Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Metal-Semiconductor Junctions01:24

Metal-Semiconductor Junctions

555
The contact of metal and semiconductor can lead to the formation of a junction with either Schottky or Ohmic behavior.
Schottky Barriers
Schottky barriers arise when a metal with a work function (Φm) contacts a semiconductor with a different work function (Φs). Initially, electrons transfer until the Fermi levels of the metal and semiconductor align at equilibrium. For instance, if Φm > Φs, the semiconductor Fermi level is higher than the metal's before contact. The...
555

You might also read

Related Articles

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

Sort by
Same author

Charged grain boundaries limit short-circuit endurance in garnet solid-state battery electrolytes.

Nature nanotechnology·2026
Same author

Physicochemical characterisation of iron oxides and hydroxides applied as food additive E 172.

Food chemistry: X·2026
Same author

Galvanic Replacement Incorporation of Ultrasmall Gold-Silver Nanoparticles within a Titanium Aminoterephthalate Framework.

Chemistry of materials : a publication of the American Chemical Society·2026
Same author

Mechanistic Insights Into Nitric Oxide Capture and Release in a Radical-Scavenging Zinc Ascorbate Metal-Organic Framework.

Small science·2026
Same author

Chiral Au@Ag Core-Shell Nanoparticles for Enantioselective SERS Detection of Bio-Relevant Chiral Molecules.

ACS nanoscience Au·2026
Same author

Chirality Transfer via Orientational Order of Micellar Assemblies on Gold Nanocrystals.

Advanced materials (Deerfield Beach, Fla.)·2026

Related Experiment Video

Updated: Oct 1, 2025

Preparation of Silver-Palladium Alloyed Nanoparticles for Plasmonic Catalysis under Visible-Light Illumination
11:16

Preparation of Silver-Palladium Alloyed Nanoparticles for Plasmonic Catalysis under Visible-Light Illumination

Published on: August 18, 2020

5.6K

Metal-Polymer Heterojunction in Colloidal-Phase Plasmonic Catalysis.

Andrea Rogolino1, Nathalie Claes2, Judit Cizaurre3

  • 1Galilean School of Higher Education, University of Padova, 35122 Padova, Italy.

The Journal of Physical Chemistry Letters
|March 3, 2022
PubMed
Summary

Researchers developed a novel gold nanoparticle catalyst using a conjugated polymer ligand. This plasmonic photocatalyst efficiently converts NAD+ to NADH using visible light, eliminating the need for traditional co-catalysts.

More Related Videos

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics
09:12

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

11.3K
Photodeposition of Pd onto Colloidal Au Nanorods by Surface Plasmon Excitation
06:58

Photodeposition of Pd onto Colloidal Au Nanorods by Surface Plasmon Excitation

Published on: August 15, 2019

7.6K

Related Experiment Videos

Last Updated: Oct 1, 2025

Preparation of Silver-Palladium Alloyed Nanoparticles for Plasmonic Catalysis under Visible-Light Illumination
11:16

Preparation of Silver-Palladium Alloyed Nanoparticles for Plasmonic Catalysis under Visible-Light Illumination

Published on: August 18, 2020

5.6K
Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics
09:12

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

11.3K
Photodeposition of Pd onto Colloidal Au Nanorods by Surface Plasmon Excitation
06:58

Photodeposition of Pd onto Colloidal Au Nanorods by Surface Plasmon Excitation

Published on: August 15, 2019

7.6K

Area of Science:

  • Colloidal Plasmonic Catalysis
  • Nanomaterial Surface Chemistry
  • Photocatalysis

Background:

  • Plasmonic catalysis requires stable surface ligands for colloidal nanoparticles in harsh chemical conditions.
  • Efficient carrier flow from reactants to nanoparticles is crucial for catalytic activity.
  • Conventional NAD+ reduction photocatalysts often rely on transition-metal co-catalysts, which can impair optical properties.

Purpose of the Study:

  • To develop a robust ligand for gold nanoparticles in colloidal plasmonic catalysis.
  • To create a hybrid plasmonic system for visible-light-driven NAD+ to NADH conversion.
  • To investigate the role of the ligand in directing reactant interaction and enhancing photocatalytic efficiency.

Main Methods:

  • Synthesis of gold nanoparticles functionalized with a water-soluble conjugated polymer ligand.
  • Characterization using advanced microscopy techniques.
  • Numerical simulations to understand metal-polymer heterojunction and reactant interactions.
  • Photocatalytic experiments for NAD+ reduction.

Main Results:

  • A stable metal-polymer heterojunction was formed using a thiophene-containing conjugated polymer.
  • The sulfonate-rich polymer ligand facilitated electron-donor interaction with the gold nanoparticles.
  • The system achieved efficient photocatalytic conversion of NAD+ to NADH under visible light without transition-metal co-catalysts.
  • Computational studies confirmed enhanced reactivity due to closer interaction between triethanolamine and nanoparticles.

Conclusions:

  • A novel plasmonic photocatalyst was successfully developed using a conjugated polymer ligand for gold nanoparticles.
  • The robust metal-polymer interface enhances NAD+ reduction efficiency and simplifies catalyst design by eliminating co-catalysts.
  • This approach offers a promising strategy for advanced photocatalytic applications.