Search results for keyword: semiconductors
Intrinsic semiconductor
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In the early 1950s, scientists began exploring the concept of a semiconductor as a potential replacement for metallic materials in electrical devices. The key idea was that a semiconductor could offer improved electrical properties compared to its metal counterparts. But no one could predict how......
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Sophia
Molybdenum powder
Molybdenum is a metal element with an atomic number of 42 and an atomic weight of 95.95. It is a refractory metal, meaning it doesnt rust or corrode easily, and is known for its high melting point and extreme toughness. Molybdenum has a number of unique properties that make it useful for a variety......
ribbon crystal growth
Growth of Ribbon-Shaped Crystals
Ribbon-shaped crystals, also known as plate, platelets and sheet-type crystals, are usually composed of three or four crystal faces which differ from their length and width. Generally, they can easily be grown in two directions which lie in the two distinct planes......
Semiconductor material
Semiconductor Materials
Semiconductor materials are an important component of our world today, providing the foundation for many aspects of communication and computing. Without these materials, modern technology would not be possible. In this article we will explore various types of semiconductor......
Hydroxonite
Silicon carbide (SiC), also known as carborundum, is a compound of silicon and carbon with a chemical formula of SiC. It occurs in nature as the extremely rare mineral moissanite.
Silicon carbide has been synthesised and studied for over a hundred years and its properties have been used in a numb......
Germanium mineral
Gallium is a chemical element with the symbol Ga and atomic number 31. It is in group 13 of the periodic table, and thus has similarities to the other metals of the group, aluminium, indium, and thallium. Gallium does not occur as a free element in nature, but as gallium(III) compounds in trace am......
Lanthanum oxide
Introduction
Lanthanum oxide (La2O3), also known as oxyortholanadate, is an oxide of a rare-earth element that is most commonly found in the form of crystalline powders and is used in many industries and applications. As a white powder, lanthanum oxide exhibits excellent physical, chemical, and e......
mixed rare earth chloride
Yttrium-Mixed Rare Earth Chlorides
As the major constituent of rare earth metals, yttrium is used as a raw material in many industries, such as electronics and ceramics. In order to improve the properties of these materials and eliminate their hygroscopic, corrosive and toxic characteristics, yt......
gallium mineral
Gallium
Gallium is a metallic chemical element with the symbol Ga and atomic number 31. It is a soft, silvery blue metal that melts at a temperature of 30.2 °C (86.4 °F). Gallium is part of a group of elements referred to as the post-transition metals. It is found in nature as a trace element i......
Reduced germanium ingot
As a rare and special jewel, the Germanium ingot has a very long and elegant history. Origins can be traced back about a thousand years, and it was first used for medicinal purposes. During the Ming Dynasty, it was known as an antidote for some illnesses. In the 1700s, Germanium was a popular medi......
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