Results 51 to 60 of about 50,420 (198)

30 Years of Surface Plasmon Resonance (SPR) for Biosensing [PDF]

open access: yesPlasmonics, 2014
The year 2013 marked the 30th anniversary of the publication of a paper that changed the world of chemical and biomedical diagnostics: The manuscript of Bo Liedberg, Claes Nylander, and Ingemar Lundstrom entitled “Surface plasmon resonance for gas detection and biosensing” (Sensors and Actuators 4: 299) introduced the application of a physical concept,
openaire   +1 more source

Surface plasmon resonance (SPR) sensors: approaching their limits?

open access: yesOptics Express, 2009
We report on a unified theoretical model of the resolution of SPR sensors which makes it possible to predict the ultimate performance of all major configurations of SPR sensors. The theory indicates that the performance of SPR sensors is independent of the method of excitation of surface plasmons (prism or grating coupling) or the method of modulation (
Marek, Piliarik, Jirí, Homola
openaire   +2 more sources

An improved method for surface immobilisation of RNA: application to small Non-Coding RNA - mRNA pairing [PDF]

open access: yes, 2013
Characterisation of RNA and its intermolecular interactions is increasing in importance as the inventory of known RNA functions continues to expand. RNA-RNA interactions are central to post-transcriptional gene regulation mechanisms in bacteria, and the ...
Darren M. Gowers (485354)   +29 more
core   +1 more source

SPR biosensor based on polymer multi-mode optical waveguide and nanoparticle signal enhancement

open access: yes, 2020
We present a surface plasmon resonance (SPR) biosensor that is based on a planar-optical multi-mode (MM) polymer waveguide structure applied for the detection of biomolecules in the lower nano-molar (nM) range. The basic sensor shows a sensitivity of 608.
Alwis, Lourdes   +12 more
core   +1 more source

Calculating Resonance Angle for Surface Plasmon Resonance Activation on Different Metals

open access: yesUndergraduate Journal of Mathematical Modeling: One + Two, 2020
Surface plasmon resonance (SPR) is the technique that has been used in many fields including biomedical science, optic, biosensing, photothermal plasmon and medicine.
Dang Nguyen
doaj   +1 more source

Detection of backside coupled propagating surface plasmon resonance on the sidewall of a wafer

open access: yesAIP Advances, 2023
We proposed a surface plasmon resonance (SPR) sensor structure that utilized a glass wafer with a diffraction grating and an n-type silicon piece bonded near the SPR coupling site.
M. Oshita   +3 more
doaj   +1 more source

Layer-by-layer assembly of organic films and their application to multichannel surface plasmon resonance sensing [PDF]

open access: yes, 2004
This thesis provides a study of a single chip, multi-channel surface plasmon resonance (SPR) imaging system. The equipment has no moving parts and uses a single sensor "chip" onto which multiple channels can be incorporated.
Palumbo, Marco, Marco Palumbo, Dott
core  

Kajian Pengaruh Nanopartikel Magnetik Fe3O4 Pada Deteksi Biosensor Berbasis Surface Plasmon Resonance (SPR)

open access: yesJIF (Jurnal Ilmu Fisika), 2017
Telah dilakukan kajian berkaitan dengan pengaruh nanopartikel Fe3O4 pada deteksi biosensor berbasis  surface plasmon resonance (SPR). Penelitian ini bertujuan untuk melihat penyebab munculnya dip baru atau pergeseran dip ke arah kanan pada kurva ATR ...
Yuan Alfinsyah Sihombing, Kamsul Abraha
doaj   +1 more source

Fano Resonance Enhanced Surface Plasmon Resonance Sensors Operating in Near-Infrared

open access: yesPhotonics, 2018
In the phase-sensitivity-based surface plasmon resonance (SPR) sensing scheme, the highest phase jump usually happens at the darkness or quasi-darkness reflection point, which results in low power for detection.
Tianye Huang   +4 more
doaj   +1 more source

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