автор: K. A. Gesheva

At present, CVD plays vital role in microelectronics, wear and radiation resistant coatings, fiber optics, and the purification and fabrication of exotic materials, from ultra-low expansion glasses …

Saponins are a diverse group of glycosidic compounds widely distributed in the plant kingdom, which are characterized by structures containing triterpene or steroidal aglycones and one or more sugar …