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Why GaAs has low thermal conductivity as oppose to SiGe?

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bouchy

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Hi All,

Can someone explain for me
1 - why GaAs has low thermal conductivity as oppose to GaAs?

2- what is the advantage or disadvantage of die thickness? for example SiGe die=8mil and GaAs die=4mil? in other word what is the effect of the die substrate?

Thanks,

Bouchy
 

GaAs vs SiGe

could you redefine ur question....
Can someone explain for me
1 - why GaAs has low thermal conductivity as oppose to GaAs?
 

Re: GaAs vs SiGe

Sorry for the confusion

Can someone explain for me
1 - why GaAs has low thermal conductivity as oppose to SiGe?

Thanks
 

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