Plasma spraying is a physical vapor deposition method, other pvd methods includes magnetron sputtering and vacuum evaporation. The plasma spray equipment power supply uses three opposite star thyristor (SCR) rectifier power supplies. The power supply...
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Definition Sputtering is a kind of preparation technology of PVD (physical vapor deposition) thin film. Sputtering can be mainly divided into four categories: DC sputtering, AC sputtering, reactive sputtering and magnetron sputtering. Principle Sputtering...
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Target bonding is a very important step in sputter coating, which extends the life of the target and improves the performance of the target. Target bonding, as its name suggests, is the welding of the sputtering target to the back target. Generally speaking,...
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Molecular beam epitaxy is a new crystal growth technique, abbreviated as MBE. In an ultra-high vacuum chamber, the source material is subjected to high-temperature evaporation , glow discharge ionization, gas cracking and electron beam heating evaporation...
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The basic manufacturing Process of LED Chip is shown below. Epitaxial wafer → cleaning → plating transparent electrode layer → transparent electrode pattern lithography → corrosion → debonding → platform pattern lithography → dry etching → degraction...
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