Elemental silicon produced by reducing sand with carbon in an electric furnace. Silicon is a chemical element with symbol Si and atomic number 14. It is an excellent semiconductor in opposite to metals. Japanese scientifics discovered that the terahertz frequency is between infrared and micro-waves frequency in the range of 0,1 to 30 THz.
Weight: 6,35 kg
Size: 23 cm x 21 cm x 18 cm
Origin: Sachsen, Germany
