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Results: 26-47/47
Authors:
DASILVA JCGE
MACHADO AASC
SILVA CSPCO
Citation: Jcge. Dasilva et al., SIMULTANEOUS USE OF EVOLVING FACTOR-ANALYSIS OF FLUORESCENCE SPECTRALDATA AND ANALYSIS OF PH TITRATION DATA FOR COMPARISON OF THE ACID-BASE PROPERTIES OF FULVIC-ACIDS, Analytica chimica acta, 318(3), 1996, pp. 365-372
Authors:
DASILVA JCGE
MACHADO AASC
OLIVEIRA CJS
Citation: Jcge. Dasilva et al., STUDY OF THE INTERACTION OF A SOIL FULVIC-ACID WITH UO22-MODELING MIXTURE ANALYSIS OF SYNCHRONOUS MOLECULAR FLUORESCENCE-SPECTRA( BY SELF), Analyst, 121(10), 1996, pp. 1373-1379
Authors:
RIBEIRO CC
BARBOSA MA
MACHADO AASC
TUDOR A
DAVIES MC
Citation: Cc. Ribeiro et al., MODIFICATIONS IN THE MOLECULAR-STRUCTURE OF HYDROXYAPATITE INDUCED BYTITANIUM IONS, Journal of materials science. Materials in medicine, 6(12), 1995, pp. 829-834
Authors:
DASILVA JCGE
MACHADO AASC
Citation: Jcge. Dasilva et Aasc. Machado, EVOLVING FACTOR-ANALYSIS OF SYNCHRONOUS FLUORESCENCE-SPECTRA OF HUMICSUBSTANCES IN THE PRESENCE OF CU(II), Chemometrics and intelligent laboratory systems, 27(1), 1995, pp. 115-128
Authors:
BASTO MCRMP
MACHADO AASC
Citation: Mcrmp. Basto et Aasc. Machado, COBALT(II) AND NICKEL(II) COMPLEXES WITH 1-(2-CARBAMYLETHYL)-2-ALKYLIMIDAZOLES, Synthesis and reactivity in inorganic and metal-organic chemistry, 25(7), 1995, pp. 1101-1126
Authors:
REY F
PEREZASENJO M
MACHADO AASC
FACAL P
FERREIRA MA
TOJA A
Citation: F. Rey et al., CONDUCTIMETRIC ANALYSIS OF THE ION-BINDING PROPERTIES OF 3 LEAF EXTRACTS OF CHESTNUT (CASTANEA-SATIVA), EUCALYPTUS (EUCALYPTUS-GLOBULUS) AND OAK (QUERCUS-ROBUR), Talanta, 42(12), 1995, pp. 1919-1923
Authors:
DASILVA JCGE
MACHADO AASC
GARCIA TMO
Citation: Jcge. Dasilva et al., BERYLLIUM(II) AS A PROBE FOR STUDY OF THE INTERACTIONS OF METALS AND FULVIC-ACIDS BY SYNCHRONOUS FLUORESCENCE SPECTROSCOPY, Applied spectroscopy, 49(10), 1995, pp. 1500-1506
Authors:
DASILVA JCGE
MACHADO AASC
Citation: Jcge. Dasilva et Aasc. Machado, CHARACTERIZATION OF THE ACID-BASE PROPERTIES OF HUMIC SUBSTANCES BY CHEMOMETRIC ANALYSIS OF SYNCHRONOUS FLUORESCENCE AND PH POTENTIOMETRIC DATA, Analytical letters, 28(13), 1995, pp. 2401-2411
Authors:
REY F
MACHADO AASC
ARCE F
FERREIRA MA
TOJA A
Citation: F. Rey et al., INFLUENCE OF THE CONCENTRATION ON THE CONDUCTIMETRIC PROPERTIES OF A FULVIC-ACID SYSTEM, Analytica chimica acta, 304(3), 1995, pp. 375-379
Authors:
DESILVA JCGE
MACHADO AASC
Citation: Jcge. Desilva et Aasc. Machado, SELF-MODELING CURVE RESOLUTION ANALYSIS OF SYNCHRONOUS FLUORESCENCE SPECTROSCOPY DATA FOR CHARACTERIZATION OF ACID MIXTURES AND STUDY OF ACID-BASE EQUILIBRIA, Analyst, 120(10), 1995, pp. 2553-2560
Authors:
VASCONCELOS MTSD
GOMES CAR
MACHADO AASC
Citation: Mtsd. Vasconcelos et al., ION-CHROMATOGRAPHIC DETERMINATION OF FLUORIDE IN WELDING FUMES WITH ELIMINATION OF HIGH CONTENTS OF IRON BY SOLID-PHASE EXTRACTION, Journal of chromatography, 685(1), 1994, pp. 53-60
Authors:
REIS MF
ABDULLA M
PARR RM
CHATT A
DANG HS
MACHADO AASC
Citation: Mf. Reis et al., TRACE-ELEMENT CONTENTS IN FOOD DETERMINED BY NEUTRON-ACTIVATION ANALYSIS AND OTHER TECHNIQUES, Biological trace element research, 43-5, 1994, pp. 481-487
Authors:
REIS MF
MACHADO AASC
ABDULLA M
CANARIO J
SILVA JC
Citation: Mf. Reis et al., VALIDATION OF THE CUMULATIVE OR REPLICATE NAA METHOD FOR THE DETERMINATION OF TRACE-ELEMENTS IN BIOLOGICAL-MATERIALS, Biological trace element research, 43-5, 1994, pp. 585-596
Authors:
GONCALVES EPR
SOARES HMVM
BOAVENTURA RAR
MACHADO AASC
DASILVA JCGE
Citation: Epr. Goncalves et al., SEASONAL-VARIATIONS OF HEAVY-METALS IN SEDIMENTS AND AQUATIC MOSSES FROM THE CAVADO RIVER BASIN (PORTUGAL), Science of the total environment, 142(3), 1994, pp. 143-156
Authors:
DASILVA JCGE
MACHADO AASC
Citation: Jcge. Dasilva et Aasc. Machado, A COMBINATION OF SYNCHRONOUS FLUORESCENCE SPECTROSCOPY WITH CHEMOMETRIC TREATMENT AND INTERNAL STANDARDS IN NONAQUEOUS POTENTIOMETRIC TITRATIONS OF FULVIC-ACIDS, Talanta, 41(12), 1994, pp. 2095-2104
Authors:
SILVA CSPCO
DASILVA JCGE
MACHADO AASC
Citation: Cspco. Silva et al., EVOLVING FACTOR-ANALYSIS OF SYNCHRONOUS FLUORESCENCE-SPECTRA OF FULVIC-ACIDS IN THE PRESENCE OF ALUMINUM, Applied spectroscopy, 48(3), 1994, pp. 363-372
Authors:
MACHADO AASC
DASILVA JCGE
MAIA JAC
Citation: Aasc. Machado et al., MULTIWAVELENGTH ANALYSIS OF SYNCHRONOUS FLUORESCENCE-SPECTRA OF THE COMPLEXES BETWEEN A SOIL FULVIC-ACID AND CU(II), Analytica chimica acta, 292(1-2), 1994, pp. 121-132
Authors:
MACHADO AASC
Citation: Aasc. Machado, CONDUCTIVE EPOXY-BASED ION-SELECTIVE ELECTRODES, Analyst, 119(11), 1994, pp. 2263-2274
Authors:
MACHADO AASC
DASILVA JCGE
Citation: Aasc. Machado et Jcge. Dasilva, FACTOR-ANALYSIS OF MOLECULAR FLUORESCENCE DATA OF MARINE AND SOIL FULVIC-ACIDS, Chemometrics and intelligent laboratory systems, 19(2), 1993, pp. 155-167
Authors:
BASTO MCRMP
MACHADO AASC
Citation: Mcrmp. Basto et Aasc. Machado, COBALT(II) AND NICKEL(II) COMPLEXES WITH 1-(2-CARBAMYLETHYL)IMIDAZOLE, Synthesis and reactivity in inorganic and metal-organic chemistry, 23(4), 1993, pp. 523-549
Authors:
ALVARESRIBEIRO LMBC
MACHADO AASC
ALONSO J
BARTROLI J
DELVALLE M
Citation: Lmbc. Alvaresribeiro et al., COMPARISON OF THE SIMPLEX AND POWELL METHODS WITH A WEIGHTED RESPONSEFUNCTION FOR THE OPTIMIZATION OF FIA SYSTEMS, Talanta, 40(7), 1993, pp. 1113-1126
Authors:
TAVARES HMF
VASCONCELOS MTSD
MACHADO AASC
SILVA PAP
Citation: Hmf. Tavares et al., APPLICATION OF HYDRIDE GENERATION ATOMIC-ABSORPTION SPECTROMETRY TO THE DETERMINATION OF LEAD COLLECTED ON AIR FILTERS AND SPHAGNUM MOSS, Analyst, 118(11), 1993, pp. 1433-1439