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luminescence Definition

lu·mi·nes·cence (lo̵̅o̅′mə nesəns)

noun

any giving off of light caused by the absorption of radiant or corpuscular energy and not by incandescence; any cold light; specif., fluorescence or phosphorescence occurring in various chemical, biological, electrical, etc. processes at relatively low temperatures

Etymology: < L lumen, light + -escence

luminescence Synonyms

luminescence

n.

luminescence Usage Examples

Converse of object

  • stimulate: This technique, optical stimulated luminescence dating ( OSL ), can show how long soil has been hidden from sunlight.
  • have: New york the collective imagination has luminescence the glowing.
  • produce: The term TL signal is used to refer to the luminescence produced by a given structure.
  • date: Undertakes small sample radiocarbon dating, luminescence dating, ceramic petrology, early vitreous materials analysis, and stable isotope dietary studies.
  • reveal: Spanish dancers were spotted, and the obligatory extinguishing of torches revealed copious luminescence.

Adjective modifier

  • long-lived: The area years mistake hindered the felt that if phenomenon of long-lived luminescence.
  • delayed: In the process, some of the energy of excitation is re-emitted as delayed luminescence, while the rest is dissipated as heat.
  • stimulated: Scientific dating using Optically Stimulated Luminescence and the related technique of Thermoluminescence will provide a precise age for the site.
  • eerie: The lights of the southern sky bath the landscape in an eerie luminescence, making this camping experience truly remarkable.
  • green: The flickering green luminescence sent sickly shadows flowing over the decaying metal walls.
  • bright: The satellite registered the space object at the moment of its brightest luminescence.

Modifies a noun

  • spectroscopy: Luminescence spectroscopy is a collective name given to three related spectroscopic techniques.
  • fluorescence: The wedding cake of luminescence fluorescence to replace them phenomena with familiar concepts.
  • date: The uncertainty on luminescence dates is typically in the range of 5 % to 12 % of the sample age.
  • measurement: Luminescence measurements White plates give maximum reflection so may offer some advantage over transparent plates for weakly luminescent samples.
  • spectra: The Ph.D. program is part of a continuing study of reflectance, MR and luminescence spectra from various topical devices and structures.
  • technique: Rhodes of the Research Laboratory for Archeology at Oxford using the Optically Stimulated Luminescence technique.

Noun used with modifier

  • lanthanide: In the group, ligand systems for lanthanides are designed to maximize lanthanide luminescence output.
  • luminova: Has a date at the 4 position and big bold numerals and hands with super luminova luminescence.
  • state: Fluorescence spectroscopy in the gas phase and solid state luminescence.

Browse dictionary entries near luminescence

  1. luminesce
  2. luminary
  3. luminaria
  4. luminance
  5. luminaire
  6. lumen
  7. lumbricoid
  8. lumbricalis
  9. lumbo-
  10. lumberyard
  1. luminescent
  2. luminiferous
  3. luminiferous ether
  4. luminosity
  5. luminous
  6. luminous energy
  7. luminous flux
  8. lummox
  9. lump
  10. lump sum