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

Molecules with Multiple Chiral Centers02:25

Molecules with Multiple Chiral Centers

15.2K
Molecules that possess multiple chiral centers can afford a large number of stereoisomers. For instance, while some molecules like 2-butanol have one chiral center, defined as a tetrahedral carbon atom with four different substituents attached, several molecules like butane-2,3-diol have multiple chiral centers. A simple formula to predict the number of stereoisomers possible for a molecule with n chiral centers is 2n. However, there can be a lower number where some of the stereoisomers are...
15.2K
Electron Configuration of Multielectron Atoms03:26

Electron Configuration of Multielectron Atoms

65.3K
The alkali metal sodium (atomic number 11) has one more electron than the neon atom. This electron must go into the lowest-energy subshell available, the 3s orbital, giving a 1s22s22p63s1 configuration. The electrons occupying the outermost shell orbital(s) (highest value of n) are called valence electrons, and those occupying the inner shell orbitals are called core electrons. Since the core electron shells correspond to noble gas electron configurations, we can abbreviate electron...
65.3K
Controller Configurations01:22

Controller Configurations

391
Controller configurations are crucial in a car's cruise control system because they manage speed over time to maintain a consistent pace regardless of road conditions, thereby meeting design goals. In traditional control systems, fixed-configuration design involves predetermined controller placement. System performance modifications are known as compensation.
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
391
Electron Configurations02:46

Electron Configurations

26.6K
Electron configurations and orbital diagrams can be determined by applying the Aufbau principle (each added electron occupies the subshell of lowest energy available), Pauli exclusion principle (no two electrons can have the same set of four quantum numbers), and Hund’s rule of maximum multiplicity (whenever possible, electrons retain unpaired spins in degenerate orbitals).
The relative energies of the subshells determine the order in which atomic orbitals are filled (1s, 2s, 2p, 3s, 3p,...
26.6K
Configurations of BJT01:16

Configurations of BJT

1.1K
Bipolar Junction Transistors (BJTs) are categorized into various types based on their configurations, each with distinct characteristics and applications. The configurations are primarily differentiated by which terminal—base, emitter, or collector—is common to both the input and output circuits.
The common base configuration is noted for its high voltage gain, positioning it as an ideal choice for single-stage amplifier circuits, such as microphone pre-amplifiers. A notable...
1.1K
Stability of Equilibrium Configuration01:23

Stability of Equilibrium Configuration

818
Understanding the stability of equilibrium configurations is a fundamental part of mechanical engineering. In any system, there are three distinct types of equilibrium: stable, neutral, and unstable.
A stable equilibrium occurs when a system tends to return to its original position when given a small displacement, and the potential energy is at its minimum. An example of a stable equilibrium is when a cantilever beam is fixed at one end and a weight is attached to the other end. If the weight...
818

You might also read

Related Articles

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

Sort by
Same author

Kinetics of CO<sub>2</sub> capture by Re(I) complexes coordinated by deprotonated triethanolamine.

Chemical communications (Cambridge, England)·2026
Same author

Visible-light-driven ruthenium-catalyzed hydrogenation of manganese nitride complexes to ammonia under ambient conditions.

Chemical science·2026
Same author

Coronary Artery Bypass Grafting Under ECPELLA Support After Out-of-Hospital Cardiac Arrest: A Case Report.

Clinical case reports·2026
Same author

Electrochemical Wiring of a Metal Nanofilament to Form a Molecular Junction.

The journal of physical chemistry letters·2026
Same author

Anchoring-group-controlled self-assembly and charge transport in antiaromatic molecular systems.

Nanoscale·2026
Same author

Partially π-exposed 3D carbohelicene for mechanical tuning of conductance and thermopower in single-molecule junctions.

Nature communications·2026

Related Experiment Video

Updated: Feb 13, 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

10.0K

Ruthenium Tris-bipyridine Single-Molecule Junctions with Multiple Joint Configurations.

Yuuki Komoto1, Yasuomi Yamazaki1, Yusuke Tamaki1

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

Chemistry, an Asian Journal
|March 13, 2018
PubMed
Summary

Researchers developed a ruthenium-tris-bipyridine (RuBpy) complex as a novel joint unit for single-molecule junctions. This complex enables control over charge transport directions, a key challenge in molecular electronics.

Keywords:
correlation analysiselectron transportjoint unitrutheniumsingle-molecule junctions

More Related Videos

In Vivo Single-Molecule Tracking at the Drosophila Presynaptic Motor Nerve Terminal
06:45

In Vivo Single-Molecule Tracking at the Drosophila Presynaptic Motor Nerve Terminal

Published on: January 14, 2018

9.0K
Synthesis and Evaluation of a Ruthenium-based Mitochondrial Calcium Uptake Inhibitor
07:12

Synthesis and Evaluation of a Ruthenium-based Mitochondrial Calcium Uptake Inhibitor

Published on: October 26, 2017

8.2K

Related Experiment Videos

Last Updated: Feb 13, 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

10.0K
In Vivo Single-Molecule Tracking at the Drosophila Presynaptic Motor Nerve Terminal
06:45

In Vivo Single-Molecule Tracking at the Drosophila Presynaptic Motor Nerve Terminal

Published on: January 14, 2018

9.0K
Synthesis and Evaluation of a Ruthenium-based Mitochondrial Calcium Uptake Inhibitor
07:12

Synthesis and Evaluation of a Ruthenium-based Mitochondrial Calcium Uptake Inhibitor

Published on: October 26, 2017

8.2K

Area of Science:

  • Molecular Electronics
  • Nanotechnology
  • Materials Science

Background:

  • Single-molecule junctions are critical for advancing molecular electronics.
  • Developing effective joint units for atomic-scale connections remains a significant challenge.
  • Controlling charge transport direction through molecular junctions is non-trivial.

Purpose of the Study:

  • To introduce a novel joint unit for single-molecule junctions.
  • To demonstrate control and modulation of charge transport directions.
  • To investigate the potential of ruthenium-tris-bipyridine (RuBpy) complexes in molecular electronics.

Main Methods:

  • Fabrication of single-molecule junctions using scanning tunneling microscopy-based break junction techniques.
  • Characterization of junction conductance through measurements and correlation analysis.
  • Comparative experiments using bipyridine (Bpy) as a control ligand.

Main Results:

  • The ruthenium-tris-bipyridine (RuBpy) single-molecule junction exhibited two distinct conductance states (high and low).
  • Evidence suggests the Ru complex facilitates multiple charge transport pathways.
  • Charge transport direction (vertical and horizontal) is dependent on the specific pathway through the complex.

Conclusions:

  • The RuBpy complex serves as a functional joint unit capable of controlling charge transport direction in single-molecule junctions.
  • This breakthrough addresses a critical limitation in the development of molecular electronic devices.
  • The findings open new avenues for designing advanced molecular electronic components with tunable properties.