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Surface roughness in Sigrity tool

SimTech

There are three kinds of surface roughness models available in the Sigrity tool:

1. Modified Hammerstad Model

Cadence offers two parameters to edit for the Modified Hammerstad model:

  • Roughness Factor
  • RMS Value

2. Modified Groisse Model

Cadence offers two parameters to edit for the Modified Groisse model:

  • Roughness Factor
  • RMS Value 

3. Huray Model

Cadence offers two parameters to edit for the Huray model:

  • Surface Ratio
  • Snowball Radius

You will find more information in the following link:

https://support.cadence.com/apex/ArticleAttachmentPortal?id=a1O3w000009FLc6EAG&utm_source=sigrity+_24022023&utm_medium=Internal&utm_campaign=Sigrity

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