Superparamagnetic Nanoparticles - a podcast by cnem.chem.ufl.edu

from 2021-01-31T22:10:42.023393

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Episode 016

The dark “mag-stripe” on your credit card is made of iron-containing particles, each of which is a magnet with a north and south pole. The information on your card is stored by making magnetic patterns, in which the poles...