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Author:Ferreira, M.A.

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11 matching references were found.

Casal, S.; Fernandes, J.O.; Oliveira, M.B.P.P.; Ferreira, M.A., Gas chromatographic-mass spectrometric quantification of 4-(5-)-methylimidazole in roasted coffee after ion-pair extraction, J. Chromatogr. A, 2002, 976, 1-2, 285-291, https://doi.org/10.1016/S0021-9673(02)01154-8 . [all data]

Pinho, O.; Ferreira, I.M.P.L.V.O.; Ferreira, M.A., Quantification of short-chain free fatty acids in Terrincho ewe cheese: intravarietal comparison, J. Dairy Sci., 2003, 86, 10, 3102-3109, https://doi.org/10.3168/jds.S0022-0302(03)73910-1 . [all data]

Casal, S.; Beatriz Oliveira, M.; Ferreira, M.A., Gas chromatographic quantification of amino acid enantiomers in food matrices by their N(O,S)-ethoxycarbonyl heptafluorobutyl ester derivatives, J. Chromatogr. A, 2000, 866, 2, 221-230, https://doi.org/10.1016/S0021-9673(99)01105-X . [all data]

Silva, B.M.; Casal, S.; Andrade, P.B.; Seabra, R.M.; Oliveira, M.B.P.P.; Ferreira, M.A., Free amino acid composition of quince (Cydonia oblonga Miller) fruit (pulp and peel) and jam, J. Agric. Food Chem., 2004, 52, 5, 1201-1206, https://doi.org/10.1021/jf030564x . [all data]

Casal, S.; Mendes, E$.; Fernandes, J.O.; Oliveira, M.B.P.P.; Ferreira, M.A., Analysis of heterocyclic aromatic amines in foods by gas chromatography-mass spectrometry as their tert.-butyldimethylsilyl derivatives, J. Chromatogr. A, 2004, 1040, 1, 105-114, https://doi.org/10.1016/j.chroma.2004.03.054 . [all data]

Ferreira, M.A.A., Mass spectrometric study of ionization and dissociation of N2O by electron impact, Rev. Port. Quim., 1968, 10, 168. [all data]

Ferreira, M.A.A.; Fronteira_e_Silva, M.E., Ionizacao e dissociacao do di-sulfureto decarbono por impacto electonico, Rev. Port. Quim., 1970, 12, 70. [all data]

Ferreira, M.A.A.; Costa, M.L., Impacto electronico no oxi-sulfureto de carbono: potenciais de aparecimento de io~es positivos, calores de formaca~o e energias de dissociaca~o, Rev. Port. Quim., 1972, 14, 21. [all data]

Momigny, J.; Mathieu, G.; Wankenne, H.; Ferreira, M.A.A., Collision and non-collision induced predissociation in the appearance of S+ and CS+ ions from CS2 under electron impact, Chem. Phys. Lett., 1973, 21, 606. [all data]

Rosenstock, H.M.; Buff, R.; Ferreira, M.A.A.; Lias, S.G.; Parr, A.C.; Stockbauer, R.L.; Holmes, J.L., Fragmentation mechanism and energetics of some alkyl halide ions, J. Am. Chem. Soc., 1982, 104, 2337. [all data]

Ferreira, M.A.A.; Cabral, B.J.C.; Oliveira, M.C.; Baer, T., Dissociation mechanisms of energy-selected chlorobutane ions: Experiment and theory, Org. Mass Spectrom., 1993, 28, 1229. [all data]