温度对金刚石表面变形的影响

1.燕山大学材料工程学院,秦皇岛,066004

2.Department of Engineering Design and Manufacture,University of Hull,Hull HU6 7RX,UK

3.Department of Engineering Design and Manufacture,University of Hull,Hull HU6 7RX,UK

Effect of Temperature on the Deformation of Diamond Surface

利用软压头技术,研究了摩擦条件下温度对Ⅰb型人造金刚石、Ⅰa型和Ⅱa型天然金刚石表面变形的影响.结果表明,这三种金刚石的脆-塑性转变温度的顺序为:Ⅰb＜Ⅰa＜Ⅱa.金刚石的塑性变形抗力随温度升高急剧下降.在1400℃时,三种金刚石的塑性变形抗力趋于一致.

[1]	Field J E;ed Field J E.The Properties of Synthetic and Natural Diamond[M].London:Academic Press,1992
[2]	Evans T;Wild R K .[J].Philosophical Magazine,1996,13:209-210.
[3]	Brookes E J .[D].University of Hull,Hull,UK,1992.
[4]	邢广忠 .[D].University of Hull,Hull,UK,1995.
[5]	Brookes C A;Shaw M P;Tanner P E .[J].Proceedings of the Royal Society,1987,409:141-159.
[6]	Brookes C A;ed Field J E.The properties of Synthetic and natural diamond[M].London:Academic Press,1992
[7]	Roberts S G .[J].Philosophical Magazine,1988,58(02):347-364.

上一张下一张

计量

作者相关

文章评分