Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Video

Updated: Apr 12, 2026

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography

Published on: September 2, 2017

Controllable Tuning Plasmonic Coupling with Nanoscale Oxidation.

Tao Ding¹, Daniel Sigle¹, Liwu Zhang¹

¹Nanophotonics Centre, Cavendish Laboratory, University of Cambridge, Cambridge CB3 0HE, U.K.

|May 16, 2015

Summary

This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

How the Electrochemical Double Layer Manipulates Molecule-Metal Interactions.

ACS nano·2026

Same author

Inhibition of Toxoplasma gondii proliferation by dimethyl itaconate: Evidence from in vitro and in vivo studies.

PLoS neglected tropical diseases·2026

Same author

Cloning and functional verification of endogenous U6 promoters for developing an efficient CRISPR/Cas9-mediated genome editing system in kenaf (Hibiscus cannabinus L.).

BMC plant biology·2026

Same author

Interfacial Electric Fields Drive Fast Hydroxyl Radical Production in Black-Carbon-Bearing Microdroplets.

Journal of the American Chemical Society·2026

Same author

Unlocking Photocatalytic CO<sub>2</sub> Conversion to Ethylene Glycol by Microdroplet-Enabled Interfacial Electric Field.

Angewandte Chemie (International ed. in English)·2026

Same author

Surface-Selective Molecular Binding and Replacement Selectivity in Plasmonic Nanocavities.

The journal of physical chemistry letters·2026

Researchers developed a new method to precisely control nanoparticle on mirror (NPoM) gap sizes for enhanced plasmonic coupling. This technique enables tunable optical properties for advanced applications.

Area of Science:

Nanophotonics
Plasmonics
Materials Science

Background:

Nanoparticle on mirror (NPoM) constructs offer strong localized plasmon coupling.
Controlling gap sizes and tunability in NPoMs is challenging compared to nanoparticle dimers.

Purpose of the Study:

To develop a facile and controllable method for fabricating NPoMs with tunable plasmonic coupling.
To investigate the effect of controlled oxide layer thickness on plasmon resonance in NPoMs.

Main Methods:

Utilized reactive metals (e.g., Aluminum) as mirrors to form controllable metal oxide spacing layers.
Employed various oxidation techniques: electrochemical, thermal annealing, oxygen plasma, and laser photo-oxidation.
Calibrated oxide layer thickness using depth-mode X-ray photoemission spectroscopy (XPS).

Keywords:

aluminum electrochemistry irradiation oxidization plasmons

More Related Videos

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Published on: March 2, 2016

Related Experiment Videos

Last Updated: Apr 12, 2026

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography

Published on: September 2, 2017

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Published on: March 2, 2016

Main Results:

Achieved continuous tuning of plasmonic coupling by controlling oxide layer thickness.
Observed a blue-shift in the plasmonic resonance peak with increasing oxide thickness, while the transverse mode remained constant.
Simulations accurately matched experimental observations.

Conclusions:

The proposed method allows for scalable, local, and controllable fabrication of NPoMs with tailored plasmonic coupling.
This approach is suitable for diverse applications including sensing, photochemistry, photoemission, and photovoltaics.