Peacock feathers are famous for vivid iridescent colors, yet a new study shows they can also emit laser light after being soaked with a common dye and excited by a green pulse.
Two narrow emission lines appear at 574 and 583 nanometers, a clear…

Peacock feathers are famous for vivid iridescent colors, yet a new study shows they can also emit laser light after being soaked with a common dye and excited by a green pulse.
Two narrow emission lines appear at 574 and 583 nanometers, a clear…