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

1.3K
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...
1.3K
Biasing of Metal-Semiconductor Junctions01:27

Biasing of Metal-Semiconductor Junctions

805
Biasing metal-semiconductor junctions involves applying a voltage across the junction. Specifically, the metal is connected to a voltage source, while the semiconductor is grounded. This technique is essential for controlling the direction and magnitude of current flow in electronic devices, including diodes, transistors, and photovoltaic cells.
In Schottky junctions, where the semiconductor is n-type, applying a positive voltage to the metal relative to the semiconductor reduces its Fermi...
805

You might also read

Related Articles

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

Sort by
Same author

Proton shuttling at electrochemical interfaces under alkaline hydrogen evolution.

Nature communications·2026
Same author

Dilute magnetism and edge-state engineering in monolayer SnO.

Nanoscale advances·2026
Same author

Solid-Liquid Interfacial Free Energies from Atomistic Mean-Field Quantum Mechanical Calculations.

Journal of chemical theory and computation·2026
Same author

Correction Scheme for Molecular Total Energies From Quantum Phase Estimation Under Limited Qubit Resources.

Journal of computational chemistry·2026
Same author

Rapid Exfoliation of Monolayer Graphene from Catalytic Metal Substrate Using Proton Tunneling Effect.

Journal of the American Chemical Society·2026
Same author

Structural analysis of Si-doped amorphous In<sub>2</sub>O<sub>3</sub> based on quantum beam measurements and computer simulations.

Scientific reports·2025

Related Experiment Video

Updated: Mar 28, 2026

Single-Molecule F&#246;rster Resonance Energy Transfer Methods for Real-Time Investigation of the Holliday Junction Resolution by GEN1
11:27

Single-Molecule Förster Resonance Energy Transfer Methods for Real-Time Investigation of the Holliday Junction Resolution by GEN1

Published on: September 18, 2019

10.1K

Site-Selection in Single-Molecule Junction for Highly Reproducible Molecular Electronics.

Satoshi Kaneko1, Daigo Murai1, Santiago Marqués-González1

  • 1Department of Chemistry, Graduate School of Science and Engineering, Tokyo Institute of Technology , 2-12-1 W4-10 Ookayama, Meguro-ku, Tokyo 152-8551, Japan.

Journal of the American Chemical Society
|January 6, 2016
PubMed
Summary

Researchers developed a hybrid technique to precisely select single-molecule adsorption sites on metal surfaces. This breakthrough enables better control over molecular electronics, catalysis, and biological applications by identifying specific "bridge sites".

More Related Videos

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

10.5K
A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics
07:12

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics

Published on: August 28, 2018

10.7K

Related Experiment Videos

Last Updated: Mar 28, 2026

Single-Molecule F&#246;rster Resonance Energy Transfer Methods for Real-Time Investigation of the Holliday Junction Resolution by GEN1
11:27

Single-Molecule Förster Resonance Energy Transfer Methods for Real-Time Investigation of the Holliday Junction Resolution by GEN1

Published on: September 18, 2019

10.1K
Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

10.5K
A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics
07:12

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics

Published on: August 28, 2018

10.7K

Area of Science:

  • Surface Science
  • Molecular Electronics
  • Nanotechnology

Background:

  • Molecular adsorption sites critically influence the electronic, photonic, and stability properties of molecule-metal interfaces.
  • Precise determination of molecular adsorption sites (site-selectivity) is crucial for advancing fields like organic electronics, catalysis, and biology.
  • Current technical limitations hinder the precise selection of meaningful adsorption sites, posing a significant challenge.

Purpose of the Study:

  • To develop a novel hybrid technique for achieving single-molecule site-selection at a single-molecule junction.
  • To overcome the challenges associated with precise determination of molecular adsorption sites.
  • To explore the interdependence of optical and electronic properties in single-molecule junctions.

Main Methods:

  • Development and application of a hybrid technique combining simultaneous surface-enhanced Raman scattering (SERS) and current-voltage (I-V) measurements.
  • Analysis of 1,4-benzenedithiol junctions to identify different adsorption sites and their corresponding electronic responses.
  • Correlated SERS measurements to achieve site-selectivity.

Main Results:

  • The I-V response of 1,4-benzenedithiol junctions exhibited three metastable states, indicative of distinct adsorption sites.
  • Simultaneous SERS measurements demonstrated clear selectivity towards a specific adsorption site: 'bridge sites'.
  • The hybrid spectro-electric technique revealed a dependence of SERS intensity on molecule-metal interaction strength.

Conclusions:

  • The developed hybrid technique successfully achieves single-molecule site-selection, representing a significant advancement.
  • This site-selectivity is essential for the reliable integration of individual molecules on metallic surfaces.
  • The study highlights the interdependence between optical (SERS) and electronic (I-V) properties in single-molecule junctions.