| Ti-Hf合金的结构和吸氘热力学性质 |
| |
| 引用本文： | 邴文增,龙兴贵,朱祖良,郝万立,罗顺忠,彭述明.Ti-Hf合金的结构和吸氘热力学性质[J].无机化学学报,2010,26(6):1008-1012. |
| |
| 作者姓名： | 邴文增 龙兴贵 朱祖良 郝万立 罗顺忠 彭述明 |
| |
| 作者单位： | 中国工程物理研究院核物理与化学研究所,绵阳,621900 |
| |
| 摘 要： | 采用磁悬浮法制备了4种TiHfx,(x=0.13,0.26,0.52,1.03)二元合金。利用X射线衍射技术对纯钛、纯铪和4种成分Ti-Hf二元合金吸氘前后的物相结构、晶胞参数和吸氘特性进行了研究。Ti-Hf合金吸氘前均为六方密堆结构,饱和吸氘后形成较单一的面心四方ε相氘化物。随Hf含量增加,Ti-Hf合金及其ε相氘化物的晶胞参数均呈增大趋势。压强-组成等温线显示,Hf含量增加将导致氘化物室温平衡压升高,Ti-Hf合金热力学性质趋近于H-Hf体系,Hf对Ti-Hf合金氘化物热力学性质起主导作用。Hf掺杂显著降低了Ti吸氘的体膨胀,从而有望缓解由于体胀导致的氢脆现象。
|
| 关 键 词： | Ti-Hf合金 氘化物 晶胞参数 热力学性质 晶格膨胀 |
Structure and Thermodynamic Aspect of Ti-Hf Alloys and Their Deuterides |
| |
| BING Wen-Zeng,LONG Xing-Gui,ZHU Zu-Liang,HAO Wan-Li,LUO Shun-Zhong and PENG Shu-Ming.Structure and Thermodynamic Aspect of Ti-Hf Alloys and Their Deuterides[J].Chinese Journal of Inorganic Chemistry,2010,26(6):1008-1012. |
| |
| Authors: | BING Wen-Zeng LONG Xing-Gui ZHU Zu-Liang HAO Wan-Li LUO Shun-Zhong and PENG Shu-Ming |
| |
| Institution: | Institute of Nuclear Physics and Chemistry, Chinese Academy of Engineering Physics, Mianyang, Sichuan 621900,Institute of Nuclear Physics and Chemistry, Chinese Academy of Engineering Physics, Mianyang, Sichuan 621900,Institute of Nuclear Physics and Chemistry, Chinese Academy of Engineering Physics, Mianyang, Sichuan 621900,Institute of Nuclear Physics and Chemistry, Chinese Academy of Engineering Physics, Mianyang, Sichuan 621900,Institute of Nuclear Physics and Chemistry, Chinese Academy of Engineering Physics, Mianyang, Sichuan 621900 and Institute of Nuclear Physics and Chemistry, Chinese Academy of Engineering Physics, Mianyang, Sichuan 621900 |
| |
| Abstract: | |
| |
| Keywords: | Ti-Hf alloys deuteride lattice constant thermodynamic property lattice expansion |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
| 点击此处可从《无机化学学报》浏览原始摘要信息 |
| 点击此处可从《无机化学学报》下载免费的PDF全文 |
|
