Peacock Feathers Turned into Laser Emitters with Simple Dye
Researchers turned peacock feather eye‑spots into lasers by soaking them in rhodamine 6G, achieving emission lines at 574 nm and 583 nm with thresholds ~380 µJ/mm² brown and ~290 µJ/mm² yellow. getnews.me/peacock-feathers-turned-... #peacockfeather #biolaser