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Optical Interference

Optical Interference Optical interference occurs when light reflected from multiple thin film interfaces combines to produce constructive and destructive interference patterns. These interference fringes contain valuable information about film thickness, refractive...

Multilayer Thin Films

Multilayer Thin Films Many advanced optical and electronic devices contain multiple thin film layers, each engineered to perform a specific optical or electrical function. These multilayer stacks may include oxides, nitrides, transparent conductive oxides, dielectric...

Thin Film Modeling

Thin Film Modeling Thin film modeling is the process of mathematically simulating how light interacts with one or more thin film layers. By comparing measured spectra with theoretical optical models, engineers can determine film thickness, refractive index, extinction...

Horizontally Aligned Dipole Emission through Solvent Controlled Fusing of Perovskite Nanocubes and Nanoplates into 1D Nanowires

Mounika Dudala, Leonna Gaither, Carissa N. Eisler Abstract Colloidal lead halide perovskite nanocrystals (NCs) are a promising class of materials for light-emitting applications, yet their external quantum efficiency in devices is limited by isotropic dipole...

Broadband reflective circular dichroism in the visible-light region from an aluminum chiral metasurface fabricated with a lift-off-free double-layer structure

Atsushi Motogaito, Ryune Fukushi, Yoshiki Takeshima, Kotaro Ito, Takeshi Kato & Kazumasa Hiramatsu Abstract We experimentally and numerically investigate an aluminum (Al) chiral metasurface exhibiting broadband reflective circular dichroism (RCD) in the visible....

Energy-Harvesting Asymmetry in Semitransparent Polymer Solar-Cells Based on a Laminated Transparent Electrode

Changhun Yun; Moon Hee Kang Abstract Semitransparent polymer solar cells (ST-PSCs) with laminated transparent electrodes are promising candidates for building-integrated photovoltaics. However, the optical mechanisms governing their bidirectional performance remain...
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