Jove
Visualize
Contact Us

Related Concept Videos

Molecular Geometry and Dipole Moments02:36

Molecular Geometry and Dipole Moments

12.9K
The VSEPR theory can be used to determine the electron pair geometries and molecular structures as follows:
12.9K
Bond Polarity, Dipole Moment, and Percent Ionic Character02:48

Bond Polarity, Dipole Moment, and Percent Ionic Character

28.8K
Bond Polarity
28.8K
Molecular Shape and Polarity03:37

Molecular Shape and Polarity

60.3K
Dipole Moment of a Molecule
60.3K
Electric Dipoles and Dipole Moment01:30

Electric Dipoles and Dipole Moment

5.1K
Consider two charges of equal magnitude but opposite signs. If they cannot be separated by an external electric field, the system is called a permanent dipole. For example, the water molecule is a dipole, making it a good solvent.
Theoretically, studying electric dipoles leads to understanding why the resultant electric forces around us are weak. Since electric forces are strong, remnant net charges are rare. Hence, the interaction between dipoles helps us understand electrical interactions in...
5.1K
Induced Electric Dipoles01:28

Induced Electric Dipoles

4.2K
A permanent electric dipole orients itself along an external electric field. This rotation can be quantified by defining the potential energy because the external torque does work in rotating it. Then, the potential energy is minimum at the parallel configuration and maximum at the antiparallel configuration. While the former is a stable equilibrium, the latter is an unstable equilibrium.
Since the absolute value of potential energy holds no physical meaning, its zero value can be chosen as per...
4.2K
IR Spectrum Peak Intensity: Dipole Moment01:20

IR Spectrum Peak Intensity: Dipole Moment

698
The dipole moment of a bond is the product of the partial charge on either atom and the distance between them. Dipole moments influence the efficiency of IR absorption and the peak intensity. When a bond with a dipole moment is placed in an electric field, the direction of the field determines if the bond is compressed or stretched. Electromagnetic radiation consists of an electric field component that rapidly reverses direction. It follows that polar bonds are alternately stretched and...
698

You might also read

Related Articles

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

Sort by
Same author

Reduced Radial Electric Quadrupole Moment Function for Diatomic Molecules.

Journal of chemical theory and computation·2024
Same author

Reduced Radial Curves of Diatomic Molecules.

Journal of chemical theory and computation·2023
Same author

Real-space imaging of anisotropic charge of σ-hole by means of Kelvin probe force microscopy.

Science (New York, N.Y.)·2021
See all related articles
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 Experiment Video

Updated: Jun 25, 2025

Measurement of Ultrafast Vibrational Coherences in Polyatomic Radical Cations with Strong-Field Adiabatic Ionization
08:22

Measurement of Ultrafast Vibrational Coherences in Polyatomic Radical Cations with Strong-Field Adiabatic Ionization

Published on: August 6, 2018

6.9K

Three-Parameter Electric Dipole Moment Function for the CO Molecule.

Vladimír Špirko1

  • 1Institute of Organic Chemistry and Biochemistry, p.r.i., Czech Academy of Sciences, Flemingovo nám. 2, 166 10 Prague 6, Czechia.

Journal of Chemical Theory and Computation
|May 22, 2024
PubMed
Summary

Researchers developed a new method to accurately represent molecular functions using minimal data. This approach simplifies describing diatomic molecule properties with just three experimental points, offering a significant advancement in the field.

More Related Videos

Spatial Separation of Molecular Conformers and Clusters
10:37

Spatial Separation of Molecular Conformers and Clusters

Published on: January 9, 2014

9.0K
Line Shape Analysis of Dynamic NMR Spectra for Characterizing Coordination Sphere Rearrangements at a Chiral Rhenium Polyhydride Complex
10:52

Line Shape Analysis of Dynamic NMR Spectra for Characterizing Coordination Sphere Rearrangements at a Chiral Rhenium Polyhydride Complex

Published on: July 27, 2022

2.7K

Related Experiment Videos

Last Updated: Jun 25, 2025

Measurement of Ultrafast Vibrational Coherences in Polyatomic Radical Cations with Strong-Field Adiabatic Ionization
08:22

Measurement of Ultrafast Vibrational Coherences in Polyatomic Radical Cations with Strong-Field Adiabatic Ionization

Published on: August 6, 2018

6.9K
Spatial Separation of Molecular Conformers and Clusters
10:37

Spatial Separation of Molecular Conformers and Clusters

Published on: January 9, 2014

9.0K
Line Shape Analysis of Dynamic NMR Spectra for Characterizing Coordination Sphere Rearrangements at a Chiral Rhenium Polyhydride Complex
10:52

Line Shape Analysis of Dynamic NMR Spectra for Characterizing Coordination Sphere Rearrangements at a Chiral Rhenium Polyhydride Complex

Published on: July 27, 2022

2.7K

Area of Science:

  • Molecular Spectroscopy
  • Computational Chemistry
  • Quantum Mechanics

Background:

  • Accurate representation of molecular functions is crucial for understanding chemical properties.
  • Existing theoretical and empirical models for molecular functions, like the electric dipole moment function of carbon monoxide, can be complex and data-intensive.
  • The reduced radial curve approach offers a potential framework for simplifying these representations.

Purpose of the Study:

  • To construct a global electric dipole moment function for the ground electronic state of carbon monoxide.
  • To develop a novel method for creating highly accurate, yet simplified, functional approximants for molecular properties.
  • To demonstrate the applicability of this approach to other radial molecular functions.

Main Methods:

  • Morphing theoretical approximants with experimental data using the reduced radial curve approach.
  • Validation against existing empirical models and experimental data.
  • Mathematical analysis of the functional shapes and data requirements.

Main Results:

  • A highly accurate three-parameter representation of the carbon monoxide electric dipole moment function was successfully constructed.
  • The developed functions closely match their complex, many-parameter empirical counterparts.
  • The method shows potential for simplifying the description of various radial molecular functions.

Conclusions:

  • This novel approach enables precise characterization of diatomic molecule properties with as few as three experimental data points.
  • It provides a significant improvement over existing methods, offering accurate and simplified functional approximants.
  • This methodology is expected to be broadly applicable to other molecular functions with complex shapes.