Buckyballs turn on copper’s magnetism
Layers of carbon-atom cages steal electrons from certain metals, making them magnetic
![copper and manganese](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/08/080415_ag_magnetism-brief_free.jpg?fit=860%2C460&ssl=1)
MAGNETS-IN-WAITING Copper (left) and manganese are typically nonmagnetic, like nearly every other element on the periodic table. But expose the metals to buckyballs and they become magnetized.
Jonathan Zander/Wikimedia Commons (CC BY-SA 2.5); Tomihahndorf/Wikimedia Commons (CC BY-SA 3.0)