Infiter Tathfif, Ahmad Azuad Yaseer, Kazi Sharmeen Rashid, Rakibul Hasan Sagor
An optical Metal-Insulator-Metal (MIM) pressure sensor loaded with arrays of silver nanorods (NRs) is proposed in this article. The illustrated sensor contains a straight waveguide coupled with a ladder-shaped resonator. The spectral profile of the proposed schematic is numerically analyzed utilizin...
Kazi Sharmeen Rashid, Infiter Tathfif, Ahmad Azuad Yaseer, Md. Farhad Hassan et al.
This article presents a refractive index (RI) nanosensor utilizing gold as the plasmonic material. The layout of the sensor includes metal-insulator-metal (MIM) waveguides coupled with a cog-shaped resonator studded with gold nanorods. At the mid-infrared (MIR) spectrum, the spectral characteristics...
Rakibul Hasan Sagor, Md. Farhad Hassan, Ahmad Azuad Yaseer, Ehsanuzzaman Surid et al.
Infiter Tathfif, Md. Farhad Hassan, Kazi Sharmeen Rashid, Ahmad Azuad Yaseer et al.
Kazi Sharmeen Rashid, Md. Farhad Hassan, Ahmad Azuad Yaseer, Infiter Tathfif et al.
In this paper, a refractive index sensor based on three circular rings coupled with a straight metal-insulator-metal (MIM) waveguide is presented. At near-infrared (NIR) spectrum, the spectral characteristics of the sensor are extensively analyzed using the finite element method (FEM). Moreover, the...
Infiter Tathfif, Kazi Sharmeen Rashid, Ahmad Azuad Yaseer, Rakibul Hasan Sagor
This article presents an ultra-compact refractive index sensor based on titanium nitride (TiN), a well-known alternative plasmonic material. The designed sensor consists of a straight waveguide, coupled with a groove and a Square-Ring Resonator (SRR). In addition, nanosized TiN dots are embedded in ...
Kazi Sharmeen Rashid, Infiter Tathfif, Ahmad Azuad Yaseer, Md. Farhad Hassan et al.
This article presents a refractive index (RI) nanosensor utilizing gold as the plasmonic material. The layout of the sensor includes metal-insulator-metal (MIM) waveguides coupled with a cog-shaped resonator studded with gold nanorods. At the mid-infrared (MIR) spectrum, the spectral characteristics...
Ahmad Azuad Yaseer, Md. Farhad Hassan, Infiter Tathfif, Kazi Sharmeen Rashid et al.
In this paper, a six cavity-based metal-insulator-metal plasmonic sensor is proposed. The designed sensor can detect six primary colors in the visible wavelength. Moreover, the proposed sensor can also sense the change in the refractive index. An initial sensitivity of 648.41 nm/RIU and figure of me...