Crossed surface relief gratings as nanoplasmonic biosensors

S Nair, C Escobedo, RG Sabat - ACS sensors, 2017 - ACS Publications
We present an original, low-cost nanoplasmonic (bio) sensor based on crossed surface
relief gratings (CSRGs) generated from orthogonally superimposed surface relief gratings …

Rapid label-free detection of intact pathogenic bacteria in situ via surface plasmon resonance imaging enabled by crossed surface relief gratings

S Nair, J Gomez-Cruz, Á Manjarrez-Hernandez… - Analyst, 2020 - pubs.rsc.org
The unique plasmonic energy exchange occurring within metallic crossed surface relief
gratings (CSRGs) has recently motivated their use as biosensors. However, CSRG-based …

Cicada wing inspired template-stripped SERS active 3D metallic nanostructures for the detection of toxic substances

S Nair, J Gomez-Cruz, G Ascanio, A Docoslis… - Sensors, 2021 - mdpi.com
This article introduces a bioinspired, cicada wing-like surface-enhanced Raman scattering
(SERS) substrate based on template-stripped crossed surface relief grating (TS-CSRG). The …

Selective Uropathogenic E. coli Detection Using Crossed Surface-Relief Gratings

S Nair, J Gomez-Cruz, Á Manjarrez-Hernandez… - Sensors, 2018 - mdpi.com
Urinary tract infections (UTIs) are one of the major burdens on public healthcare worldwide.
One of the primary causes of UTIs is the invasion of the urinary tract by uropathogenic …

Wavelength-selective plasmonic sensor based on chirped-pitch crossed surface relief gratings

Y Bdour, C Escobedo, RG Sabat - Optics express, 2019 - opg.optica.org
Two-dimensional chirped-pitch crossed surface relief gratings (CP-CSRGs) were fabricated
on azobenzene-functionalized thin films using a simple two-step procedure. The resulting …

Surface‐relief diffraction gratings' optimization for plasmonic enhancements in thin‐film solar cells

J Jefferies, RG Sabat - Progress in Photovoltaics: Research …, 2014 - Wiley Online Library
Methodical and intensive surface plasmon (SP) excitation trials were carried out on various
dielectric‐metal interfaces to optimize plasmonic photocurrent enhancements in organic …

Interface Dependent Plasmon Induced Enhancement in Dye‐Sensitized Solar Cells Using Gold Nanoparticles

M Costa de Oliveira, AL Silveira Fraga… - Journal of …, 2015 - Wiley Online Library
We report a study on plasmon‐induced photoelectrochemistry from gold nanoparticles
incorporated in dye‐sensitized solar cells, assembled in two different configurations …

Polarization-contrast surface plasmon imaging

Y Mikhyeyev, RG Sabat - Optics Express, 2020 - opg.optica.org
Silver-coated Crossed Surface Relief Gratings (CSRGs) are fabricated and used for imaging
and detecting localized refractive index variations in inhomogeneous water-based solutions …

Plasmonic polarization-contrast imaging og aqueous solutions using two-dimensional metallic surface relief gratings

Y Mikhyeyev, RG Sabat - Medical Imaging 2024: Clinical and …, 2024 - spiedigitallibrary.org
Surface Plasmon Resonance (SPR) microscopy was used for the imaging of
inhomogeneous liquid mixtures and surface features. This study is based on the fact that the …

Simple approach to obtain a localized surface plasmon resonance sensor based on poly (dimethylsiloxane)/gold nanoparticles nanocomposite

A Thesing, LF Loguercio, MJL Santos… - … of Nanoscience and …, 2016 - ingentaconnect.com
In this work, we present a simple one-step method to assemble plasmonic sensors based on
gold nanoparticles embedded in a poly (dimethylsiloxane) film. The nanoparticles were …