Surface plasmon refractive index biosensors: A review of optical fiber, multilayer 2D material and gratings, and MIM configurations

R Al Mahmud, RH Sagor, MZM Khan - Optics & Laser Technology, 2023 - Elsevier
Surface Plasmon (SP) based biosensors have attracted the scientific community owing to
their wide range of applications and remarkable performance in the past few years …

Hemoglobin detection in blood samples using a graphene-based surface plasmon resonance biosensor

B Karki, B Vasudevan, A Uniyal, A Pal, V Srivastava - Optik, 2022 - Elsevier
In the proposed work, the detection of hemoglobin has been carried out using an SPR
biosensor. The detection of hemoglobin is necessary because excessive concentration can …

Advances in Surface Plasmon Resonance‐Based Biosensor Technologies for Cancer Cell Detection

B Karki, A Uniyal, A Pal… - International Journal of …, 2022 - Wiley Online Library
Efforts have been made to enhance the surface sensitivity of the conventional surface
plasmon resonance biosensor. To improve the sensitivity, a unique two‐dimensional …

Sensitivity enhancement of surface plasmon resonance sensor using 2D material barium titanate and black phosphorus over the bimetallic layer of Au, Ag, and Cu

B Karki, A Pal, Y Singh, S Sharma - Optics Communications, 2022 - Elsevier
A unique surface plasmon resonance (SPR) biosensors is proposed computationally in this
paper, combining recently developed Perovskite (eg, BaTiO 3) with 2D materials (eg, black …

Surface plasmon biosensor based on Bi2Te3 antimonene heterostructure for the detection of cancer cells

A Uniyal, B Chauhan, A Pal, Y Singh - Applied Optics, 2022 - opg.optica.org
This theoretical investigation proposes the preliminary stage detection of cancer cells using
a prism-based surface plasmon resonance biosensor. The surface plasmon resonance …

Early Detection of Chikungunya Virus Utilizing the Surface Plasmon Resonance Comprising a Silver-Silicon-PtSe2 Multilayer Structure

TI Singh, P Singh, B Karki - Plasmonics, 2023 - Springer
The sensing performance parameters of the SPR sensors are sensitivity, detection accuracy,
the figure of merit (FOM), and full-width half maximum (FWHM), and it has been discussed …

Sensitivity enhancement of refractive index-based surface plasmon resonance sensor for glucose detection

B Karki, A Jha, A Pal, V Srivastava - Optical and Quantum Electronics, 2022 - Springer
Diabetes is a life-threatening disease caused by excessive glucose intake. The surface
plasmon resonance (SPR) based sensor is the most advanced technology for glucose …

Sensitivity improvement of surface plasmon resonance sensor for glucose detection in urine samples using heterogeneous layers: an analytical perspective

B Karki, A Uniyal, P Sarkar, A Pal, RB Yadav - Journal of Optics, 2024 - Springer
A surface plasmon resonance sensor has been proposed in this study. The proposed sensor
can detect glucose concentration in the urine samples and can detect a concentration of …

Simulation study of reconfigurable surface plasmon resonance refractive index sensor employing bismuth telluride and MXene nanomaterial for cancer cell detection

S Singh, AK Sharma, P Lohia, DK Dwivedi… - Physica …, 2023 - iopscience.iop.org
In this study, a highly angular sensitive surface plasmon resonance (SPR) biosensor has
been designed for cancer cell detection. The proposed surface plasmon resonance …

Titanium dioxide, black phosphorus and bimetallic layer-based surface plasmon biosensor for formalin detection: numerical analysis

B Karki, KC Ramya, RS Sandhya Devi… - Optical and Quantum …, 2022 - Springer
Formalin detection is a deep concern in food items as its recurring consumption causes
some life-taking diseases like chronic cancer. This article proposes a biosensor based on …