Reflectionless plasmonic right-angled waveguide bend and divider using graphene and transformation optics

S Pakniyat, S Jam, A Yahaghi, GW Hanson - Optics Express, 2021 - opg.optica.org
In this work, a plasmonic right-angled waveguide bend and divider are proposed. Using the
Transformation Optics (TO) approach the transformation media of a bend and a T-shaped …

Effective medium analysis of absorption enhancement in short-pitch metal grating incorporated organic solar cells

Y Zhang, Y Cui, W Wang, KH Fung, T Ji, Y Hao… - Optics …, 2016 - opg.optica.org
The effective medium theory is applied to analyze the absorption enhancement in organic
solar cells with a short-pitch metal grating. A 37% improvement in the absorption of the …

Dual-band graphene-induced plasmonic quarter-wave plate metasurface in the near infrared

E Owiti, H Yang, C Ominde, X Sun - Applied Physics A, 2017 - Springer
Weak graphene plasmon is a key challenge for graphene-based metasurfaces in the visible
and near-infrared regions. In this study, we have numerically designed and demonstrated a …