13,616 research outputs found

    Galactic Nonlinear Dynamic Model

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    We develop a model for spiral galaxies based on a nonlinear realization of the Newtonian dynamics starting from the momentum and mass conservations in the phase space. The radial solution exhibits a rotation curve in qualitative accordance with the observational data.Comment: 6 pages, 1 figure. Talk given in the 7th Alexander Friedmann International Seminar, June 29 to July 5, 2008, Joao Pessoa, PB, Brazi

    Borrachas naturais brasileiras II. Borrachas fracas; borrachas de H. benthamiana e H. guianensis.

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    bitstream/item/59516/1/Miscelanea-7.pd

    Citros: a podridão floral.

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    Introducao; Causa; Sintomas; Disseminacao; Controle; Estudo economico.bitstream/item/44463/1/CPATC-DOCUMENTOS-07-CITROS-A-PODRIDAO-FLORAL-FL-13125a.pd

    Borrachas naturais brasileiras. V. Borracha de murupita.

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    bitstream/item/58258/1/DOCUMENTOS-35-CPATU.pd

    Extração do aroma de bacuri e sua utilização como flavorizante em iogurte natural.

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    bitstream/item/33536/1/CPATU-CirTec15.pd

    Borrachas naturais brasileiras. VI. Borrachas do gênero Hevea.

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    bitstream/item/58260/1/DOCUMENTOS-38-CPATU.pd

    Borrachas naturais brasileiras. VII. Borracha de micrandra.

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    bitstream/item/58398/1/DOCUMENTOS-44-CPATU.pd

    Borrachas naturais brasileiras. IV. Borracha de maniçoba.

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    bitstream/item/55263/1/CPATU-DOC-21.pd

    Borrachas naturais brasileiras III. Borracha de mangabeira.

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    bitstream/item/55272/1/cpatu-doc-8.pd

    Babaçu e a crise energética.

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    bitstream/item/50149/1/DOCUMENTOS-2-CPATU.pd
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