why we use silicon chips in computers?
Before semi-conductors were used in computers, they had to use vacuum tubes which cost a lot, took up a lot of space, burned out quickly and so were unreliable, and used a lot of electricity. We could not have the modern computer without chips.
Silicon is the easiest elemental semiconductor currently usable to make ICs with. One of its most important properties is its oxide and nitride are insoluble solid insulators, this is not true for either germanium or carbon the other elemental semiconductors. Also silicon has a good operating temperature range (junction temperature up to 150C), germanium has much lower range and although carbon (as diamond) has much higher range (junction temperature up to 600C) it is too brittle for current process machines. All other semiconductors are alloys and are tricker and more expensive to process than elemental ones. Most important silicon is almost free, it can be extracted from any sand, the parent rock of sand, and of course sandstone which is made of sand.
some first generation computers used germanium point contact diodes in their logic gates to reduce their vacuum tube parts count.second generation computers used discrete germanium or silicon transistors.third generation and later computers use silicon integrated circuits.
Computer chips are made from silicon because it's a natural semiconductor and is the second most abundant element on Earth. To make the wafers, silicon is purified, melted and cooled to form an ingot, then it is sliced into discs.
they provide a void for gases in the metal to escape.
Silicon transistors are approaching the point where further miniaturization will no longer be possible. It is expected that once silicon transistors reach 16nm size, optical lithography will no longer be capable of making smaller images. Thus, unless all progress in transistor size is terminated and performance improvements are limited to processor architecture alone, it is very likely that chip manufacturers will move to graphene as a way to get smaller transistors. However, graphene has flaws. One example is that graphene transistors are very "leaky" compared to those made of silicon- that is, more charge can escape from them. This means that graphene chips are likely to run much hotter than silicon chips.
Silicon is a metalloid which mean that it contains some properties of metals and nonmetals. Silicon does not conduct heat very well (property of a nonmetal), it is solid at room temp (property of most metals), and has a high melting point so when computers and other electronics are being heavily used they stay together.
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Computer chips are found in computers: iPods, laptops, desktops, PDAs, etc, to help the computer run. Computer chips also are found in ALL computers: so molecular computers, silicon computers, etc.. Hope this helps!
Copper is used in computers for wiring and heat dissipation, but it is not the main metal. The main metals in computers are silicon, aluminum, and steel. Silicon is used in computer chips, aluminum in the casing, and steel for structural support.
Some parts are made of plastic, others metals silicon(for chips), copper(for wires).
Lots of things go into making of a computer. Silicon chips, LCD'S , Transistors, Wires, etc
Billions of microscopic transistors integrated onto individual chips of Silicon. And one computer may have a few hundred of these chips doing different things. Vacuum tube computers, even the largest, rarely had more than 10,000 tubes.
Not at all, except for the first few computers I used (which were built with discrete germanium transistors) every machine I used was built using silicon chips. If the first computer you used was in the 1980s or later, you probably never saw a machine that wasn't entirely silicon chips. Even the germanium transistor machines ran about the same as modern computers, except the I/O which was usually very mechanical.
Silicon is the non-metal used to make micro-chips for computers/electronics.
silicon and germanuim are the two metalloid elements that are used to make computer chips
Silicon is used in the manufacture of computer chips.
Silicon is the most commonly used element as a semiconductor in the making of microchips in computers. Silicon's unique properties make it an ideal material for constructing integrated circuits due to its ability to conduct electricity under certain conditions.
computer's chips and contact are made with silicon.