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高温高压下温度梯度法合成宝石级金刚石时,合成周期较长.单晶种合成效率低下,通过多晶种法可以直接有效地提高合成效率,因此文章对多晶种生长宝石级金刚石进行了研究,在高温高压条件下成功实现了多颗粒2～3mm级金刚石单晶的合成,优质单晶的平均增重速度最快可达1.88mg/h.
Ⅰb型宝石级金刚石单晶的多晶种合成
【摘 要】
：
高温高压下温度梯度法合成宝石级金刚石时,合成周期较长.单晶种合成效率低下,通过多晶种法可以直接有效地提高合成效率,因此文章对多晶种生长宝石级金刚石进行了研究,在高温
【机 构】
：
吉林大学超硬材料国家重点实验室,河南理工大学材料科学与工程学院
【出 处】
：
超硬材料工程
【发表日期】
：
2004年期
【基金项目】
：
国家自然科学基金;
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