🔬 University of Illinois Urbana-Champaign researchers have demonstrated a laser using a quasi-periodic photonic-crystal pattern instead of the conventional repeating structure, achieving single-mode lasing at room temperature at 1.5 micrometers while offering greater design flexibility for future semiconductor lasers.
🔗https://link.ie.social/lYBM0n
Interesting Engineering
New laser design breaks rigid patterns without losing light control
By embedding tiny dielectric structures inside the semiconductor, researchers created a laser that can control light in a new way.
1September 6, 2026 745 2
