Search Results - "Brolo, Alexandre G."

A review on recent advances in the applications of surface-enhanced Raman scattering in analytical chemistry by Fan, Meikun, Andrade, Gustavo F.S., Brolo, Alexandre G.

“…This review is focused on recent developments of surface-enhanced Raman scattering (SERS) applications in Analytical Chemistry. The work covers advances in the…”
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High-speed imaging of surface-enhanced Raman scattering fluctuations from individual nanoparticles by Lindquist, Nathan C., de Albuquerque, Carlos Diego L., Sobral-Filho, Regivaldo G., Paci, Irina, Brolo, Alexandre G.

“…The concept of plasmonic hotspots is central to the interpretation of the surface-enhanced Raman scattering (SERS) effect. Although plasmonic hotspots are…”
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Intensity Fluctuations in Single-Molecule Surface-Enhanced Raman Scattering by dos Santos, Diego P, Temperini, Marcia L. A, Brolo, Alexandre G

“…Conspectus Around 20 years ago, the first reports of single-molecule surface-enhanced Raman scattering (SM-SERS) caused a revolution in nanotechnology. Several…”
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A New Generation of Sensors Based on Extraordinary Optical Transmission by Gordon, Reuven, Sinton, David, Kavanagh, Karen L, Brolo, Alexandre G

“…Plasmonic-based chemical sensing technologies play a key role in chemical, biochemical, and biomedical research, but basic research in this area is still…”
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Ultra-High-Speed Dynamics in Surface-Enhanced Raman Scattering by Lindquist, Nathan C, Brolo, Alexandre G

“…In this perspective, we discuss recent observations related to the temporal dynamics of intensities in surface-enhanced Raman scattering (SERS) experiments…”
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Determination of aqueous antibiotic solutions using SERS nanogratings by Hong, Koh Yiin, de Albuquerque, Carlos Diego Lima, Poppi, Ronei J., Brolo, Alexandre G.

“…The emergence of antibiotics and their active metabolites in aquatic ecosystem has motivated the development of sensitive and reliable sensors to monitor…”
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Optofluidic Concentration: Plasmonic Nanostructure as Concentrator and Sensor by Escobedo, Carlos, Brolo, Alexandre G, Gordon, Reuven, Sinton, David

“…The integration of fluidics and optics, as in flow-through nanohole arrays, has enabled increased transport of analytes to sensing surfaces. Limits of…”
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Digital Protocol for Chemical Analysis at Ultralow Concentrations by Surface-Enhanced Raman Scattering by de Albuquerque, Carlos Diego L, Sobral-Filho, Regivaldo G, Poppi, Ronei J, Brolo, Alexandre G

“…Single molecule surface-enhanced Raman spectroscopy (SM-SERS) has the potential to revolutionize quantitative analysis at ultralow concentrations (less than 1…”
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Probing Dynamic Generation of Hot-Spots in Self-Assembled Chains of Gold Nanorods by Surface-Enhanced Raman Scattering by Lee, Anna, Andrade, Gustavo F. S, Ahmed, Aftab, Souza, Michele L, Coombs, Neil, Tumarkin, Ethan, Liu, Kun, Gordon, Reuven, Brolo, Alexandre G, Kumacheva, Eugenia

“…Further progress in the applications of self-assembled nanostructures critically depends on developing a fundamental understanding of the relation between the…”
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Recessed Gold Nanoring–Ring Microarray Electrodes by Atighilorestani, Mahdieh, Brolo, Alexandre G

“…A 6 × 6 recessed Au nanoring–ring electrodes microarray was fabricated over a glass substrate using focused ion beam milling. The electrochemical responses of…”
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In Situ Surface-enhanced Raman Scattering Spectroscopic Study of a Redox-active Deformable Hydrogel on a Roughened Au Electrode Surface by Wang, Bo, daFonseca, Bruno G., Brolo, Alexandre G., Sagara, Takamasa

“…A highly deformable hydrogel, viologen pendant poly-L-lysine-based glutaraldehyde cross-linked hydrogel (PLLV-GA-gel), was characterized using surface-enhanced…”
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Plasmonics for future biosensors by Brolo, Alexandre G.

“…Confinement and enhancement of light by plasmonics allows a high density of independent subwavelength sensor elements to be constructed in micrometre-sized…”
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Silver Nanoparticles on a Plastic Platform for Localized Surface Plasmon Resonance Biosensing by Fan, Meikun, Thompson, Matthew, Andrade, Maria Luiza, Brolo, Alexandre G

“…A cost-effective fabrication method for the preparation of localized surface plasmon resonance (LSPR) biosensors supported on plastics is described. The…”
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Flow-Through vs Flow-Over: Analysis of Transport and Binding in Nanohole Array Plasmonic Biosensors by Escobedo, Carlos, Brolo, Alexandre G, Gordon, Reuven, Sinton, David

“…We quantify the efficacy of flow-through nanohole sensing, as compared to the established flow-over format, through scaling analysis and numerical simulation…”
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Nanoholes As Nanochannels: Flow-through Plasmonic Sensing by Eftekhari, Fatemeh, Escobedo, Carlos, Ferreira, Jacqueline, Duan, Xiaobo, Girotto, Emerson M, Brolo, Alexandre G, Gordon, Reuven, Sinton, David

“…We combine nanofluidics and nanoplasmonics for surface-plasmon resonance (SPR) sensing using flow-through nanohole arrays. The role of surface plasmons on…”
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Surface Plasmon Sensor Based on the Enhanced Light Transmission through Arrays of Nanoholes in Gold Films by Brolo, Alexandre G, Gordon, Reuven, Leathem, Brian, Kavanagh, Karen L

“…Arrays of nanoholes in a gold film were used to monitor the binding of organic and biological molecules to the metallic surface. This technique is particularly…”
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A Direct Immunoassay Based on Surface-Enhanced Spectroscopy Using AuNP/PS-b-P2VP Nanocomposites by Vieira, Moyra F, Bovolato, Ana Lívia de Carvalho, da Fonseca, Bruno G, Izumi, Celly M S, Brolo, Alexandre G

“…A biosensor was developed for directly detecting human immunoglobulin G (IgG) and adenosine triphosphate (ATP) based on stable and reproducible gold…”
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Multilayer silver nanoparticles-modified optical fiber tip for high performance SERS remote sensing by Andrade, Gustavo F.S., Fan, MeiKun, Brolo, Alexandre G.

“…This work presents the construction and optimization of nanoparticles-modified optical fiber tip (NPs-MOFT) devices for remote sensing by surface-enhanced…”
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Prediction of disease progression indicators in prostate cancer patients receiving HDR-brachytherapy using Raman spectroscopy and semi-supervised learning: a pilot study by Milligan, Kirsty, Deng, Xinchen, Ali-Adeeb, Ramie, Shreeves, Phillip, Punch, Samantha, Costie, Nathalie, Crook, Juanita M., Brolo, Alexandre G., Lum, Julian J., Andrews, Jeffrey L., Jirasek, Andrew

“…This work combines Raman spectroscopy (RS) with supervised learning methods—group and basis restricted non-negative matrix factorisation (GBR-NMF) and linear…”
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Raman spectroscopy identifies radiation response in human non-small cell lung cancer xenografts by Harder, Samantha J., Isabelle, Martin, DeVorkin, Lindsay, Smazynski, Julian, Beckham, Wayne, Brolo, Alexandre G., Lum, Julian J., Jirasek, Andrew

“…External beam radiation therapy is a standard form of treatment for numerous cancers. Despite this, there are no approved methods to account for patient…”
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