Inside Every Modern Computer O

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First the silicon base is coated with a layer of insulating silicon dioxide and photoresist, a light-sensitive material. This hardens only where ultraviolet light, projected through a mask, strikes it. The chip is immersed in solvent to wash away the soft resist shielded by the mask...
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The chip is immersed in solvent to wash away the soft resist shielded by the mask. Hot gases than etch away most of the dioxide, leaving a thin layer for insulation, and the rest of the resist is removed. A layer of conducting polysilicon is now deposited, as well as a new layer of resist...
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Silicon Silicon is the raw material most often used in integrated circuit (IC) fabrication. It is the second most abundant substance on the earth. It is extracted from rocks and common beach sand and put through an exhaustive purification process...	6 / 1459
Semiconductors integrated circuit (IC) fabrication. It is the second most abundant substance on the earth. It is extracted from rocks and common beach sand and put through an exhaustive purification process...	6 / 1449
Semiconductors integrated circuit (IC) fabrication. It is the second most abundant substance on the earth. It is extracted from rocks and common beach sand and put through an exhaustive purification process...	6 / 1449
semiconductors Silicon is the raw material most often used in integrated circuit (IC) fabrication. It is the second most abundant substance on the earth. It is extracted from rocks and common beach sand and put through an exhaustive purification process...	6 / 1652
The History of the Integrated Circuit In today's world integrated circuits are everywhere we turn. Many of them you will find in computers. For example the microprocessor is an integrated circuit that processes all information in the computer...	2 / 353
Inside Every Modern Computer O chemicals and light. Silicon, the second most abundant element on Earth, is used extensively in transistors, integrated circuits, photoelectric devices, and other electronic devices...	3 / 617
Silicon Silicon's atomic number is 14, and it's average atomic mass is 28.0855 amu. It is a metalloid, and has a melting point of 1410°C and a boiling point of 2355°C...	2 / 319