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Dipole moment information


Dipole moment may refer to:

  • Electric dipole moment, the measure of the electrical polarity of a system of charges
    • Transition dipole moment, the electrical dipole moment in quantum mechanics
    • Molecular dipole moment, the electric dipole moment of a molecule.
    • Bond dipole moment, the measure of polarity of a chemical bond
    • Electron electric dipole moment, the measure of the charge distribution within an electron
  • Magnetic dipole moment, the measure of the magnetic polarity of a system of charges
    • Electron magnetic moment
    • Nuclear magnetic moment, the magnetic moment of an atomic nucleus
  • Topological dipole moment, the measure of the topological defect charge distribution
  • The first order term (or the second term) of the multipole expansion of a function
  • The dielectric constant of a solvent; the measure of its capacity to break the covalent molecules into ions

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Electric dipole moment

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The electric dipole moment is a measure of the separation of positive and negative electrical charges within a system: that is, a measure of the system's...

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Dipole moment

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the electrical dipole moment in quantum mechanics Molecular dipole moment, the electric dipole moment of a molecule. Bond dipole moment, the measure of...

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Magnetic moment

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In electromagnetism, the magnetic moment or magnetic dipole moment is the combination of strength and orientation of a magnet or other object or system...

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Dipole

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dipole moment. Dipoles, whether electric or magnetic, can be characterized by their dipole moment, a vector quantity. For the simple electric dipole,...

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Transition dipole moment

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The transition dipole moment or transition moment, usually denoted d n m {\displaystyle \mathbf {d} _{nm}} for a transition between an initial state, m...

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Electron magnetic moment

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physics, the electron magnetic moment, or more specifically the electron magnetic dipole moment, is the magnetic moment of an electron resulting from its...

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Magnetic dipole

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reduced to zero while keeping the magnetic moment constant. It is a magnetic analogue of the electric dipole, but the analogy is not perfect. In particular...

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Anomalous magnetic dipole moment

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The magnetic moment, also called magnetic dipole moment, is a measure of the strength of a magnetic source. The "Dirac" magnetic moment, corresponding...

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Chemical polarity

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charge leading to a molecule or its chemical groups having an electric dipole moment, with a negatively charged end and a positively charged end. Polar molecules...

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Nuclear magnetic moment

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magnetic moment is the magnetic moment of an atomic nucleus and arises from the spin of the protons and neutrons. It is mainly a magnetic dipole moment; the...

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Intermolecular force

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much greater than the charge of a dipole moment. Ion–dipole bonding is stronger than hydrogen bonding. An ion–dipole force consists of an ion and a polar...

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Electron electric dipole moment

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The electron electric dipole moment de is an intrinsic property of an electron such that the potential energy is linearly related to the strength of the...

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Neutron electric dipole moment

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electric dipole moment (nEDM), denoted dn, is a measure for the distribution of positive and negative charge inside the neutron. A nonzero electric dipole moment...

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Muon

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The anomalous magnetic dipole moment is the difference between the experimentally observed value of the magnetic dipole moment and the theoretical value...

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Method of image charges

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electric dipole moment p at ( 0 , 0 , a ) {\displaystyle (0,0,a)} above an infinite grounded conducting plane in the xy-plane is a dipole moment at ( 0...

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Force between magnets

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dipole field characterized by its total magnetic dipole moment, m. This is true regardless of the shape of the magnet, so long as the magnetic moment...

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Debye

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Dutch: [dəˈbɛiə]) is a CGS unit (a non-SI metric unit) of electric dipole moment named in honour of the physicist Peter J. W. Debye. It is defined as...

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Lorentz oscillator model

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electron to obtain the motion of the electron and expressions for the dipole moment, polarization, susceptibility, and dielectric function. Equation of...

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Neutron

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electric dipole moment of the neutron. Currently, there are at least four experiments trying to measure for the first time a finite neutron electric dipole moment...

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Quadrupole

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with any multipole moment, if a lower-order moment, monopole or dipole in this case, is non-zero, then the value of the quadrupole moment depends on the choice...

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Polarizability

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matter, when subjected to an electric field, to acquire an electric dipole moment in proportion to that applied field. It is a property of particles with...

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Hyperfine structure

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magnetic dipole moment interacting with the magnetic field generated by the electrons and the energy of the nuclear electric quadrupole moment in the electric...

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Polarization density

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electric dipole moments in a dielectric material. When a dielectric is placed in an external electric field, its molecules gain electric dipole moment and...

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Carbon monoxide

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negative charge δ– remains at the carbon end and the molecule has a small dipole moment of 0.122 D. The molecule is therefore asymmetric: oxygen has more electron...

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Cytochrome c

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sequence, the dipole moment of vertebrate cytochromes c is remarkably conserved. For example, vertebrate cytochromes c all have a dipole moment of approximately...

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Ferromagnetism

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is that it has a magnetic dipole moment, i.e., it behaves like a tiny magnet, producing a magnetic field. This dipole moment comes from a more fundamental...

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Lone pair

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in ammonia, so that the dipole due to the lone pair opposes the N-F bond dipoles, resulting in a low molecular dipole moment. A lone pair can contribute...

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