
During last two decades great attention was paid to materials with grains of diameter smaller than 1 μm. These materials were classified as Ultra Fine Grain (UFG) materials with diameter of grains of...
Influence of continuous casting conditions on grey cast iron structure
Casting Cast iron Graphite Electromagnetic field
2010/3/1
Forced convection of liquid metal in the traditional mould or in the continuous casting mould has a significant influence on the crystallization process of castings. For many years, the device whose m...
Structure and properties of surface layers of selected constructional steels after sulfonitriding
S. Lesz E. Kalinowska-Ozgowicz K. Goł ombek M. Kleczka
2010/3/1
The necessity of reducing the adhesive forces of mating elements of machinery exploited in dry and mixed friction conditions is a base for elaborating many thermochemical and surface treatment operati...