搜索结果: 1-14 共查到“材料科学 Stability”相关记录14条 . 查询时间(0.14 秒)
Surface modification and characterization for dispersion stability of inorganic nanometer-scaled particles in liquid media
Surface modification characterization for dispersion stability inorganic nanometer-scaled particles liquid media
2010/10/12
Inorganic nanoparticles are indispensable for science and technology as materials, pigments and cosmetics products. Improving the dispersion stability of nanoparticles in various liquids is essential ...
Heat treatment and mechanical stability behaviour of medium-carbon TRIP-aided bainitic steel
Metallic alloys Heat treatment TRIP-effect
2009/12/2
Purpose: The aim of the paper is to determine the influence of the isothermal holding conditions in a range of
bainitic transformation on the mechanical stability of retained austenite for medium-car...
Thermal stability of functional properties in dispersion and precipitation hardened selected copper alloys
Nanomaterials Functional materials Metallography
2009/12/2
Purpose: The objective of the study was to produce copper-based dispersion hardened materials of submicron
grain size, determination of their basic functional properties and stability in high tempera...
Thermal Stability of Hydroxylapatite-Titanium and Hydroxylapatite- Titania Composites
Hydroxylapatite titanium biomaterials implants interface
2009/10/12
The aim of the current study is to investigate the reaction of hydroxylapatite with both metallic titanium and titanium oxide, and to examine the e ect of atmosphere on these reactions. For this purpo...
Comparison of Two Methods for the Determination of Stability Constants for Metal-NOM Interactions
Schubert’s method Stability constants Chemical model Complexation NOM
2009/10/10
The inherent polyfunctional and heterogeneous nature of natural organic matter (NOM) has made the modeling of metal complexation reactions difficult. Historically, a number of modeling approaches have...
Structural stability at elevated temperatures of the AlSi6Cu4 matrix composite with graphite particles
aluminium alloys pressure casting composites structure
2011/3/30
The results of investigation of structure stability of the AlSi6Cu4 matrix alloy and composites with graphite particles at elevated temperatures were presented. Composites and matrix alloy were prep...
Structural stability at elevated temperatures of the AlSi6Cu4 matrix composite with graphite particles
aluminium alloys pressure casting composites structure
2011/3/30
The results of investigation of structure stability of the AlSi6Cu4 matrix alloy and composites with graphite particles at elevated temperatures were presented. Composites and matrix alloy were prep...
Microstructure evolution and thermal stability ofnanocrystalline Cu-Nb alloys during heat treatment
Cu-Nb alloy mechanical alloying nanostructured material microstructure thermal stability
2010/3/17
The microstructure evolution and high thermal stability of the mechanically-alloyed supersaturated nanocrystalline Cu-10%Nb alloy during subsequent heat treatment were investigated by X-ray diffractom...
The stability of polysiloxanes incorporating nano-scale physical property modifiers
dimethylsiloxane POSS nanocomposite physical property modifiers
2010/10/12
Reported here is the synthesis and subsequent characterization of the physical and chemical
properties of novel polysiloxane elastomers modified with a series of polyhedraloligomericsilsequioxane (PO...
Thermal stability of properties in silver – rare earth metals alloys
Metallic alloys Functional materials Metallography
2010/2/4
Purpose: The objective of this work was to investigate the changes taking place in the structure and properties of Ag-La (0.5%) and Ag-mishmetal (1 and 4%) alloys caused by severe plastic deformation ...
Icosahedral clusters, icosaheral order and stability of quasicrystals—a view of metallurgy
stable quasicrystal isodahedral cluster valence concentration phason disorder；icosahedral order
2010/10/13
We review the stability of various icosahedral quasicrystals (iQc) from a metallurgical
viewpoint. The stability of stable iQcs is well interpreted in terms of Hume-Rothery rules,
i.e. atomic size f...
Stability of properties in silver–lanthanum alloy
Metallic alloys Functional materials Metallography
2010/2/9
Purpose: The objective of the work was to investigate changes in structure and properties of Ag+(0,5%wt)La alloy and its difference to the comparative Ag+(7,5%wt)Cu and pure Ag materials.
Design/meth...
Microstructure stability of the PtRh alloys used for catalytic ammonia oxidation
Metallic alloys Multifunctional materials Mechanical properties
2010/2/10
Purpose: The aim of this work was to investigate the possibility of increasing performance of the PtRh alloys used in industrial processes of catalytic ammonia oxidation.
Design/methodology/approach:...
Austenite stability in the high strength metastable stainless steels
Heat treatment Metastable austenite Martensitic stainless steels Cold working
2010/2/22
Purpose: The aim of the present paper was to study the peculiarities of the austenite to martensite phase transformation (A-M), which is an essential step in the production technology of the high stre...