搜索结果: 1-15 共查到“材料科学基础学科 S-phase”相关记录28条 . 查询时间(0.045 秒)
Diffused phase transition of polycrystalline (Ba0.80Sr0.20)TiO3
Barium Strontium Titanate X-ray spectroscopy Electron microscopy
2010/1/11
The purpose of this work was to determinate the influence of the 20% Sr substitutions (in sublattice A) on changes of the character of phase transition (PT) in comparison with pure barium titanate BaT...
Characteristics of phase transitions in Ba0.995Na0.005Ti0.995Nb0.005O3 ceramic
Ceramics Phase transitions Ferroelectrics
2010/1/11
The purpose of this work was to prepare ceramic material BaTiO3 (BT) as well as solid solution of Ba1-xNaxTi1-xNbxO3 (for x = 0.005) (BNTN05) type and correlate their structural (polycrystalline) prop...
华南理工大学材料科学与工程导论课件Lecture-6 Materials strengthening by multiphase, Phase transformation & heat treatment
华南理工大学 材料科学与工程导论 课件 Lecture-6 Materials strengthening multiphase Phase transformation heat treatment
2009/12/7
华南理工大学材料科学与工程导论课件Lecture-6 Materials strengthening by multiphase, Phase transformation & heat treatment。
华南理工大学材料科学与工程导论课件Lecture-5 Solidification of materials & Phase equilibrium
华南理工大学 材料科学与工程导论 课件 Lecture-5 Solidification materials & Phase equilibrium
2009/12/7
华南理工大学材料科学与工程导论课件Lecture-5 Solidification of materials & Phase equilibrium。
Intermetallic phase particles in cast AlSi5Cu1Mg and AlCu4Ni2Mg2 aluminium alloys
Metallic alloys Microstructure Electron Microscopy
2009/12/3
Purpose: In the technical Al alloys even small quantity of impurities - Fe and Mn - causes the formation of new phase components. Intermetallic particles form either on solidification or whilst the al...
The influence of the martensite α’ phase occurring in the structure of cold rolled austenitic Cr-Ni steel on its mechanical properties
Metallic alloys Austenitic stainless steel Plastic deformation
2009/12/3
Purpose: In this paper the mechanical properties and structure of cold rolled austenitic stainless steel X5CrNi18-8
with a draft of 17%-78% were presented.
Design/methodology/approach: The main meth...
Evolution of electric polarization in paraelectric phase of BaTiO3
Ferroelectric Ceramics Electrical Properties
2009/12/2
Purpose: The aim of this work has been to study electric properties of polycrystalline BaTiO3 (BT) at paraelectric
phase. On the basis of the obtained results mechanism of dipolar polarization has be...
Structural and phase investigations of oxide coatings of TiO2 and Al2O3+13wt.%TiO2 after remelting
Welding Surface treatment
2009/12/2
Purpose: The purpose of this work was a microstructural and phase analysis of oxide layers remelted with TIG
welding machine and by means of modified TIG method.
Design/methodology/approach: The sco...
The structure of FeAl and Fe3Al-5%Cr intermetallic phase - based alloys after hot deformation processes
Metallic alloys Flow curve Substructure Recrystallization
2009/12/2
Purpose: The major problem restricting universal employment of intermetallic phase base alloy is their low
plasticity which leads to hampering their development as construction materials. The followi...
Hot rolling of intermetallics FeAl phase based alloys
Plastic forming Iron aluminides Hot rolling
2009/12/2
Purpose: The one of major problem restricting universal employment of intermetallic phase base alloy is
their low plasticity which leads to hampering their development as construction materials. The ...
Orientation relationship representation in two-phase material
Multi-phase materials Microtexture Orientation relationship
2009/12/2
Purpose: Orientation characteristics determination, especially orientation relationship, in two-phase materials
is important in predicting the material properties. The possible orientation relationsh...
Study of phase transition specific in polycrystalline Pb(Cd1/3Nb1/3)O3
Ceramics Electrical properties Phase transition
2009/12/2
Purpose: of this paper was to isolate and attempt to identify experimentally specific features of paraelectric
diffused phase of Pb(Cd1/3Nb2/3)O3 (PCN) not reported yet in the literature.
Design/...
Calculation of phase equilibrium in Fe-B-C-O system
Calculation Phase equilibrium Fe-B-C-O system
2009/12/1
Purpose: This paper presents calculation of phase equilibrium in Fe-B-C-O system.
Design/methodology/approach: The typical phase equilibrium diagrams do not always provide useful
information on this...
The kinetics of phase transformations during tempering of low alloy medium carbon steel
Tool materials Tempering CHT - diagram Retained austenite
2009/12/1
Design/methodology/approach: CHT diagram, illustrating the kinetics of phase transformations during
continuous heating (tempering) from as-quenched state of investigated steel, was elaborated using a...
Phase transformations in low-carbon manganese steel 6Mn16
low-carbon manganese steel phase transformation CCT diagram
2009/10/23
The kinetics of phase transformations of the austenite of 6Mn16 steel during continuous cooling are presented in a CCT diagram. Manganese partitioning between ferrite and austenite during intercritica...