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যে পদার্থের পরিবাহিতা অপেক্ষাকৃত কম (সুপরিবাহী অপেক্ষা) কিন্তু অন্তরক অপেক্ষা বেশি, তাকে অর্ধপরিবাহী বলে। উদাহরণ – জার্মেনিয়াম (Ge), সিলিকন (Si)।
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যে পদার্থের পরিবাহিতা অপেক্ষাকৃত কম (সুপরিবাহী অপেক্ষা) কিন্তু অন্তরক অপেক্ষা বেশি, তাকে অর্ধপরিবাহী বলে। উদাহরণ – জার্মেনিয়াম (Ge), সিলিকন (Si)।