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An intrinsic germanium crystal has a hole density of 109 m-3 at room temperature. When doped with antimony, the hole density decreases to 1017

An intrinsic germanium crystal has a hole density of 109 m-3 at room temperature. When doped with antimony, the hole density decreases to 1017 m3 at the same temperature. Calculate the majority carrier density. (101 m-)

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