As the foremost source of iron ores on the planet, hematite has shaped civilizations for thousands of years. The mineral was ...

seated porphyry copper intrusion (Plate 1). Both mantos-style copper-gold-sulfide and magnetite-specular hematite, and gold-copper sulfide veins were generated by the hydrothermal mineralizing system.

This is known as specular reflection. Because all the light reflects in a predictable way, images can be formed by specular reflections. Figure caption, Specular reflection from a mirror causes ...

A virtual image is an image from which rays of light appear to diverge, and do not actually pass through. The image appears to be behind the mirror. A virtual image cannot be formed on a screen ...

据ITBEAR了解，PBR技术在游戏行业的应用最初面临着不少挑战。其中，Specular贴图和metallic贴图的选择成为了一个关键的转折点。Specular贴图通过定义 ...