Results 11 to 20 of about 50,420 (198)

Fabrication of multi-mode tip fiber sensor based on surface plasmon resonance (SPR)

open access: yesSustainable Engineering and Innovation, 2020
During   this work, fiber optic sensor based on surface Plasmon resonance (SPR) was prepared. The sensor of SPR was configured by coating a thin layer of gold film on the end of a cleaved optical fiber by a sputtering technique.
Nidaa AL-Janaby, Anwaar AL-Dergazly
doaj   +3 more sources

Pengaruh Konsentrasi AgNO 3 dan Suhu Sintesis terhadap Surface Plasmon Resonance (SPR) Nanopartikel Perak

open access: yesIndonesian Journal of Chemical Research, 2016
The research aims to synthesis of silver nanoparticles (AgNPs) via bio-reduction method using mangosteen skin extract. The growth of AgNPs was characterized by ultraviolet-visible spectroscopy (UV-Vis).
Irwan R, Muhammad Zakir, Prastawa Budi
doaj   +3 more sources

Calculate The Resonance Angle of Surface Plasmon Resonance Gold film Configured with Kretschmann

open access: yesTikrit Journal of Pure Science, 2022
The current work includes measurements of the resonance angle and reflectance for p-polarization of the electric field by using the Fresnel equation at a given length. Gold's surface plasmon wave can be seen at the metal-to-air boundary.
Yadgar Hussein Shwan
doaj   +1 more source

Systematic study of the surface plasmon resonance signals generated by cells for sensors with different characteristic lengths. [PDF]

open access: yesPLoS ONE, 2014
The objectives of this study were to establish an in-depth understanding of the signals induced by mammalian cells in surface plasmon resonance (SPR) sensing. To this end, two plasmonic structures with different propagation and penetration distances were
Régis Méjard, Benjamin Thierry
doaj   +1 more source

A BIOSENSOR USING COUPLED PLASMON WAVEGUIDE RESONANCE COMBINED WITH HYPERSPECTRAL FLUORESCENCE ANALYSIS [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2014
We developed a biosensor that is capable for simultaneous surface plasmon resonance (SPR) sensing and hyperspectral fluorescence analysis in this paper.
CHAN DU   +6 more
doaj   +1 more source

Plasmonic Nanostructure Biosensors: A Review

open access: yesSensors, 2023
Plasmonic nanostructure biosensors based on metal are a powerful tool in the biosensing field. Surface plasmon resonance (SPR) can be classified into localized surface plasmon resonance (LSPR) and propagating surface plasmon polariton (PSPP), based on ...
Huimin Wang   +7 more
doaj   +1 more source

Surface Plasmonic Sensors: Sensing Mechanism and Recent Applications

open access: yesSensors, 2021
Surface plasmonic sensors have been widely used in biology, chemistry, and environment monitoring. These sensors exhibit extraordinary sensitivity based on surface plasmon resonance (SPR) or localized surface plasmon resonance (LSPR) effects, and they ...
Qilin Duan   +4 more
doaj   +1 more source

Enhanced Sensitivity of Surface Plasmon Resonance Sensor Based on Bilayers of Silver-Barium Titanate [PDF]

open access: yesЖурнал нано- та електронної фізики, 2016
Surface plasmon resonance (SPR) sensors have been widely adopted with various fields such as physics, chemistry, biology and biochemistry. SPR sensor has many advantages like the less number of sensing samples required, freedom of electromagnetic ...
S. Fouad   +3 more
doaj   +1 more source

Dual plasmonic modes in the visible light region in rectangular wave-shaped surface relief plasmonic gratings

open access: yesScientific Reports, 2023
Rectangular wave-shaped surface-relief plasmonic gratings (RSR-PGs) have been fabricated from a hybrid polymer by employing a simple nanoimprint photocuring lithography technique using a silicon template, followed by gold nanolayer metallization on top ...
Rahmat Hidayat   +5 more
doaj   +1 more source

DNA-based biosensor platforms for the detection of TP53 mutation [PDF]

open access: yes, 2012
A DNA-based assay for the detection of one-point mutation in TP53 gene, responsible for lung cancer, was developed using a surface plasmon resonance (SPR) and a quartz crystal microbalance (QCM) biosensor systems.
Altintas, Zeynep   +3 more
core   +1 more source

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