Centro de Investigação Em Química da Universidade do Porto (CIQUP)

AuthID: I-000-1AC

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Publications Count: 2627

114 Team Members
Filters -> Year: 2026
2481
TITLE: Variation of the stability of complexes of Al(III) with a fulvic acid extracted from a humic cambisol soil in the pH range three to five
AUTHORS: daSilva, JCGE ; Machado, AASC; Ramos, MA; Arce, F; Rey, F;
PUBLISHED: 1997, SOURCE: ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY, VOLUME: 16, ISSUE: 9, PAGES: 1845-1850
2482
TITLE: Additional evidence of the operational character of the lability of complexes of copper(II) with simple organic ligands
AUTHORS: Vasconcelos, MTSD; Azenha, MAO ;
PUBLISHED: 1996, SOURCE: ANALYTICA CHIMICA ACTA, VOLUME: 333, ISSUE: 1-2, PAGES: 97-105
2483
TITLE: Catanionic surfactants
AUTHORS: Khan, A; Marques, E ;
PUBLISHED: 1996, SOURCE: Specialist Surfactants, PAGES: 37-80
2484
TITLE: Characterization of the binding sites for Al(III) and Be(II) in a sample of marine fulvic acids
AUTHORS: daSilva, JCGE ; Machado, AASC;
PUBLISHED: 1996, SOURCE: MARINE CHEMISTRY, VOLUME: 54, ISSUE: 3-4, PAGES: 293-302
2485
2486
TITLE: Electrochemical evidence of surfactant activity of the hepes pH buffer which may have implications on trace metal availability to cultures in vitro
AUTHORS: Vasconcelos, MTSD; Azenha, MAGO ; Lage, OM ;
PUBLISHED: 1996, SOURCE: ANALYTICAL BIOCHEMISTRY, VOLUME: 241, ISSUE: 2, PAGES: 248-253
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2492
TITLE: Quantitative study of Be(II) complexation by soil fulvic acids by molecular fluorescence spectroscopy
AUTHORS: daSilva, JCGE ; Machado, AASC; Ramos, MA; Arce, F; Rey, F;
PUBLISHED: 1996, SOURCE: ENVIRONMENTAL SCIENCE & TECHNOLOGY, VOLUME: 30, ISSUE: 11, PAGES: 3155-3160
2493
TITLE: Simultaneous use of evolving factor analysis of fluorescence spectral data and analysis of pH titration data for comparison of the acid-base properties of fulvic acids
AUTHORS: daSilva, JCGE; Machado, AASC ; Silva, CSPCO;
PUBLISHED: 1996, SOURCE: ANALYTICA CHIMICA ACTA, VOLUME: 318, ISSUE: 3, PAGES: 365-372
2494
TITLE: Study of the interaction of a marine fulvic acid with Cu(II) at low concentration by molecular fluorescence and chemometrics
AUTHORS: daSilva, JCGE ; Machado, AASC;
PUBLISHED: 1996, SOURCE: ANALES DE QUIMICA, VOLUME: 92, ISSUE: 5, PAGES: 306-311
2495
2496
TITLE: Temperature coefficient of the potential of zero charge and entropies of formation for the interface of stepped faces of gold in contact with aqueous perchloric acid solutions
AUTHORS: Silva, F ; Sottomayor, MJ ; Martins, A;
PUBLISHED: 1996, SOURCE: JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS, VOLUME: 92, ISSUE: 20, PAGES: 3693-3699
2497
TITLE: Temperature coefficients and interfacial solvent structure
AUTHORS: Silva, AF ;
PUBLISHED: 1996, SOURCE: ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, VOLUME: 212, PAGES: 52-COLL
2498
TITLE: Thermochemical and theoretical study of some methyldiazines
AUTHORS: daSilva, MAVR ; Morais, VMF ; Matos, MAR ; Rio, CMA; Piedade, CMGS;
PUBLISHED: 1996, SOURCE: STRUCTURAL CHEMISTRY, VOLUME: 7, ISSUE: 5-6, PAGES: 329-336
2499
TITLE: Thermochemical studies for determination of the molar enthalpy of formation of aniline derivatives
AUTHORS: daSilva, MAVR ; Maria D. M. C. Ribeiro da Silva ; Monteiro, MFBM; Gomes, MLACN; Chickos, JS; Smith, AP; Liebman, JF;
PUBLISHED: 1996, SOURCE: STRUCTURAL CHEMISTRY, VOLUME: 7, ISSUE: 5-6, PAGES: 367-373
2500
TITLE: Vapour pressures and standard molar enthalpies of sublimation of two crystalline iron(III) beta-diketonates. The mean molar (Fe-O) bond-dissociation enthalpies
AUTHORS: daSilva, MAVR ; M J S Monte ; Huinink, J;
PUBLISHED: 1996, SOURCE: JOURNAL OF CHEMICAL THERMODYNAMICS, VOLUME: 28, ISSUE: 4, PAGES: 413-419

Results per Page: 20.
Page 125 of 132. Total results: 2627.