Browsing by Author Mendes, MA

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PreviewIssue DateTitleAuthor(s)AdvisorType
2007Oxidation of sodium dodecylbenzenesulfonate with chrysotile: On-line monitoring by membrane introduction mass spectrometryFachini, A; Mendes, MA; Joekes, I; Eberlin, MN-Artigo de periódico
1998Oxygen atom transfer to positive ions: A novel reaction of ozone in the gas phaseMendes, MA; Moraes, LAB; Sparrapan, R; Eberlin, MN; Kostiainen, R; Kotiaho, T-Artigo de periódico
1998Locating the charge site in heteroaromatic cationsCarvalho, M; Gozzo, FC; Mendes, MA; Sparrapan, R; Kascheres, C; Eberlin, MN-Artigo de periódico
2000Double transacetalization of diacylium ionsSparrapan, R; Mendes, MA; Eberlin, MN-Artigo de periódico
1998Gas-phase chemistry of the sulfur hexafluoride fragment ions SFn+ (n=0-5) and SFn2+ (n=2, 4). Ab initio thermochemistry of novel reactions of S+. and SF+Sparrapan, R; Mendes, MA; Ferreira, IPP; Eberlin, MN; Santos, C; Nogueira, JC-Artigo de periódico
2000Headspace membrane introduction mass spectrometry for trace level analysis of VOCs in soil and other solid matrixesMendes, MA; Sparrapan, R; Eberlin, MN-Artigo de periódico
2000Formal fusion of a pyrrole ring onto 2-pyridyl and 2-pyrimidyl cations: One-step gas-phase synthesis of indolizine and its derivativesSparrapan, R; Mendes, MA; Carvalho, M; Eberlin, MN-Artigo de periódico
2000Trace level analysis of VOCs and semi-VOCs in aqueous solution using a direct insertion membrane probe and trap and release membrane introduction mass spectrometryMendes, MA; Eberlin, MN-Artigo de periódico
2001Transacetalization with gaseous carboxonium and carbosulfonium ionsMoraes, LAB; Mendes, MA; Sparrapan, R; Eberlin, MN-Artigo de periódico
2001Amino acid quantitation in aqueous matrices via trap and release membrane introduction mass spectrometry: homocysteine in human plasmaHaddad, R; Mendes, MA; Hoehr, NF; Eberlin, MN-Artigo de periódico
2006The venomous secrets of the web droplets from the viscid spiral of the orb-weaver spider Nephila clavipes (Araneae, Tetragnatidae)Salles, HC; Volsi, ECFR; Marques, MR; Souza, BM; dos Santos, LD; Tormena, CF; Mendes, MA; Palma, MS-Artigo de periódico
1996The construction of a membrane probe and its application towards the analysis of volatile organic compounds in water via the MIMS and MIMS/MS techniques.Mendes, MA; Pimpim, RS; Kotiaho, T; Barone, JS; Eberlin, MN-Artigo de periódico
2004Structure determination of an organometallic 1-(diazenylaryl)ethanol: A novel toxin subclass from the web of the spider Nephila clavipesMarques, MR; Mendes, MA; Tormena, CF; Souza, BM; Ribeiro, SP; Rittner, R; Palma, MS-Artigo de periódico
2005Structure determination of a tetrahydro-beta-carboline of arthropod origin: A novel alkaloid-toxin subclass from the web of spider Nephila clavipesMarques, MR; Mendes, MA; Tormena, CF; Souza, BM; Cesar, LMM; Rittner, R; Palma, MS-Artigo de periódico
2005Structure determination of hydroxytrypargine: A new tetrahydro-beta-carboline toxin from the venom of the spider Parawixia bistriataCesar, LMM; Tormena, CF; Marques, MR; Silva, GVJ; Mendes, MA; Rittner, R; Palma, MS-Artigo de periódico
2002Ortho effects in the dissociation of ionized N-chlorophenyl- and N-bromophenyl-2-aminobenzamidines: intramolecular aromatic substitution with cyclization to protonated 2-(2-aminophenyl)-1H-benzimidazolesMendes, MA; Rittner, R; Eberlin, MN; Suwinski, J; Szczepankiewicz, W-Artigo de periódico
1999Adducts and dimers of SFn+ (n = 1-5) with benzene, acetonitrile, and pyridine. Gas-phase generation and ab initio structures and thermochemistrySparrapan, R; Mendes, MA; Eberlin, MN-Artigo de periódico
2004Mass spectrometric characterization of two novel inflammatory peptides from the venom of the social wasp Polybia paulistade Souza, BM; Marques, MR; Tomazela, DM; Eberlin, MN; Mendes, MA; Palma, MS-Artigo de periódico
1998Mass spectrometry on-line monitoring and MS2 product characterization of TiO2/UV photocatalytic degradation of chlorinated volatile organic compoundsAlberici, RM; Mendes, MA; Jardim, WF; Eberlin, MN-Artigo de periódico
1996A cryotrap membrane introduction mass spectrometry system for analysis of volatile organic compounds in water at the low parts-per-trillion levelMendes, MA; Pimpim, RS; Kotiaho, T; Eberlin, MN-Artigo de periódico