Volume 106, Issue 13 pp. 2731-2736

Macromolecular properties from light-scattering experimental data using linear inverse problem theory

Luciano S. Virtuoso

Luciano S. Virtuoso

Departamento de Química, FUNEC, Centro Universitário de Caratinga, Caratinga MG, Brasil

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Rita C. O. Sebastião

Rita C. O. Sebastião

Departamento. de Química, ICEx, Universidade Federal de Minas Gerais, Belo Horizonte MG, Brasil

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João P. Braga

Corresponding Author

João P. Braga

Departamento. de Química, ICEx, Universidade Federal de Minas Gerais, Belo Horizonte MG, Brasil

Departamento. de Química, ICEx, Universidade Federal de Minas Gerais, Belo Horizonte MG, BrasilSearch for more papers by this author
Luis H. M. Da Silva

Luis H. M. Da Silva

Departamento de Química, Universidade Federal de Viçosa, Viçosa MG, Brasil

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First published: 15 June 2006
Citations: 4

Abstract

The inversion of the temporal correlation function in dynamic light-scattering experimental data for polyethylene oxide + H2O + NaCl is treated in the present work. The relaxation time distribution function for this ill-posed problem is obtained by a recurrent neural network, using analytical inverse Laplace transform as the initial condition. Diffusion coefficient and particle size distributions can also be retrieved from this relaxation time distribution, providing important information for the experimental researcher. © 2006 Wiley Periodicals, Inc. Int J Quantum Chem, 2006

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