Frenkel exciton


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Frenkel exciton

[′freŋk·əl ′ek·sə‚tän]
(solid-state physics)
A tightly bound exciton in which the electron and the hole are usually on the same atom, although the pair can travel anywhere in the crystal.
References in periodicals archive ?
Huber, "Accuracy of the coherent potential approximation for a one-dimensional Frenkel exciton system with a Gaussian distribution of fluctuations in the optical transition frequency," Physica E: Low-Dimensional Systems and Nanostructures, vol.
Huber, "Assessment of the coherent potential approximation for the absorption spectra of a one-dimensional Frenkel exciton system with a Gaussian distribution of fluctuations in the optical transition frequency," Physica E: Low-Dimensional Systems and Nanostructures, vol.
Scientists previously believed that only the more localized form of excitons, called Frenkel excitons, were present in organic semiconductors.