搜索结果: 1-15 共查到“材料科学 morphology”相关记录23条 . 查询时间(0.155 秒)
Interactions and Morphology of Triblock Copolymer - Ionic Liquid Mixtures and Applications for Gel Polymer Electrolytes
lock copolymer hydrogen bonding ionic liquid polymer electrolyte
2014/11/21
Room temperature ionic liquids (ILs) are a unique class of solvents which are characterized by non-volatility, non-flammability, electrochemical stability and high ionic conductivity. These properties...
Controlling Morphology in Swelling-Induced Wrinkled Surfaces
micropatterning morphology patterning stress state thin films wrinkling
2014/11/21
Wrinkles represent a pathway towards the spontaneous generation of ordered surface microstructure for applications in numerous fields. Examples of highly complex ordered wrinkle structures abound in N...
Toughening Semicrystalline Poly(Lactic Acid) By Morphology Alteration
Pure sciences Applied sciences Hydrolytic stability Morphology Poly(lactic acid) Rubbery Stereocomplex Toughening
2014/11/21
For the first time, a physical method based on polymer crystallization is employed, to overcome the inherent brittleness of poly (L-lactic acid) (PLLA) by kinetically trapping a low Tg continuous amor...
Morphology Characterization of Low Band Gap Polymer-based Organic Photovoltaics
Morphology organic photovoltaic phase separation crystallization diffusion
2014/11/21
In bulk heterojunction (BHJ) thin film organic photovoltaics (OPV), morphology control is critical to obtain good device efficiency. Nanoscale phase separation that creates bicontinuous interpenetrati...
ON THE MORPHOLOGY OF POLYMER-BASED SOLAR CELLS TO ACHIEVE HIGHER DEVICE PERFORMANCE
polymer-based solar cells multi-length-scale morphology ternary blend solar cells crystallization processing additives bilayer interdiffusion
2014/11/21
It has been recognized that the morphology of the active layer of the polymer-based solar cells has a great influence on the device performance. To push the efficiency to a higher level, morphology de...
Comparing of optical properties and morphology of polyoxadiazoles with CF3 groups
Comparing optical properties morphology polyoxadiazoles CF3 groups
2010/5/12
Polyoxadiazoles [1-5] are polymers having in the backbone oxadiazol group, five member ring consisting of two nitrogen, two carbon and oxygen atoms. In the oxadiazol group each nitrogen atom is linked...
Influence of thermal activation on changes of mechanical properties and tensile fracture morphology surface of Ni-base metallic glasses
Amorphous materials Relaxation Crystallization of metallic glasses Mechanical properties Fracture morphology
2010/3/1
The metallic glasses, obtained in a result of fast cooling from the liquid state, show thermodynamic unbalance. Thermal activation of metallic glasses leads to the structural changes, which in the fin...
Carbon nanocones: wall structure and morphology
nanocarbon electron microscopy electron diffraction
2009/12/31
Large-scale production of conical carbon nanostructures is possible through pyrolysis of hydrocarbons in a plasma torch process. The resulting carbon cones occur in five distinctly different forms, an...
The structure and properties of steel with different pearlite morphology and its resistance to abrasive wear
Abrasive wear Block sections Switch Pearlite morphology Isothermal annealing
2009/12/2
Purpose: The analyse of pearlite morphology changes as a result of hot rolling process and isothermal annealing.
Design/methodology/approach: Physical modelling of isothermal annealing for a transiti...
Correlation between fracture morphology and mechanical properties of NANOPERM alloys
Amorphous materials Heat treatment Mechanical properties
2009/12/2
Purpose: The purpose of this paper is to present of influence of heat treatment on the changes of structure,
ductility, mechanical properties and particularly fracture morphology of the amorphous NA...
The effect of alloy powder morphology on microstructural evolution of hot worked P/M FeAl
Metallic alloy FeAl alloys Strain rate
2009/12/1
Purpose: This paper presents the results of the research focused on the influence of both the starting FeAl alloy
powder particle characteristics and the thermomechanical processing parameters on the...
Chemical composition and morphology of oxidic ceramics at filtration of steel deoxidised by aluminium
Faculty of Metallurgy and Materials Engineering VUT Brno,FSI
2009/10/23
Composition and morphology of filter ceramics were investigated during filtration of steel deoxidised by aluminium. Filtration was realized with use of filters based on oxidic ceramics Cr2O3, TiO2, Si...
Rare earth metals influence on morphology of non-metallic inclusions and mechanism of GP240GH and G17CrMo5-5cast steel cracking
Cast steel Rare earth metals Modification Non-metallic inclusions Fractography
2009/7/7
This paper presents results of research carried out in order to specify the influence of the rare earth metals on the morphology of the occuring non-metallic inclusions as well as on the cracking me...
Morphology of solidification front in eutectic
Solidification Solidification front Solid-liquid interface Eutectic
2009/6/30
In this paper the analysis of morphology of solidification front in eutectic made. It was present influence of composition, solidification velocity, concentration micro-field and capillarity effects ...
Influence of electromagnetic field parameters on the morphology of graphite in grey cast iron
electromagnetic field graphite morphology grey cast iron
2009/2/26
One way to improve the unification of the casting structure may be the application of forced convection of liquid metal during the crystallization in the form or continuous casting mould. This paper ...