Numerical simulation of heat transfer in diamond under electron beam irradiation;
电子束辐照钻石热传导过程的数值模拟
A new diamond imitation-synthetic moissanite and distinction;
新型仿钻石材料——合成碳硅石及其鉴别
Diamond laser marking is the mainstream diamond marking technology.
钻石激光刻字技术是钻石标记的主流技术。
The objects of the treatment method include mainly the natural diamonds,HTHP synthetic diamonds and chemical vapor deposition(CVD) synthetic diamonds.
该处理方法的对象主要有天然钻石、高温高压合成钻石以及化学气相沉淀法合成钻石。
The objects of the treatment method include mainly the natural diamonds,HTHP synthetic diamonds and chemical vapor deposition(CVD) synthetic diamonds.
该处理方法的对象主要有天然钻石、高温高压合成钻石以及化学气相沉淀法合成钻石。
Automatic diamond cut measuring system is an accurate and rapid measuring system combined with the digital image processing.
全自动钻石切工分析系统是一种精度高、速度快的分析系统。
The tentative experiments of brown diamond samples under HTHP treatment are developed by using the synthetic equipment.
以Nova钻石、GE POL钻石和灰色钻石为例,从钻石晶格缺陷的角度讨论高温高压(HTHP)处理钻石的改色机理;在高温高压处理褐色钻石的研究基础上,利用静压触媒法合成设备,对褐色钻石样品进行高温高压处理的实验探索,并对实验前、后的样品进行红外光谱、激光拉曼光谱特征分析,初步探讨其颜色改变的原因,为今后的实验提供一定的参考。
