With this criterion, the easiness of glass crystallization in glass systems can be easily and accurately determined so as to find a stable glass composition.
用这一判据可以方便,准确地确定各玻璃系统中玻璃析晶的难易,寻求稳定的玻璃成份。
If no crystals form, scratch the sides of the flask with a glass rod in order to induce crystallization.
如果没有结晶形成,可以用玻璃棒刮一下烧瓶的瓶壁以诱导结晶形成。
On the other hand, both the glass temperature and cold crystallization peak temperature of PEEK increases and melting peak strength decreases while the melting time becomes longer.
熔融时间延长时,聚醚醚酮的玻璃化转变温度和冷结晶峰温度均提高,熔融峰强度减弱。
Patterned crystallization of amorphous silicon (a-Si) on substrates of glass is very important for the fabrication of thin film transistor used in active matrix liquid crystal displays.
以玻璃为基底的非晶硅图形式结晶,对于研制用于矩阵液晶显示的薄膜半导体具有重要意义。
Know well about the carpet shampoo, marble crystallization, glass cleaning, metal polishing and machine operation.
熟练掌握地毯清洗、大理石结晶、玻璃刮洗、金属抛光和机器操作。
The amorphous silicon nitride film between amorphous silicon film and glass substrate is found to have no any effects on the crystallization.
玻璃衬底与非晶硅膜之间的非晶氮化硅膜对非晶硅膜的晶化没有明显影响。
The characteristic temperatures are gradually tended to high temperature zones with DSC heating rate increase, where the dynamic effect of crystallization is much higher that of glass transition.
这些特征温度随dsc升温速率的增大,不断向高温区偏移,其中晶化行为的这种动力学效应比其玻璃转变的更为显著。
The thermal analysis was used to determine the crystallization temperature, the glass transformation temperature and low temperature relaxation temperature of the amorphous samples.
通过对非晶态样品的热分析,确定了它的晶化温度、玻璃转变温度和低温弛豫温度。
The DC auxiliary electric field, applied on the glass, which is in thermal treatment process, may stimulate or inhibit nucleation and crystallization of glass.
在玻璃材料热处理过程中施加辅助直流电场,会对玻璃的核化、晶化过程产生明显的促进或抑制作用。
Compositions, crystallization mechanisms and properties of the fluosilicate glass ceramics were investigated in this paper.
本文主要研究了氟硅酸盐微晶玻璃的组成、晶化机理和性能三个方面的内容。
It is observed by SEM that glass fiber has smooth surface, low crystallization, high density of fracture and shellfish veins of fracture obviously submits ditch form.
用SEM观察到玻璃纤维的表面光滑、低析晶、断口质密度高、断口贝纹呈明显沟状。
The Si—OH bond, impurity and phase interface are the important factors for the crystallization temperature of the quartz fiber to be lower than that of the quartz glass.
OH键、杂质以及界面等因素是石英纤维析晶温度低于石英玻璃的主要原因。
By studying the several important control indicators of glass powder, such as crystallization, glass temperature, the optimum proportion of glass powder is made certain.
通过研究玻璃粉的几个重要控制指标如析晶、玻璃化温度,确定了玻璃粉的最佳配比。
Such glass stones as residual quartz, zircon, and sulfate crystallization, etc. are known as batch stone ;
其中残余石英、锆石、硫酸盐结晶等玻璃结石为配合料结石;
The best peak firing temperature was existed, which was between the softening temperature and the peak crystallization temperature, and near the incipient crystallization temperature of the glass.
电阻浆料存在最佳峰值烧成温度。理论分析表明,最佳峰值烧成温度应在软化点与峰值析晶温度之间,靠近起始析晶温度。
The crystallized mechanism and crystallization phase identification were studied using DTA and XRD. The composition of the basic glass, selection of nucleating agent were discussed.
用DTA,XRD等方法研究了微晶玻璃的晶化制度、析出晶相,探讨了基础玻璃的组成、晶核剂的选择。
The diffusion, aggregation and crystallization characteristics of gold atoms deposited on molten glass surfaces are studied.
研究了沉积在熔融玻璃表面的金原子的扩散、凝聚以及结晶行为。
The crystallization and microstructure of the glass were investigated using scanning electron microscopy and X-ray diffraction technique.
用扫描电子显微镜和X射线衍射技术分析了微晶玻璃析晶和显微特征。
But compared to as-quenched samples, the glass transition temperature, crystallization temperature and crystallization peak temperature have same changes.
但与淬态试样相比,玻璃转变温度、晶化温度及晶化峰值温度存在一定的变化。
Glass-ceramics material which is composed of uniform distribution glass phase and minicrystal phase, can be prepared by the parent glass via controlling the behavior of crystallization.
微晶玻璃是由基础玻璃经控制晶化行为而制成的微晶体和玻璃相均匀分布的一种新型无机非金属材料。
The net stability and crystallization of the gel-glass was analyzed by energy of crystal lattice.
利用晶格能对凝胶玻璃的稳定性与析晶特性进行了定性分析。
It is shown that hydrogen increases the activation energy of the glass transition and crystallization, and retards the nucleation and crystal growth.
结果表明:氢提高玻璃转变和晶化激活能,延迟晶核的形成及长大。
The glass forming ability, the behavior of crystallization and mechanical properties of the Cu-Zr-based bulk metallic glasses have been investigated.
本论文以铜锆基大块非晶合金为研究对象,研究了其非晶形成能力、晶化行为和力学性能。
The reasons causing the different structure and properties of glass-ceramics were which was accomplished at the first, crystallization or densification.
详细说明了由于在微晶玻璃热处理过程中二者发生的先后顺序不同,而使微晶玻璃结构和性质不同。
Slag glass-ceramics were made via melting-casting-crystallization process using slag as the main raw material, supplemented by other industrial chemicals.
以成都亚鑫矿渣微粉公司提供的矿渣为主要原料,辅以其它化工原料,采用熔融-浇注- 微晶化工艺制备了矿渣微晶玻璃。
Compared with one-step crystallization heat treatment, the two-step crystallization heat treatment is helpful to improve the mechanical properties of glass-ceramics.
与一步法热处理相比,采用两步晶化热处理有利于提高微晶玻璃的力学性能。
The phosphate glass-ceramic of different components is prepared by the melting method and crystallization technique, TiO2 is nucleator.
本文采用熔融和晶化技术制备出不同组份的磷酸盐玻璃陶瓷,成核剂为TiO2。
The phosphate glass-ceramic of different components is prepared by the melting method and crystallization technique, TiO2 is nucleator.
本文采用熔融和晶化技术制备出不同组份的磷酸盐玻璃陶瓷,成核剂为TiO2。
应用推荐