A study of the high-temperature characteristics of a lanthanum dicarbide-carbon composite for RAON

被引:1
|
作者
Joung, M. J. [1 ]
Jeong, J. W. [1 ]
Hwang, W. [1 ]
Hong, S. G. [1 ]
Kim, J. Y. [1 ]
Park, S. J. [1 ]
Woo, H. J. [1 ]
Kang, B. H. [1 ]
Na, S. H. [1 ]
机构
[1] Rare Isotope Sci Project, Inst Basic Sci, Jeonmin Dong 463-1, Daejeon, South Korea
关键词
LaC2; ISOL; High power target; High-temperature; RAON;
D O I
10.1016/j.nimb.2019.07.013
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The change in the physical and chemical properties of a LaC2-2C disk ((Phi: 50 mm, thickness: 1.3 mm), was investigated after a high temperature integrity tests (HTITs). The tests were conducted as precedent research to UCx, which is as an isotope separation on-line (ISOL) target material. The HTITs were performed under 10(-6) Torr at three different temperatures (1600 degrees C, 1800 degrees C and 2000 degrees C) and two exposure times (24 h and 48 h). The microstructure and composition of the disks were analyzed by scanning electron microscopy (SEM) and X-ray diffraction (XRD). The density of the disks were also measured to calculate the porosity. The test results indicate that the LaC2-2C target disk satisfies the requirements for use as an ISOL target.
引用
收藏
页码:97 / 102
页数:6
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