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Javier Aizpurua

Researcher at University of the Basque Country

Publications -  321
Citations -  29260

Javier Aizpurua is an academic researcher from University of the Basque Country. The author has contributed to research in topics: Plasmon & Raman scattering. The author has an hindex of 74, co-authored 299 publications receiving 24663 citations. Previous affiliations of Javier Aizpurua include Donostia International Physics Center & National Institute of Standards and Technology.

Papers
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Journal ArticleDOI

Present and Future of Surface-Enhanced Raman Scattering

Judith Langer, +64 more
- 28 Jan 2020 - 
TL;DR: Prominent authors from all over the world joined efforts to summarize the current state-of-the-art in understanding and using SERS, as well as to propose what can be expected in the near future, in terms of research, applications, and technological development.
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Electromagnetic contributions to single-molecule sensitivity in surface-enhanced Raman scattering

TL;DR: The calculations indicate that the maximum enhancement factor achievable through electromagnetics is of the order 10(11), which can qualitatively explain why only very few surface sites seem to contribute to the measured signal in single-molecule SERS experiments.
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Chemical mapping of a single molecule by plasmon-enhanced Raman scattering

TL;DR: Raman spectral imaging with spatial resolution below one nanometre is demonstrated, resolving the inner structure and surface configuration of a single molecule by spectrally matching the resonance of the nanocavity plasmon to the molecular vibronic transitions, particularly the downward transition responsible for the emission of Raman photons.
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Optical properties of gold nanorings

TL;DR: The optical response of ring-shaped gold nanoparticles prepared by colloidal lithography is investigated and the electric field associated with these plasmons exhibits uniform enhancement and polarization in the ring cavity, suggesting applications in near-infrared surface-enhanced spectroscopy and sensing.
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Revealing the quantum regime in tunnelling plasmonics

TL;DR: By simultaneously measuring both the electrical and optical properties of two gold nanostructures with controllable subnanometre separation, this work reveals the quantum regime of tunnelling plasmonics in unprecedented detail and implies a quantum limit for plAsmonic field confinement of about 10−8λ3 for visible light.