Exploring metasurface-based biosensor: new frontiers in sensitivity and versatility for biomedical applications

M Ghodrati, A Uniyal - Plasmonics, 2024 - Springer
Recently, there has been a surge of interest among researchers in metamaterials and
metasurfaces due to their exceptional optical and electrical properties. Metamaterials are …

Graphene-based THz surface plasmon resonance biosensor for hemoglobin detection applicable in forensic science

J Wekalao, AK U, AHM Almawgani… - Plasmonics, 2024 - Springer
In this article, we have introduced an innovative sensor configuration employing a
metasurface encompassing three rectangles configured into a star-shaped structure and …

Optical-based aqueous solution detection by graphene metasurface surface plasmon resonance biosensor with behavior prediction using polynomial regression

J Wekalao, SK Patel, SB Khalifa, S Chebaane… - Plasmonics, 2024 - Springer
Aqueous solutions are fundamental to a wide range of chemical and biological processes,
serving as a critical medium for both natural phenomena and technological advancements …

Design and analysis of a terahertz metasurface-based refractive index sensor for hemoglobin detection with behaviour prediction using polynomial regression

J Wekalao, N Mandela, J Muheki, A Zaid - Plasmonics, 2024 - Springer
This study presents the design and analysis of a novel terahertz metasurface-based
refractive index sensor for hemoglobin detection. The proposed sensor incorporates …

Advanced Terahertz Refractive Sensing And Fingerprint Recognition Through Metasurface‐Excited Surface Waves

Z Zhang, Z Wang, C Zhang, Z Yao, S Zhang… - Advanced …, 2024 - Wiley Online Library
High‐sensitive metasurface‐based sensors are essential for effective substance detection
and insightful bio‐interaction studies, which compress light in subwavelength volumes to …

Designing a graphene metasurface organic material sensor for detection of organic compounds in wastewater

K Aliqab, J Wekalao, M Alsharari, A Armghan… - Biosensors, 2023 - mdpi.com
In many fields, such as environmental monitoring, food safety, and medical diagnostics, the
identification of organic compounds is essential. It is crucial to create exceptionally sensitive …

Terahertz absorber based on double-layer graphene metasurface with tunable absorption window and intensity

Z Ding, W Su, H Lu, H Wu, H Yao - Optics & Laser Technology, 2023 - Elsevier
Although the designing of graphene-based tunable broadband terahertz (THz) absorbers
are relatively developed, it is rarely described how to establish linkages between the …

Development of surface plasmon resonance sensor with enhanced sensitivity for low refractive index detection

SK Patel, J Wekalao, O Alsalman, J Surve… - Optical and Quantum …, 2023 - Springer
Surface plasmon resonance (SPR) sensors have emerged as powerful tools for detecting
and analyzing changes in the refractive index (RI) of surrounding media. In this paper, we …

Design of cost-efficient graphene metasurface-based pregnancy test with NOR gate realization and parametric optimization

J Surve, SK Patel, J Parmar - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
In the presented study, a graphene metasurface-based refractive index sensor (RIS) has
been developed and built, which is highly beneficial in urine observation. Pregnant and …

Design and analysis of a graphene/gold nanostructure metasurface surface plasmon resonance sensor for biomedical applications

AS Alkorbi, J Wekalao, SK Patel, N NA, M Jalalah… - Plasmonics, 2024 - Springer
This work presents the design and characterization of a highly sensitive biosensor based on
a metasurface architecture that integrates graphene and gold nanostructures. The sensor …