Journal ArticleDOI
Modelling and performance analysis of a plasmonic biosensor comprising of silicon and chalcogenide materials for detecting refractive index variations of hemoglobin in near infrared
Kaushik Brahmachari,Mina Ray +1 more
TLDR
In this article, a plasmonic biosensor comprising of prism as a light coupling material, gold (Au) as a plasm supporting metal and oxygenated native hemoglobin (Hb) solution as a bio sample operating under attenuated total reflection (ATR) mode has been modelled using the admittance loci method for detecting wavelength and concentration dependent refractive index (RI) variations of oxygenatednative Hb solution for 700nm to 900nm wavelength in near infrared (NIR).About:
This article is published in Optik.The article was published on 2016-04-01. It has received 5 citations till now. The article focuses on the topics: Attenuated total reflection & Prism.read more
Citations
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Journal ArticleDOI
Detection and sensing of hemoglobin using one-dimensional binary photonic crystals comprising a defect layer
TL;DR: A simple method for sensing and detecting hemoglobin based on one-dimensional photonic crystals using hemoglobin as a defect layer inside the proposed photonic crystal results in a resonant peak evolving within the bandgaps.
Journal ArticleDOI
Design analysis of Bloch surface wave based sensor for haemoglobin concentration measurement
TL;DR: In this article, a Bloch Surface Waves (BSW) based sensor is proposed to estimate the haemoglobin concentration in human blood, where a defective top layer is deliberately introduced to confine a surface plasmon-like mode called Bloch mode at the top interface.
Journal ArticleDOI
Interface Edge Mode Confinement in Dielectric-Based Quasi-Periodic Photonic Crystal Structure
Amit Goyal,Y. Massoud +1 more
TL;DR: In this article , the authors analyzed the optical interface edge states for a dielectric material-based quasi-periodic photonic crystal (QPhC) structure, where layers are arranged in a Fibonacci configuration to introduce quasiperiodicity and the impact of local symmetric sub-structures on Eigenstate coupling was considered over a wider wavelength range.
Journal ArticleDOI
A surface plasmon resonance haemoglobin concentration sensor based on D‐type optical fibre with a graphene‐gold surface architecture
TL;DR: In this article , a surface plasmon resonance sensor for detecting haemoglobin concentration based on a D-type optical fiber with a graphene-gold surface architecture is proposed, which works in wavelength interrogation mode, with the light wavelength ranging from 400 to 1100 nm.
References
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Journal ArticleDOI
Admittance loci based design of a nanobioplasmonic sensor and its performance analysis
Kaushik Brahmachari,Mina Ray +1 more
TL;DR: A prism coupler type nanobioplasmonic device consisting of a prism, gold (Au) metal film and human skin tissue as a biosample has been investigated with the use of admittance loci method in angular interrogation mode.
Journal ArticleDOI
Performance analysis of a plasmonic sensor based on gold nanoparticle film in infrared light using the admittance loci method
Kaushik Brahmachari,Mina Ray +1 more
TL;DR: In this paper, a theoretical design of surface plasmon resonance (SPR) structure operating in attenuated total reflection (ATR) mode and comprising of silicon or chalcogenide (2S2G) prism material coated with gold film having different nanoparticle sizes has been reported along with some interesting performance related simulation results at the operating wavelength of 1200 nm in infrared.
Related Papers (5)
Chalcogenide prism and graphene multilayer based surface plasmon resonance affinity biosensor for high performance
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Performance analysis of a plasmonic sensor based on gold nanoparticle film in infrared light using the admittance loci method
Kaushik Brahmachari,Mina Ray +1 more
Modelling of chalcogenide glass based plasmonic structure for chemical sensing using near infrared light
Kaushik Brahmachari,Mina Ray +1 more