Epitaxy layer design

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Revision as of 11:09, 16 December 2011 by 128.111.239.118 (Talk)

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Current EPI Structure

Suggestions for revisions

Electron blocking layer

Better electron confinement

Advantage

- Better high temperature performance
- Lower threshold
- Improved quantum efficiency

Disadvantage

- one more layer

Etch stop layer

Undercut layer to define current channel