evolved gas analysis

The results show that different mineral matters have a different effect on the evolution of sulfur compound in AP-TPR.

结果表明:由于煤中矿物质种类的不同,在AP-TPR条件下对不同含硫气体的逸出有不同的影响。

To determine the evolution of PH 3 gas from the rare earth(RE) silicide alloy, the qualitative and quantitative analyses of PH 3 were done by water reaction experiment.

通过水化实验 ,对稀土硅化物合金中逸出的PH3 气体进行了定性与定量分析。

TG/MS study on evolution characteristics of hydrogen from pyrolysis of three high rank coals;

三种高变质程度煤热解过程中H_2的逸出特征研究

This paper summarizes the results about emission mechanisms of CNTs during the past 10 years, including issues of field emission energy distribution (FEED), work function, emission models and emission stability.

较全面地介绍了碳纳米管场发射研究10年来在发射机理方面的研究结果,包括场发射能量分布、逸出功、发射模型以及发射稳定性和失效等问题,并介绍了相关方面的研究结果。

52A/cm~2 at 1773K and work function of about 2.

研究表明:纳米W La2O3发射材料的有效逸出功为2。

After heat treatment at 1000℃, the SWCNT's exhibits the lowest work function and their electron field emission pattern also shows a fine structure.

利用场发射显微镜在小于 4 0× 10 - 7Pa压强条件下研究了单壁碳纳米管微束在不同温度加热除气后的场发射变化 ,得出随着除气温度的升高 ,碳纳米管逸出功经历了从大到小再变大的变化过程 。