Dislocation Density
- 位错密度;差排密度
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Determination of the kinetics for dynamic recrystallization based on dislocation density variation
基于位错密度变化的动态再结晶动力学确定方法
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The experimental results showed that the dislocation density increased with the cumulative reduction increased .
结果表明:随着轧制过程的进行,累积变形量的增加,位错密度逐渐提高。
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Dislocation Density in Top Silicon Layer of Low Dose SIMOX Wafer
低剂量SIMOX圆片表层硅缺陷密度
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Determination of dislocation density and its influential factors in bainite ductile iron
贝氏体球铁中位错密度的测定及其影响因素
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The dislocation density is affected by the size and distribution of precipitates .
位错密度的变化受析出相粒子的大小和分布制约。
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Analysis of Dislocation Density on the Cell Walls of Deformed Copper Polycrystal
形变铜多晶体的胞壁位错分析
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The deformation dislocation density and martensite microstructure were also analysed by TEM .
采用TEM对形变位错密度以及马氏体组织进行了分析。
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The singularity behavior of the dislocation density functions and stress components are analyzed in detail .
分析了位错密度函数以及沿裂纹面应力场的奇异性。
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Creep rate will decrease as the dislocation density increases in the condition of larger deformation .
而在相同应力作用下,随着钢丝变形量的增加,位错密度提高,蠕变速率趋于减缓。
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Estimation of dislocation density and vacancy concentration in deformed high purity iron using PAT
应用正电子湮没技术定量估算高纯铁形变的位错密度和空位浓度
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The dislocation density is so high that the phenomenon of pile-up occurs .
位错密度较高并有塞积现象,位错腐蚀坑中有微裂纹产生;
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Dislocation density function is introduced and the residue theorem is used to calculate the complex integrals .
引入位错密度函数并应用留数定理计算复杂积分,推导出任一点位移与应力的解析表达式。
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While the refined grains and low dislocation density contribute to the improvement of elongation .
同时由于晶粒的细化和位错密度的降低,往复挤压提高了纯铝的延伸率。
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The threading dislocation density is reduced to almost zero in the area on mask .
在SiO2掩膜区生长的GaN,其腐蚀坑密度(相当于穿透位错密度)减少到几乎为零。
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Strain capacity , strain rate and dislocation density were raised rapidly under the special welding heat and stress condition .
在振动焊接所特有的热、力条件下,应变量和应变速率迅速提高,位错密度相应急剧增加。
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Dislocation density of gap ∶ n LPE wafer and its influence on brightness
GaP:NLPE片的位错对发光亮度的影响
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These results show that reducing the threading dislocation density extends the lifetime of LD .
这些结果表明,螺旋位错密度的降低延长了激光二极管的寿命。
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With the depth increasing , domain size increased and microstrain / dislocation density decreased , respectively .
随层深的增加,晶块尺寸逐渐增大,显微畸变和位错密度逐渐降低。
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The Estimation of Vacancy Concentration and Dislocation Density in Metallic Materials by Positron Annihilation
用正电子湮没谱学估测金属材料中的空位浓度和位错密度
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The dislocation density decreases with the increase of deformation temperature , while it increases with the increase of strain rate .
位错密度随着变形温度的升高而减少,随着应变速率的升高而增大。
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The other advantages include the drastically reduced threading dislocation density , thermal conductivity and improved device performance .
低剂量SIMOX还能够大幅度降低线位错密度、热导率,提高器件性能。
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Effect of dislocation density on ductile-brittle transition temperature in bulk fe-3 % si single crystals
位错密度对大块Fe-3%Si单晶延-脆转变温度的影响
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The TEM analysis showed that there are low dislocation density and some low angle boundaries in ultrafine ferrite .
TEM分析发现,超细晶铁素体内位错密度较低并有少量小角度晶界存在。
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The increase in work hardening at 300 ℃ ~ 500 ℃ may be relate to high dislocation density in composite .
300℃~500℃下加工硬化明显增加,可能与复合体中位错密度增加有关。
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The microstrain and dislocation density of copper were relatively less than that of nickel .
比较而言,铜粉的微观应变、位错密度均小于镍粉。
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Dislocation density increases along with the increase in equivalent strain intensity and phase angle and very unevenly distributed .
位错密度随等效应变强度、相位角的增加而增加,且分布极不均匀;
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The experimental results show that there is a corresponding relationship between distribution of C impurity and dislocation density in wafer .
其结果表明:碳的微区分布与晶片中位错密度及分布存在对应关系。
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The results showed that working hardening resulted from the increase in dislocation density responsible for dislocation tangle .
结果表明,由于位错密度增加,位错缠结导致了加工硬化;
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III-Nitride featuring high dislocation density is the leading material for HB LED chips .
III价氮化物是功率型LED芯片制做的主要材料,其位错密度较大。
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A Method for Inspecting the Dislocation Density and Preparing the Reference Faces in LEC-GaAs Crystal
一种LEC-GaAs单晶位锗密度检测和参考面制定的方法