IB Physics EE Example 2 (27/34)

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This Physics Extended Essay scored 27/34 (Grade A) under the new 2018 IB Extended Essay marking criteria and was written by a 44/45 student who scored a Grade 7 in Physics HL in the November 2024 session. It also includes the Reflections on Progress and Planning Form (RPPF) which makes up 6 marks in Criterion E (Engagement).

Topic: The physical merits of a mix of thorium and plutonium fuel salts as a substitute to uranium fuel salts in fluoride Molten Salt Reactors.
Research Question: To what extent do the optimised neutronics of Pu-239 and Th-232 fluoride salts make them a substitute for uranium fluoride fuel salts in the Molten Salt Reactor Experiment?

This essay is a brilliant example of the structure of the EE as well as the level of research required to obtain a Grade A in the Extended Essay. Any student hoping to achieve an A in their Physics EE should consider this essay as a model.

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