The appearance of RF current oscillations in a dc-biased slab of n-type gallium arsenide in a 3.3 kV electric field ___

The appearance of RF current oscillations in a dc-biased slab of n-type gallium arsenide in a 3.3 kV electric field

A. Gunn effect
B. Hall effect
C. Zener effect
D. avalanche

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Answer: A

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