The film explores the composition and characteristics of rocks and minerals, focusing on granite and its constituent minerals such as feldspar, quartz, and mica. It discusses various methods for ...

In 1912, scientists invented X-ray crystallography and revealed a crystal’s atomic structure for the first time Tess Joosse Humans have marveled at crystals for millennia. Viridescent emerald, rich ...

Electron diffraction is a powerful analytical technique used to study the atomic structure of materials. It involves the interaction of a beam of electrons with a crystalline sample, resulting in a ...

IN a letter in Nature, 142, 833 (1938), I described a new method of measuring the velocity of light in which Fizeau's toothed wheel was replaced by a piezo-quartz crystal. When placed in an ...