Barium ions
Alex Dunning
A microscopic sample of barium ions (teal) being immersed in a cloud of calcium atoms (right) whose temperature is 1/1,000th of a degree above absolute zero.
Barium ions
Alex Dunning
A microscopic sample of barium ions (teal) being immersed in a cloud of calcium atoms (right) whose temperature is 1/1,000th of a degree above absolute zero.