semiconductors – Oracle Tutoring, Campbell River, BC

Electronics: negative temperature coefficient

By Jack Posted on August 18, 2025 Posted in electronics Tagged with semiconductors

Self-tutoring about electronics: the tutor looks at the resistance of semiconductors relative to change in temperature. Generally, semiconductors, such as silicon, lose resistance as temperature increases. This can be noticed as a negative temperature coefficient, since resistance reacts in the …

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Chemistry: zone refining

By Jack Posted on March 20, 2017 Posted in chemistry Tagged with distribution coefficient k, germanium, semiconductors, silicon, zone refining

Tutoring chemistry remains interesting because it’s full of neat concepts and applications. Zone refining is a technique that can produce highly pure samples; the semiconductors germanium and silicon can be zone-refined. For zone refining to work, the substance must reject …

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Tag: semiconductors

Electronics: negative temperature coefficient

Chemistry: zone refining