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Film details
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Featuring
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Country
United Kingdom
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Year
1968
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Type
Film
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Category
Non Fiction
Synopsis
Insulators, conductors and semi-conductors are compared and the structure of pure germanium examined. The concept of electrons and holes and the effects of temperature and electric fields on their movements are explained. Intended for technical colleges and universities.
Cast & Credits
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Cast
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commentator
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Credits
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Unknown:
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Director
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Production Company
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Sponsor
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Producer
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Editor
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Sight & Sound magazine
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Reviews, interviews and features from the international film magazine.
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