Results 1 to 10 of about 110,803 (302)

Imaging of surfaces by concurrent surface plasmon resonance and surface plasmon resonance-enhanced fluorescence. [PDF]

open access: yesPLoS ONE, 2010
Surface plasmon resonance imaging and surface plasmon induced fluorescent are sensitive tools for surface analysis. However, existing instruments in this area have provided limited capability for concurrent detection, and may be large and expensive.
Rahber Thariani, Paul Yager
doaj   +5 more sources

Toxin Detection by Surface Plasmon Resonance [PDF]

open access: yesSensors, 2009
Significant efforts have been invested in the past years for the development of analytical methods for fast toxin detection in food and water. Immunochemical methods like ELISA, spectroscopy and chromatography are the most used in toxin detection ...
Vesna Hodnik, Gregor Anderluh
doaj   +3 more sources

Surface Plasmon Resonance: A Versatile Technique for Biosensor Applications

open access: yesSensors, 2015
Surface plasmon resonance (SPR) is a label-free detection method which has emerged during the last two decades as a suitable and reliable platform in clinical analysis for biomolecular interactions. The technique makes it possible to measure interactions
Hoang Hiep Nguyen   +3 more
doaj   +3 more sources

Surface Plasmon Resonance Sensors Using Optical Vortices [PDF]

open access: yesNanomaterials
This study investigates the change in both the angular position and width of the reflectance minimum of an SPR sensor in the Kretschmann configuration when optical vortices instead of plane waves are used for illumination. An analytical expression of the
George A. Bulzan, Daniela Dragoman
doaj   +2 more sources

Nanostructured surface plasmon resonance sensors: Toward narrow linewidths

open access: yesHeliyon, 2023
Surface plasmon resonance sensors have found wide applications in optical sensing field due to their excellent sensitivity to the slight refractive index change of surrounding medium.
Kang Yang   +3 more
doaj   +1 more source

A reusable localized surface plasmon resonance biosensor for quantitative detection of serum squamous cell carcinoma antigen in cervical cancer patients based on silver nanoparticles array

open access: yesInternational Journal of Nanomedicine, 2014
Qianying Zhao,1 Ruiqi Duan,1 Jialing Yuan,1 Yi Quan,1 Huan Yang,2 Mingrong Xi1 1Department of Gynecology and Obstetrics, West China Second University Hospital, Sichuan University, 2State Key Laboratory of Optical Technologies for Micro-fabrication ...
Zhao Q   +5 more
doaj   +1 more source

Classical and Quantum Surface Plasmon Resonance Biosensing

open access: yesInternational Journal of Optics, 2023
Surface plasmon resonance is an optical phenomenon first discovered in 1902. The phenomenon has since had many applications, particularly in biosensing. In this paper, we review surface plasmon resonance-based biosensing, look at recent progress made in ...
K. T. Mpofu   +2 more
doaj   +1 more source

Surface Plasmon Resonance Sensor of Toxic Nanoparticles in Aqueous Systems [PDF]

open access: yesEurasian Journal of Science and Engineering, 2019
Given their potential antimicrobial activities, silver nanoparticles are utilised in various consumer goods, such as food packaging, medical devices, wound dressings, clothing, washing machines and refrigerators.
Nasih Hma Salah
doaj   +1 more source

Elucidating the signal responses of multi-parametric surface plasmon resonance living cell sensing: a comparison between optical modeling and drug-MDCKII cell interaction measurements. [PDF]

open access: yesPLoS ONE, 2013
In vitro cell-based assays are widely used during the drug discovery and development process to test the biological activity of new drugs. Most of the commonly used cell-based assays, however, lack the ability to measure in real-time or under dynamic ...
Tapani Viitala   +4 more
doaj   +1 more source

High-Performance coupled plasmon waveguide resonance optical sensor based on SiO2:Ag film

open access: yesResults in Physics, 2021
A coupled plasmon waveguide resonance (CPWR)-based optical sensor takes advantage of the evanescent wave at a waveguide boundary to excite surface plasmon polaritons, which can link waveguide electromagnetic energy to a surface plasmon wave to enhance ...
Xiang-Dong Jiang   +7 more
doaj   +1 more source

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