Volume 9, Issue 1, 1991
15th January, 2023
by Ana Maria Oliveira Brett, M. Helena Gil, A. Paula Piedade
7-10
DOI: DOI: 10.4152/pea.199101007
by C. Moreno, A. Campos, M. Teixeira et al.
11-14
DOI: DOI: 10.4152/pea.199101011
Reaction of Pyridoxal and Pyridoxal 5-Phosphate with Hexylamine. Comparative Electrochemical and Spectrophotometric Studies
Read Abstractby T. Pineda, M. Blázquez, J. M. Sevilla et al.
15-18
DOI: DOI: 10.4152/pea.199101015
The Effect of Ta Ion Implantation on the Aqueous Corrosion Resistance of M50 Bearing Steel
Read Abstractby C M. Rangel, M. H. Simplício, A. C. Consiglieri
19-22
DOI: DOI: 10.4152/pea.199101019
by J. Davalos, J. F. Marco, M. Gracia et al.
23-26
DOI: DOI: 10.4152/pea.199101023
Influence of Imidazoles in the Deposition Velocity of Copper on non Conductors by Electroless
Read Abstractby M. M. Dávila, C. Martinez, H. Scholl et al.
27-30
DOI: DOI: 10.4152/pea.199101027
Modificações na Superfície do Eléctrodo de Irídio Induzidas por Polarização Electroquímica
Read Abstractby M.Teresa S. Portela, M. Irene S. Lopes, Inês T.E. Fonseca
31-34
DOI: DOI: 10.4152/pea.199101031
Influence of «Pseudomonas Aeruginosa» on the Pitting Corrosion of a 18/8 Stainless Steel in Phosphate Borate in the Presence of NaCl. I - Chloride Anions Action
Read Abstractby P. Esparza, J. Morales, M. P. Arevalo et al.
35-38
DOI: DOI: 10.4152/pea.199101035
Influence of «Pseudomonas Aeruginosa» on the Pitting Corrosion of a 18/8 Stainless Steel in Phosphate Borate in the Presence of NaCl. II - Microbiologically Influence Corrosion
Read Abstractby J. Morales, P. Esparza, M. P. Arevalo
39-42
DOI: DOI: 10.4152/pea.199101039
The Corrosion and Passivity of Copper in Aqueous Solutions Containing Sodium Perchlorate
Read Abstractby R. M. Souto, M. Pérez Sánchez, M. Barrera et al.
43-47
DOI: DOI: 10.4152/pea.199101043
by V. Costa, C. M. Rangel, L. F. Cruz et al.
49-53
DOI: DOI: 10.4152/pea.199101049
Estúdio del Proceso de Electrodeposición de Piorno en los Banos PbCl2-xNaCl Fundidos
Read Abstractby Y. Castrillejo, S. Palmero, M. L. Matía et al.
55-58
DOI: DOI: 10.4152/pea.199101055
Informação sobre a Natureza das Estruturas Coordenadoras dos Ácidos Fúlvicos Obtida por Comparação de Curvas de Titulação na Presença de Catiões Metálicos com Curvas Simuladas para Modelos
Read Abstractby Adélio A. S. C. Machado, Joaquim C. G. Esteves da Silva
59-63
DOI: DOI: 10.4152/pea.199101059
Cathodic Stripping Voltammetry at a Hanging Mercury Drop Electrode: Use of Polyaminoacid Films, Copper (II), Derivatization of Large Molecules and Sample Cleanup
Read Abstractby Arnold G. Fogg, Josino C. Moreira, F. Nil Ertas
65-70
DOI: DOI: 10.4152/pea.199101065
Adsorptive Stripping Voltammetry: Adsorption of Dioxime Ligands and Cobalt and Nickel Complexes at Mercury Thin-Film Electrodes
Read Abstractby Christopher M. A. Brett, Ana Maria Oliveira Brett, Jorge L. C. Pereira
71-74
DOI: DOI: 10.4152/pea.199101071
Estúdio Voltamperometrico de los Complejos Cd-Ligandos Inorgânicos a Bajas Concentraciones
Read Abstractby E. Barrado, R. Pardo, M. Herguedas et al.
75-78
DOI: DOI: 10.4152/pea.199101075
Interaction of 6-Aminopurine (Adenine) and of 6-Dimetylaminopurine with Copper Ions in Aqueous Medium. Formation of Cu(I) Complexes
Read Abstractby J. E. Simão, H. M. Tavares
79-83
DOI: DOI: 10.4152/pea.199101079
by Júlia M. C. S. Magalhães, Adélio A. S. C. Machado
85-88
DOI: DOI: 10.4152/pea.199101085
by Luís Filipe B. Ribeiro, Carlos Alberto B. Silva, Maria Teresa S. R. Gomes et al.
89-92
DOI: DOI: 10.4152/pea.199101089
Determinación de Parametros Cinéticos de Reacciones Electródicas Casi-Reversibles con Forma Reducida Soluble en Disolución, Mediante Métodos de la Electroquímica Semi-Integral (III)
Read Abstractby M. Barrera, M. Pérez Sánchez, L. Fernández Mérida
93-97
DOI: DOI: 10.4152/pea.199101093
by M. D. Geraldo, M. I. Montenegro
99-103
DOI: DOI: 10.4152/pea.199101099
Uncertainty Introduced by Extrapolation in the Conventional Assignment of Reference pH Values
Read Abstractby M. J. Guiomar, H. M. Lito, M. Filomena G. F. C. Camões
105-112
DOI: DOI: 10.4152/pea.199101105
Anodic Oxidation of DMAB and Influence of Additives in Electroless Plating
Read Abstractby A. P. Ricardo, L. M. Abrantes
113-116
DOI: DOI: 10.4152/pea.199101113
Oxime-Imine Reduction in the Liquid-Gas Interface in Fast Atom Bombardment Mass Spectrometry: an Electrochemical Analogy
Read Abstractby M. Graça O. Santana-Marques, António. J. V. Ferrer-Correia, Michael L. Gross
117-120
DOI: DOI: 10.4152/pea.199101117
Adsorption and Electrochemical Activity of Imidazole Derivative on Pt/Pt, Au and Hg Electrodes
Read Abstractby M. M. Dávila, M. P. Elizalde, T. D. Gladysheva et al.
121-124
DOI: DOI: 10.4152/pea.199101121
An Electrochemical Approach to the Study of Dynamic Processes at the Insulator/Liquid Interface
Read Abstractby R. G. Compton, C. A. Brown and C. A. Narramore
125-128
DOI: DOI: 10.4152/pea.199101125
Electrochemical Oxidation of Biscyclopentadie-nylmolybdenum Complexes. Effect of Coordinated Amidines
Read Abstractby A. M. Fonseca, M. A. Queirós, A. R. DIAS
129-134
DOI: DOI: 10.4152/pea.199101129
by A. P. Bettencourt, A. P. Esteves, A. M. Freitas et al.
135-139
DOI: DOI: 10.4152/pea.199101135
by Carmen Polo, M. Gloria Quintanilla, Fructuoso Barba
141-144
DOI: DOI: 10.4152/pea.199101141
Contributions to the Formation Mechanism of 2,4-Diaryl Furanes and Electrosynthesis of 2-Aryl-4-Methy 1-Furans
Read Abstractby F. Barba, J. L. de la Fuente
145-148
DOI: DOI: 10.4152/pea.199101145
Electrogeneration of N,O-Diaroyl-N-Arylhy-droxylamines as Precursor of Aromatic Amides
Read Abstractby Fructuoso Barba, Jose I. Lozano, Jose Escudero
149-151
DOI: DOI: 10.4152/pea.199101149
Cathodic Reduction of a-Halocarbonilic Compounds in the Presence of Apparently non-Reactive Substances
Read Abstractby G. Montero, G. Quintanilla, F. Barba
153-158
DOI: DOI: 10.4152/pea.199101153
Complexation of Electrochemically Reduced Crown Ethers Incorporating Anthraquinone Nuclei with Alkali Metal Ions
Read Abstractby J. M. Caridade Costa, B. Jeyashri, D. Bethell
157-161
DOI: DOI: 10.4152/pea.199101157
Ellipsometric Studies of Poly-3-Methylthiophene Films Deposition under Different Conditions
Read Abstractby L. M. Abrantes, F. Chao , M. Costa et al
163-166
DOI: DOI: 10.4152/pea.199101163
The Role of the «Charging Current» in the Electrochemical Behaviour of Polypyrrole
Read Abstractby L. M. Abrantes, J. C. Mesquita, M. Kalaji et al.
167-170
DOI: DOI: 10.4152/pea.199101167
Digital Simulation Applied to the Identification of the Oxidation Mechanism of [FeH(CNMe) (dppe)2] [BF4]
Read Abstractby M. Amélia N. D. A. Lemos, Armando J. L. O. Pombeiro
171-174
DOI: DOI: 10.4152/pea.199101171
The Cathodic Cleavage of Some Protecting Groups from Amine and Thiol Derivatives
Read Abstractby M. D. Geraldo, M. J. Medeiros
175-180
DOI: DOI: 10.4152/pea.199101175
The Effect of Electrolyte Concentration on the Behaviour of Electrochemical Systems
Read Abstractby M. F. Bento, M. J. Medeiros, M. I. Montenegro et al.
181-187
DOI: DOI: 10.4152/pea.199101181
Anodic Deprotonation of Methyleneamido to Nitrile Ligands at a Rhenium Centre
Read Abstractby M. Fátima C.G. Silva, Armando J. L. Pombeiro
189-193
DOI: DOI: 10.4152/pea.199101189
Study of the Electrochemical Behaviour of the Cyanamide Complexes of Rhenium (I), TRANS--[Re(CNR) (NCR,) (dppe)2]+ (R,=NH2 or NHC (=NH) NH2)
Read Abstractby M. Fernanda N. N. Carvalho, Armando J. L. Pombeiro
195-198
DOI: DOI: 10.4152/pea.199101195
Comportamiento Electroquimico del Polipirrol en Medio Poliestirensulfonatosodico
Read Abstractby M. J. González-Tejera; A. de la Plaza, I. Hernandez-Fuentes
199-203
DOI: DOI: 10.4152/pea.199101199
The Existence of a Parallel Pathway Mechanism in the Reduction of Pyrimidine on Mercury
Read Abstractby M. Rueda, I. Navarro, F. Prieto et al.
205-209
DOI: DOI: 10.4152/pea.1991012005
by M. Ruiz Montoya, J. M. Rodriguez Mellado
211-214
DOI: DOI: 10.4152/pea.199101211
Redox Properties and Ligand Effects of Some Phosphonium-Functionalized Isocyanide Complexes of Group VI Transition Metal Carbonyls
Read Abstractby M. T. A. Ribeiro, A. J. L. Pombeiro
215-219
DOI: DOI: 10.4152/pea.199101215
Influence of Temperature and Ionic Strength on the Complexation Parameters of the System Cu(II)--Fulvic Acid
Read Abstractby M. Teresa S. D. Vasconcelos, Adélio A. S. C. Machado, Francisco Rey
221-224
DOI: DOI: 10.4152/pea.199101221
Conductivity Studies of a Novel Polymer Electrolyte Based on Europiumtryflouro-methanesulph onate
Read Abstractby Michael Smith, Carlos Silva
225-231
DOI: DOI: 10.4152/pea.199101225
Study of the Electropolimerization of O-Toluidine and the Effect of the Temperature on the Resistance of the Polymer
Read Abstractby P. Herrasti, P. Ocon
233-236
DOI: DOI: 10.4152/pea.199101233
by R. Rodríguez-Amaro, M. Giménez, L. Camacho et al.
237-240
DOI: DOI: 10.4152/pea.199101237
Electrochemical Behaviour of Some Dinuclear Carbene Complexes of Pd or Pt
Read Abstractby T. J. Castilho, A. J. L. Pombeiro, R. Bertani et al.
241-244
DOI: DOI: 10.4152/pea.199101241
by César A. N. Viana, António R. T. Calado
245-252
DOI: DOI: 10.4152/pea.199101245
by Cristina R. R. Oliveira, M. J. F. Rebelo, M. F. G. F. C. Camões
253-258
DOI: DOI: 10.4152/pea.199101253
Analisis Comparativo de Algunas Ecuaciones Utilizadas en el Ajuste de Coeficientes de Actividad de Mezclas de Electrolitos
Read Abstractby F. Hernández-Luis, L. Fernández-Mérida, M.A. Esteso
259-262
DOI: DOI: 10.4152/pea.199101259
Ecuaciones de Pitzer para Mezclas Electrolito +No-Electrolito. Dependência de las Interacciones Ion-Dipolo con la Fuerza Ionica del Medio y la Concentration de Zwitteriones
Read Abstractby Guillermo E. Garcia, Raquel Rodríguez-Raposo, Luis Fernández-Mérida et al.
263-266
DOI: DOI: 10.4152/pea.199101263
Analisis Comparativo Entre las Ecuaciones de Pitzer y de Lim(Holl) para Mezclas de Electrolitos 1:1 + 1:2 (Orgânico)
Read Abstractby Luis Fernández-Mérida, Felipe Hernández-Luis
267-270
DOI: DOI: 10.4152/pea.199101267
by Richard G. Compton , Adrian C. Fisher, R. Geoffrey Wellington et al.
271-274
DOI: DOI: 10.4152/pea.199101271
Application of In-Situ SnifTIRS to the Study of the Electroreduction of Dioxygen on Gold
Read Abstractby P. Christensen, C. Paliteiro, A. Hamnett
275-278
DOI: DOI: 10.4152/pea.199101275
In Situ Infrared Reflectance Spectroscopy of Formaldehyde Adsorption on Polycrystalline Platinum Electrodes in Alkaline Medium
Read Abstractby P. Olivi, L. O. S. Bulhões, B. Beden et al.
279-282
DOI: DOI: 10.4152/pea.199101279