Nanostructured plasmonic sensors

ME Stewart, CR Anderton, LB Thompson… - Chemical …, 2008 - ACS Publications
Surface plasmons (SPs) are coherent oscillations of conduction electrons on a metal surface
excited by electromagnetic radiation at a metal-dielectric interface. The growing field of …

An optofluidic nanoplasmonic biosensor for direct detection of live viruses from biological media

AA Yanik, M Huang, O Kamohara, A Artar… - Nano …, 2010 - ACS Publications
Fast and sensitive virus detection techniques, which can be rapidly deployed at multiple
sites, are essential to prevent and control future epidemics and bioterrorism threats. In this …

Quantitative multispectral biosensing and 1D imaging using quasi-3D plasmonic crystals

ME Stewart, NH Mack, V Malyarchuk… - Proceedings of the …, 2006 - National Acad Sciences
We developed a class of quasi-3D plasmonic crystal that consists of multilayered, regular
arrays of subwavelength metal nanostructures. The complex, highly sensitive structure of the …

Label-free detection of bacteria by electrochemical impedance spectroscopy: comparison to surface plasmon resonance

R Maalouf, C Fournier-Wirth, J Coste… - Analytical …, 2007 - ACS Publications
The low but known risk of bacterial contamination has emerged as the greatest residual
threat of transfusion-transmitted diseases. Label-free detection of a bacterial model …

Direct interaction of fibrinogen with lipid microparticles modulates clotting kinetics and clot structure

D Faizullin, Y Valiullina, V Salnikov, Y Zuev - … Nanotechnology, Biology and …, 2020 - Elsevier
Extensive studies revealed the role of blood lipid microparticles (liposomes, microvesicles)
in activation of coagulation cascade. The direct interaction of fibrinogen/fibrin with lipid …

Detection of plant viruses using a surface plasmon resonance via complexing with specific antibodies

PM Boltovets, BA Snopok, VR Boyko… - Journal of Virological …, 2004 - Elsevier
The use of instrumental systems based on the surface plasmon resonance (SPR) for rapid
diagnosis of intact plant viruses (in particular, tobacco mosaic virus (TMV)) is considered. A …

Optical biosensors based on the surface plasmon resonance phenomenon: optimization of the metal layer parameters

BA Snopok, KV Kostyukevich… - Semiconductor …, 2001 - dspace.nbuv.gov.ua
Application of the evanescent wave phenomena (eg surface plasmon resonance) in the
chemical and biochemical sensors provides both optimal conditions for registration of …

Kinetic studies of protein–surface interactions: A two-stage model of surface-induced protein transitions in adsorbed biofilms

BA Snopok, EV Kostyukevich - Analytical biochemistry, 2006 - Elsevier
The irreversible adsorption of proteins on artificial surfaces plays an important role in a wide
variety of practical problems. The simple analytical models based on definite concepts …

Theory and practical application of surface plasmon resonance for analytical purposes

BA Snopok - Theoretical and Experimental Chemistry, 2012 - Springer
On the basis of an analysis of current views about plasmonics a conceptual examination of
propagating surface plasmon resonance (SPR) in relation to the basic mechanisms and …

Gold surface cleaning by etching polishing: Optimization of polycrystalline film topography and surface functionality for biosensing

B Snopok, A Laroussi, C Cafolla, K Voïtchovsky… - Surfaces and …, 2021 - Elsevier
Modern bio-chemical sensors rely on functional interfacial architectures with well-defined
structural nano-motifs over a physical transducer. Gold-coated interfaces are of particular …