Jacob

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3568 Articles

Active and passive instruments

Introduction We can divide instruments into active and passive according to the…

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Introduction to measurement

Measurement techniques have been of immense importance ever since the start of…

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Chemical mechanical planarization (CMP)

The production level CMP tool will be approximately 6 feet tall and …

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Dry etching

In dry etching, chemical reaction occurs between the material on the wafer…

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Wet Etching

We saw that during deposition, it is not possible to deposit a…

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Diffusion- production issues

Dopant redistribution:  The doped silicon is oxidized in some places, as part of…

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Limited source diffusion

A plot of the concentration profile (normalized with respect to Cs) ,…

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Physical vapor deposition and chemical deposition

Collimated and Ionized Metal Plasma (IMP): There are some more advanced techniques in…

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Deposition Techniques

In this chapter we will see various deposition techniques that are used…

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OXIDATION

In semiconductor manufacturing the term “oxidation” is used to refer the conversion…

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