Especially in movies and television that fall loosely under the science fiction moniker, ‘quantum’ has somehow become a stand-in for ‘magic.’ Whether this is because the writers don’t understand quantum physics, or think their audience doesn’t, it bothers me.
Seeing the Light, Seeing the Lightning
There are certain principles that I have found underpin an astonishing number of our modern systems, and gaining a thorough understanding of a principle like that can enable you to understand or surmise how so many different things work. One of those, which is what we will be discussing today, is the photoelectric effect. It seems like at least once a week I come across some new piece of technology that leverages the photoelectric effect in a completely new or different way, and increasingly I marvel at how such a relatively simple principle underpins so much of our modern world. So let's talk about the photoelectric effect.
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