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Tag: quantum field theory

Physics, Secondary ed level, Tutorial

Just a minute: how do polarized sunglasses work?

We briefly discuss how polarized sunglasses work, quantum fields, pilots, and 3D cinema. Continue reading Just a minute: how do polarized sunglasses work?

KJ Runia2019-08-022020-07-02
A modern kitchen with a microwave oven. Is the radiation of a microwave oven unhealthy?
Physics, Secondary ed level, Tutorial

Is microwave oven radiation unhealthy?

We discuss what electromagnetic radiation is and why ionising radiation is dangerous. We discuss how a microwave oven heats up food, and vitamins too. Continue reading Is microwave oven radiation unhealthy?

KJ Runia2019-07-072020-07-161 Comment
Physics, Secondary ed level, Tutorial

Why, exactly, do glass and liquids refract light?

We provide a semi-in-depth look into why glass and liquids bend light. We discuss quantum fields, Maxwell’s equations, and vectors. No calculations. Continue reading Why, exactly, do glass and liquids refract light?

KJ Runia2019-06-302022-10-21

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