A general theory of inhomogeneous broadening for nonlinear susceptibilities: polarizability and hyperpolarizability

dc.creatorKruhlak, Robert J.
dc.creatorKuzyk, Mark G.
dc.date2008-02-23
dc.date.accessioned2026-07-07T09:22:54Z
dc.date.available2026-07-07T09:22:54Z
dc.descriptionWhile nonlinear optical spectroscopy is becoming more commonly used to study the excited states of nonlinear-optical systems, a general theory of inhomogeneous broadening is rarely applied in lieu of either a simple Lorentzian or Gaussian model. In this work, we generalize all the important linear and second-order nonlinear susceptibility expressions obtained with sum-over state quantum calculations to include Gaussian and stretched Gaussian distributions of Lorentzians. We show that using the correct model to analyze experiments that probe a limited wavelength range can be critical and that this theory is better able to fit the subtle spectral features - such as the shoulder region of a resonance - when both models produce qualitatively similar responses.
dc.descriptionSubmitted to IEEE JSTQE
dc.identifierhttps://arxiv.org/abs/0802.3420
dc.identifierhttp://arxiv.org/abs/0802.3420
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/155541
dc.subjectOptics
dc.subjectChemical Physics
dc.titleA general theory of inhomogeneous broadening for nonlinear susceptibilities: polarizability and hyperpolarizability
dc.typetext

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