Physics A-Level
Pair creation
What Pair creation means in Physics A-Level, as defined for OCR.
Definition of Pair creation
Check what you remember
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Reference: OCR
The conversion of energy into a particle and its antiparticle, for example a photon producing an electron and a positron.
Topics that use Pair creation
- 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 Pair creation in the exam
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