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molecular spectra

См. также в других словарях:

  • Molecular Spectra and Molecular Structure IV. Constants of Diatomic Molecules — is a classic comprehensive multidisciplinary reference text contains a critical compilation of available data for all diatomic molecules and ions known at present publication over 900 diatomic species in all; including electronic energies,… …   Wikipedia

  • Molecular spectra or band spectra — Band spectra is the name given to group of lines so closely spaced and arranged in regular sequence that appears to be a band. It is coloured band separated by dark space on the two sides and arranged in regular sequence. In one band there are… …   Wikipedia

  • Molecular electronic transition — Molecular electronic transitions take place when electrons in a molecule are excited from one energy level to a higher energy level. The energy change associated with this transition provides information on the structure of a molecule and… …   Wikipedia

  • Molecular term symbol — In molecular physics, the molecular term symbol is a shorthand expression of the group representation and angular momenta that characterize the state of a molecule, i.e. its electronic quantum state which is an eigenstate of the electronic… …   Wikipedia

  • Molecular orbital — See also: Molecular orbital theory In chemistry, a molecular orbital (or MO) is a mathematical function describing the wave like behavior of an electron in a molecule. This function can be used to calculate chemical and physical properties such… …   Wikipedia

  • Molecular physics — is the study of the physical properties of molecules and of the chemical bonds between atoms. Its most important experimental techniques are the various types of spectroscopy. The field is closely related to atomic physics and overlaps greatly… …   Wikipedia

  • Molecular symmetry — in chemistry describes the symmetry present in molecules and the classification of molecules according to their symmetry. Molecular symmetry is a fundamental concept in chemistry, as it can predict or explain many of a molecule s chemical… …   Wikipedia

  • Spectra — (plural of spectrum) are conditions or values that vary over a continuum.Spectra may also refer to:* Sally Spectra, a fictional character on The Bold and the Beautiful * Kia Spectra, a car developed by Kia Motors from 2000 present * Spectra… …   Wikipedia

  • Molecular radiation — results from the rotational, vibrational, and electronic energy transitions of molecules. Spectral bands are the combination of many different spectral lines resulting from vibrational, rotational and electronic transitions. Unresolved band… …   Wikipedia

  • Spectra Shield — is a composite material (specifically, an ultra high molecular weight polyethylene (UHMWPE) fiber) used in bulletproof vests and vehicle armour. It is manufactured by Honeywell.Other popular fibers with similar uses are aramid (Kevlar or Twaron)… …   Wikipedia

  • Molecular vibration — A molecular vibration occurs when atoms in a molecule are in periodic motion while the molecule as a whole has constant translational and rotational motion. The frequency of the periodic motion is known as a vibration frequency, and the typical… …   Wikipedia

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