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 …

Design and Modelling of High-Performance Surface Plasmon Resonance Refractive Index Sensor Using BaTiO3, MXene and Nickel Hybrid Nanostructure

S Singh, AK Sharma, P Lohia, DK Dwivedi, PK Singh - Plasmonics, 2022 - Springer
In this article, a highly sensitive surface plasmon resonance biomedical sensor based on
barium titanate, MXene and nickel hybrid nanostructure has been reported. The present …

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 …

Graphene/Au/MIP-coated D-shaped optical fiber–based SPR sensor for ethanol detection

V Sharma, A Kumar, S Saharan, S Semwal - Plasmonics, 2023 - Springer
In this article, an optical bio-chemical sensor based on D-shaped optical fiber is presented
for ethanol detection application. The gold and graphene nanolayers are coated for inducing …

A simulation study for dengue virus detection using surface plasmon resonance sensor heterostructure of silver, barium titanate, and cerium oxide

B Karki, NH Salah, G Srivastava, A Muduli, RB Yadav - Plasmonics, 2023 - Springer
Surface plasmon resonance (SPR) sensor devices accommodate immense capability for
several applications in monitoring and detecting the progress of a disease. SPR sensors are …

Detection of hemoglobin concentration in human blood samples using a zinc oxide nanowire and graphene layer heterostructure based refractive index biosensor

G Ansari, A Pal, AK Srivastava, G Verma - Optics & Laser Technology, 2023 - Elsevier
The present study proposes five layered surface plasmon resonance based optical
biosensors designed for hemoglobin measurement in human blood samples. Silver metal …

Long-range SPR sensor employing platinum diselenide and cytop nanolayers giving improved performance

A Uniyal, A Pal, B Chauhan - Physica B: Condensed Matter, 2023 - Elsevier
The designing of long-range surface plasmon resonance (LRSPR) biosensors using two-
dimensional (2D) materials gained tremendous popularity due to their exclusive …

Black phosphorous and cytop nanofilm‐based long‐range SPR sensor with enhanced quality factor

B Karki, A Uniyal, G Srivastava, A Pal - Journal of Sensors, 2023 - Wiley Online Library
This numerical work proposes two novel designs of long‐range surface plasmon resonance
sensors (LRSPR) using two different coupling prisms. The performance analysis of the …

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 …