S2·E17 – Why Is Laser Light So Powerful?
2000-12-31 • 30 min
How to produce a single wavelength, what neon signs and lasers have in common, what makes a laser powerful enough to cut through steel, and why some lasers are more powerful than others.
2000-12-31 • 30 min
How to produce a single wavelength, what neon signs and lasers have in common, what makes a laser powerful enough to cut through steel, and why some lasers are more powerful than others.