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Conceptual understanding: the change of perspective when we investigate the microscopic quantum worlds range of phenomena, requires new systems and concepts not found in the classical world.
Conceptual understanding: the change of perspective when we investigate the microscopic quantum worlds range of phenomena, requires new systems and concepts not found in the classical world.
Knowledge:
Knowledge:
12.1 - Quantum Physics
- Photons
- The photoelectric effect
- Matter Waves
- Pair production and pair annihialation
- Quantisation of angular momentum in the Bohr model for hydrogen
- The wave function
- The uncertainty principle for energy and time, and position and momentum
- Tunnelling, potential barrier and factors affecting tunnelling
12.2 - Nuclear Physics
- Rutherford scattering and the nuclear radius
- Nuclear energy levels
- The neutrino
- The law of radioactive decay and the decay constant
Applications and skills:
Applications and skills:
12.1 - Quantum Physics
- Discussing the photoelectric effect experiment and explaining which features of the experiment cannot be explained by the classical wave theory of light
- Solving photoelectric problems both graphically and algebraically
- Discussing experimental evidence for matter waves, including an experiment in which the wave nature of electrons is evident
- Stating order of magnitude estimates from the uncertainty principle
12.2 - Nuclear Physics
- Describing a scattering experiment including location of minimum intensity for the diffracted particles based on their de Broglie wavelength
- Explaining deviations from Rutherford scattering in high energy experiments
- Describing experimental evidence for nuclear energy levels
- Solving problems involving the radioactive decay law for arbitrary time intervals
- Explaining the methods for measuring short and long half-lives
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