Tuesday, January 28, 2014

Silicon Wafer Fabrication - Some Services You Can Avail

By Roy van Rivero


A thin film company usually offers a one-stop-shop for those businesses that need wafer production service. This usually includes an array of services. Since these services come in package, getting these services provides an advantage to many companies that use wafer for their manufacturing process particularly in the issue of costs. But what are these services? (You might ask) I have listed below some specific services you can get from a wafer fabrication service provider:

Lithography - also known as photolithography, this process is used to put patterns on the face of the substrate, which is done through the use of a light sensitive polymer called photoresist. Today, lithography services usually include both engineering support for mask layout and the process development.

Wet etching - this process is employed to chemically remove layers from the surface of a substrate; many consider it as one of the most important parts of the whole process because substrates have to undergo an number of etching before finally completing the entire procedure.

Kiss polishing - this is to process well-used wafers so that they appear like brand new ones again (and of course can be used like a brand new one again). This process involves a number of steps including visual inspection to check and separate the ones with chips and cracks; the wafers with defects are returned unprocessed. Kiss polishing helps extend the life of the wafers (along with other wafer reclaim and recovery processes) and thus it provides an advantage to businesses most especially when it comes to costs.

The continuous development of the wafer fabrication business as well as foundry service providers and the semiconductor industry as a whole contributes to achieving even brighter future for many industries particularly those businesses that are in the electronic sectors. Better quality substrates used in various electronic device productions are a key component in manufacturing better products, which will certainly fuel industry growth.




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