快速热处理温度、时间、降温速度、退火气氛、掺杂原子等都对硅片中点缺陷的形成及分布产生影响,进而影响氧沉淀的形成。
The RTP temperature, the RTP time, the cooling rate, the ambient and the dopant atoms influenced the density and distribution of point defects in wafers, and then affected oxygen precipitates.
本文用超高压透射电子显微镜研究退火的高氧含量无位错直拉硅单晶中氧沉淀和诱生缺陷。
In this paper, oxygen precipitates and induced defects in annealed dislocation-free CZ-Si with high oxygen content have been investigated by HVEM.
并采用模拟退火的适应度拉伸方法,探讨了有效地提高航空钛板拉延模试冲时的缺陷诊断准确率的优化方法。
By using the sufficiency drawing method for annealing simulation, the optimization method for improving the defect diagnosis accuracy of aeronautical ti sheet drawing die is discussed.
其中会讨论在退火、旋节点分解、成核、成长以及粒子粗粒化等结构转变之过程中,所涉及的点、线和面的缺陷。
It considers point, line and interfacial defects in the context of structural transformations including annealing, spinodal decomposition, nucleation, growth, and particle coarsening.
延长退火时间,缺陷密度增加。
With increasing annealing time, the density of defects increases.
而高住量辐照样品中观察到比双空位更复杂的缺陷形式,其完全被退火的温度比低剂量辐照的高250k。
Thecomplete annealing temperature of the defects for low fluence irradiated GaP was250K lower than that for high fluence irradiated GaP.
整个退火过程中,晶体缺陷的变化对铝阳极活性改变影响最大。
For the whole process of annealing, the leading factor for the change of activity of the al alloy anode was the change of crystal defects.
低温退火可以避免在顶部硅层中氧沉淀及延伸位错等缺陷的形成。
The formation of oxygen precipitates and threading dislocations in top Si layer could be avoided by low temperature annealing.
整个退火过程中,晶体缺陷的变化对铝合金阳极活性改变影响最大。
For the whole process of homogenizing annealing, the leading factor for the change of Al-alloy-anode's activation properties is the change of crystal defects.
块状组织在高于共析温度退火时,组织形态变化较大,组织变得细密均匀,且缺陷已趋于消失。
The massive microstructure after annealing above the eutectoid temperature changed greatly. The microstructure became more uniform and more fine and the defects within it nearly disappeared.
从各能级的退火特性,分析其退火动力学,推断其所属的退火机制,并对各能级所代表的缺陷形态作出合理的辨认。
From the annealing characteristics of the different levels, we analyze their annealing kinetics, deduce their annealing mechanism, and make a reasonable identification of the nature of these defects.
皱褶是铝及铝合金带材生产中常见的缺陷,介绍了我公司带材退火过程中产生的皱褶,该缺陷形成的原因及其预防措施。
Rumple is the familiar defect during the producing of aluminium & aluminium alloy strip. This article introduces a sort of rumple producing during anneal, discusses causes and preventive measures.
重掺砷硅单晶在中高温退火时形成密度较高的氧沉淀及诱生缺陷。
The experimental results showed that high density of oxygen precipitation and induced-defects were formed after annealing of wafers at moderate and high temperatures.
提出了模拟退火的交替迭代算法的神经网络方法,克服了经典BP网络存在的一些缺陷。
Simulated Annealing alternation and iterative algorithm applied in Neural Network is proposed forward in this paper, which overcomes some limitation of the traditional BP Neural Network.
未经扩氢退火的电渣钢大锻件经超声波检验,未发现白点缺陷。
Ultrasonic testing shows on flake defects in theheavy forgings of ESR steel without any diffusion annealing.
冷轧退火后的带钢在平整过程中产生横折印缺陷,严重影响平整后带钢的表面质量及其力学性能。
Cross breaks are formed on the surface of cold rolled and tempered strip during temper rolling, which influence the surface quality and mechanical characteristics of the temper rolled strip.
而退火对降低薄膜的微缺陷密度和吸收较有效。
Annealing is effective on decreasing the microdefect density and the absorption of the films.
对带钢在立式连续退火炉加热时出现的热瓢曲现象进行了分析,找出了产生热瓢曲的原因,采取相应措施,减少和抑制了该缺陷的产生。
A phenomenon of strip steel buckled while heating in vertical continuous annealing furnace is analyzed and the reasons are found. Corresponding measures are adopted to prohibit and reduce this defect.
实验结果表明,棒状缺陷和点状缺陷的数量比随低温成核退火时间的增加而减小;对于相同的成核时间,棒状缺陷和点状缺陷的比随成核温度增加开始上升,后来下降。
The experimental results show that the ratio of the bar-like defects to the point-like ones decreases with increase in time of nucleation annealing at a low temperature.
为此必须研制某种检测方法在浮法玻璃带退火窑出口处至浮法线切割之间区域进行质量检测,对不符合质量标准的玻璃缺陷在线切割。
So we must find a kind of detect method to detect the quality of this glass between the exit of furnace and linear cut location then cut the glass which is short of the standard at the product line.
为此必须研制某种检测方法在浮法玻璃带退火窑出口处至浮法线切割之间区域进行质量检测,对不符合质量标准的玻璃缺陷在线切割。
So we must find a kind of detect method to detect the quality of this glass between the exit of furnace and linear cut location then cut the glass which is short of the standard at the product line.
应用推荐