Material · Lithography & Materials
Diamond substrate
Synthetic single-crystal or polycrystalline diamond used as a heat spreader or growth substrate for high power density RF and power devices, exploiting thermal conductivity several times that of copper.
- Also known as
- CVD diamond, GaN-on-diamond
- Type
- Material
- Domain
- Lithography & Materials, Compound and advanced substrates
Notes
Still niche and expensive, mostly in defence radar and specialised RF amplifier programmes.
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