Physics A-Level
Thermionic emission and electron acceleration
What Thermionic emission and electron acceleration means in Physics A-Level, as defined for OCR.
Definition of Thermionic emission and electron acceleration
Check what you remember
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Reference: OCR
Electrons are emitted from a heated cathode by thermionic emission and accelerated by a high potential difference towards the anode.
Topics that use Thermionic emission and electron acceleration
- Nuclear fission and fusion (OCR A-Level)
Related terms
- Alpha and beta decay
- Barium
- Binding energy
- Binding energy per nucleon against nucleon number curve
- Chain reactions
- Characteristic X-rays from shell transitions
- Compton effect
- Computer reconstruction of attenuation data
Using Thermionic emission and electron acceleration in the exam
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