nitrogen atmosphere

The test results show that nitrogen atmosphere is favorable for the ball-milling synthesis of lithium metal nitrides.

研究发现氮气气氛有利于高能球磨法制备锂金属氮化物材料。

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The calculation formula for determination of nitrogen in CZ Si grown under nitrogen atmosphere by infrared absorption lines related to nitrogen at 963, 996, 1 018 and 1 027 cm-1 was given and the samples were measured with RSD 5%~ 20%.

提出了利用直拉硅中与氮有关的特征红外吸收峰963、996、1081－1及1027cm－1确定直拉硅中氮含量的计算公式，并进行了多种样品实测。

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Element Ti powders was milled in nitrogen atmosphere using Spex high energetic ball miller and examined by means of X-ray analysis and SEM observation.

采用Spex型振动式高能球磨机在氮气中球磨Ti粉，采用X射线衍射和扫描电镜分析产物的相结构和形貌。

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In this paper the process of the thermal stabilization of polyacrylonitrile ( PAN) fibres pretreated with cuprous Chloride ( CuCl) have been studied in air and nitrogen atmosphere by in-situ infrared spectroscopic method.

本文用原位红外光谱法考察了用氯化亚铜（GuCl）预处理过的和未处理的聚丙烯睛（PAN）试样在空气和氮气条件下热稳定化过程。

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Surface nitridation of titanium was induced by pulsed laser irradiation in nitrogen atmosphere.

介绍了在氮气气氛下，用脉冲激光照射钛表面实现钛的诱导氮化的实验结果。

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DZ formed in the sample that annealed in nitrogen atmosphere.

经历氮气氛预处理的辐照样品中有一定宽度的清洁区形成。

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The graft copolymerization of acrylamide onto xanthan gum initiated by ammonium persulfate in aqueous medium was studied under a nitrogen atmosphere.

以过硫酸铵为引发剂，在氮气保护下，研究了黄原胶与丙烯酰胺的接枝共聚反应。

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The thermal decomposition of MF foam has only a large peak in nitrogen atmosphere and in air atmosphere. The peak temperature of weight loss increases with the increase of heating rate.

MF泡沫具有良好的热稳定性。MF泡沫在氮气气氛下和空气气氛下只有一个大的分解峰，失重峰温随着升温速率的提高而提高。

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AlN crystals were grown by modified sandwich sublimation method in nitrogen atmosphere.

采用改进的升华法在氮气环境下制备氮化铝单晶体.

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Furnace Brazing Technique of Aluminium-alloy Case for Airborne Electronics in Nitrogen Atmosphere

机载电子设备铝合金箱体氮气保护钎焊工艺

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The stabilized polyacrylonitrile fiber was prepared by the method of liquid-phase stabilization carbonized in nitrogen atmosphere.

通过液相稳定化法制备了聚丙烯腈稳定化纤维.

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