A legendary jewel of the Hapsburg dynasty — not seen since 1919 and thought lost, stolen or recut — has actually been safe in a Canadian bank for decades. The Florentine Diamond, here set atop a ...

Abstract: Sapphire is one of the most widely used electronic substrate materials in the industry. The manufacturing process of sapphire and such hard and brittle materials is extremely time and energy ...

This study investigates the rheological properties of shear-thickening polishing fluids with varying compositions using rheometric analysis. The results reveal a significant correlation between the ...

In this video, we explore the process of mixing diamond paste for stropping, polishing, and lapping. The base mix consists of a 1:1 ratio of vegetable glycerine to dipropylene glycol, combined with ...

Diamond prices worldwide continue to decline amid a global luxury market slowdown and competition from lab-grown alternatives. The Guardian, citing data from jewelry analytics firm Tenoris, reported ...

Combining quantum science with machine learning has led to a model that can accurately measure how surfaces feel to the touch. When you purchase through links on our site, we may earn an affiliate ...