Thin-Film Interference in Lossy, Ultra-Thin Layers

• DOI: 10.1364/opn.25.1.000040
• Publication Date: 2014-02-04T13:18:58Z
• Authors: Mikhail A. Kats; Romain Blanchard; Shriram Ramanathan; Federico Capasso
• Keywords: 02 engineering and technology; 0210 nano-technology

Although much thinner than conventional optical interference coatings, nanometer-thick films made of optically absorbing materials can display strong interference effects. This new class of coatings shows promise for coloring and labeling, optical filters, tunable absorbers and emitters, and energy harvesting.