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Joaquim Carlos Gomes Esteves da Silva

AuthID: R-000-7H3

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Confirmed Publications: 389

351

TITLE: Effect of the pH on the complexation of Cu(II), Ni(II) and Fe(III) ions by a vine leaf litter extract by fluorescence quenching Full Text
AUTHORS: da Silva, JCGE ; Herrero, AI; Machado, AASC; Barrado, E;
PUBLISHED: 1998, SOURCE: MIKROCHIMICA ACTA, VOLUME: 130, ISSUE: 1-2

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352

TITLE: Fluorescence quenching of anthropogenic fulvic acids by Cu(II), Fe(III) and UO(2)(2+) Full Text
AUTHORS: da Silva, JCGE ; Machado, AASC; Oliveira, CJS ; Pinto, MSSDS;
PUBLISHED: 1998, SOURCE: TALANTA, VOLUME: 45, ISSUE: 6

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353

TITLE: Method for rapid screening of chlorophenols using a reduced calibration set of UV spectra and multivariate calibration techniques Full Text
AUTHORS: da Silva, JCGE ; Laquipai, MCPOM;
PUBLISHED: 1998, SOURCE: ANALYTICAL LETTERS, VOLUME: 31, ISSUE: 14

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354

TITLE: Method for the differentiation of leaf litter extracts and study of their interaction with Cu(II) by molecular fluorescence
AUTHORS: da Silva, JCGE ; Machado, AASC; Ferreira, MA; Rey, F;
PUBLISHED: 1998, SOURCE: CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE, VOLUME: 76, ISSUE: 8

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355

TITLE: Study of the acid-base properties of leaf litter extracts
AUTHORS: da Silva, JCGE ; Machado, AASC ; Ferreira, MA; Rey, F;
PUBLISHED: 1998, SOURCE: FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY, VOLUME: 361, ISSUE: 5

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356

TITLE: Trilinear PARAFAC decomposition of synchronous fluorescence spectra of mixtures of the major metabolites of acetylsalicylic acid Full Text
AUTHORS: da Silva, JCGE ; Novais, SAG;
PUBLISHED: 1998, SOURCE: ANALYST, VOLUME: 123, ISSUE: 10

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357

TITLE: Procedure for the classification of fulvic acids and similar substances based on the variation with pH of their synchronous fluorescence spectra Full Text
AUTHORS: daSilva, JCGE ; Machado, AASC;
PUBLISHED: 1997, SOURCE: Geoanalysis 97 - 3rd International Conference on the Analysis of Geological and Environmental Materials in ANALYST, VOLUME: 122, ISSUE: 11

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358

TITLE: Study of the complexation of Cu(II) by fulvic acids extracted from a sewage sludge and its compost
AUTHORS: daSilva, JCGE ; Machado, AASC; Pinto, MSSDS;
PUBLISHED: 1997, SOURCE: FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY, VOLUME: 357, ISSUE: 7

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359

TITLE: Study of the interaction of Al(III) with a soil fulvic acid in the acid pH range by self-modeling mixture analysis of synchronous fluorescence spectral data Full Text
AUTHORS: daSilva, JCGE ; Machado, AASC; Oliveira, CJS ;
PUBLISHED: 1997, SOURCE: ANALYTICA CHIMICA ACTA, VOLUME: 349, ISSUE: 1-3

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360

TITLE: The complexation of Cu(II) by anthropogenic fulvic acids extracted from composted urban and livestock wastes Full Text
AUTHORS: daSilva, JCGE ; Machado, AASC; Pinto, MSSDS;
PUBLISHED: 1997, SOURCE: JOURNAL OF ENVIRONMENTAL SCIENCE AND HEALTH PART B-PESTICIDES FOOD CONTAMINANTS AND AGRICULTURAL WASTES, VOLUME: 32, ISSUE: 4

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