Find Research Outputs

1998
25 Citations (Scopus)
Molybdenum oxide
Vanadium
Charcoal
Gasification
Activated carbon
59 Citations (Scopus)

Kinetics of ultra-fast excited state proton transfer from 7-hydroxy-4-methylflavylium chloride to water

Lima, J. C., Abreu, I., Brouillard, R. & Maçanita, A. L., 11 Dec 1998, In : Chemical Physics Letters. 298, 1-3, p. 189-195 7 p.

Research output: Contribution to journalArticle

Proton transfer
Excited states
Rate constants
chlorides
Kinetics
17 Citations (Scopus)
Leishmaniasis
Visceral Leishmaniasis
Cellular Immunity
Canidae
Epidemiology
98 Citations (Scopus)

Mass transfer correlations in membrane extraction: analysis of Wilson-plot methodology

Viegas, R. M. C., Rodríguez, M., Luque, S., Alvarez, J. R., Coelhoso, I. M. & Crespo, J. P. S. G., 24 Jun 1998, In : Journal of Membrane Science. 145, 1, p. 129-142 14 p.

Research output: Contribution to journalArticle

mass transfer
Mass transfer
plots
methodology
contactors
25 Citations (Scopus)

Membrane bioreactor for drinking water denitrification

Barreiros, A. M., Rodrigues, C. M., Crespo, J. P. S. G. & Reis, M. A. M., 1998, In : Bioprocess Engineering. 18, 4, p. 297-302 6 p.

Research output: Contribution to journalArticle

Denitrification
Bioreactors
Potable water
Drinking Water
Membranes
6 Citations (Scopus)

Metal binding to the tetrathiolate motif of desulforedoxin and related polypeptides

Kennedy, M., Yu, L., Lima, M. J., Ascenso, C. S., Czaja, C., Moura, I., Moura, J. J. G. & Rusnak, F., 1 Dec 1998, In : Journal of Biological Inorganic Chemistry. 3, 6, p. 643-649 7 p.

Research output: Contribution to journalArticle

Metals
Peptides
Mutant Proteins
Protons
Ligands
1 Citation (Scopus)
Silicon oxides
Photodiodes
Optoelectronic devices
Heterojunctions
Metals
17 Citations (Scopus)

Microcrystalline thin metal oxide films for optoelectronic applications

Malik, A., Sêco, A., Fortunato, E. & Martins, R., May 1998, In : Journal of Non-Crystalline Solids. 227-230, PART 2, p. 1092-1095 4 p.

Research output: Contribution to journalArticle

Open Access
Quantum efficiency
Optoelectronic devices
Oxide films
Metals
Zinc sulfide
19 Citations (Scopus)

Modulation of the ligational properties of a new cylindrical macrotricycle by coupling of photochemical- and pH-switching properties

Bencini, A., Bernardo, M. A., Bianchi, A., Ciampolini, M., Fusi, V., Nardi, N., Parola, A. J., Pina, F. & Valtancoli, B., 1 Jan 1998, In : Journal of the Chemical Society. Perkin Transactions 2. 2, p. 413-418 6 p.

Research output: Contribution to journalArticle

Isomers
Isomerization
Modulation
Protonation
Photochemical reactions
29 Citations (Scopus)

Molecular dynamics simulation of cytochrome c3: Studying the reduction processes using free energy calculations

Soares, C. M., Martel, P. J., Mendes, J. & Carrondo, M. A., 1 Jan 1998, In : Biophysical Journal. 74, 4, p. 1708-1721 14 p.

Research output: Contribution to journalArticle

Molecular Dynamics Simulation
Heme
Oxidation-Reduction
Desulfovibrio vulgaris
cytochrome c(3)
1 Citation (Scopus)

Multicomponent discharge dynamics of adsorbed natural gas storage systems

Mota, J. P. B., 1 Dec 1998, In : ACS Division of Fuel Chemistry, Preprints. 43, 3, p. 601-604 4 p.

Research output: Contribution to journalArticle

Natural gas
Adsorption
Activated carbon
Hydrocarbons
Mathematical models

Multicomponent discharge dynamics of adsorbed natural gas storage systems

Mota, JPB., 23 Aug 1998, In : Abstracts Of Papers Of The American Chemical Society. 216, p. U861-U861

Research output: Contribution to journalMeeting Abstract

10 Citations (Scopus)

Multiconfiguration Dirac-Fock calculation of 2s1/2-2p3/2 transition energies in highly ionized bismuth, thorium, and uranium

Santos, J. P., Marques, J. P., Parente, F., Lindroth, E., Boucard, S. & Indelicato, P., 1998, In : European Physical Journal D. 1, 2, p. 149-163 15 p.

Research output: Contribution to journalArticle

Open Access
thorium
bismuth
uranium
troughs
energy
113 Citations (Scopus)

Multistate/multifunctional molecular-level systems: Light and pH switching between the various forms of a synthetic flavylium salt

Pina, F., Roque, A., Melo, M. J., Maestri, M., Belladelli, L. & Balzani, V., 1 Jul 1998, In : Chemistry - A European Journal. 4, 7, p. 1184-1191 8 p.

Research output: Contribution to journalArticle

Salts
Photochemical reactions
Chalcone
Data storage equipment
Optical data storage
4 Citations (Scopus)

Nash equilibrium and the law of large numbers

Pascoa, M. R., 1 May 1998, In : International Journal of Game Theory. 27, 1, p. 83-92 10 p.

Research output: Contribution to journalArticle

Law of large numbers
Nash Equilibrium
Mixed Strategy
Law
Product Measure
11 Citations (Scopus)

New materials for large-area position-sensitive detectors

Fortunato, E. & Martins, R., 15 Jun 1998, In : Sensors and Actuators, A: Physical. 68, 1-3, p. 244-248 5 p.

Research output: Contribution to journalConference article

Detectors
sensors
detectors
Sensors
assembling
17 Citations (Scopus)

New UV-enhanced solar blind optical sensors based on monocrystalline zinc sulphide

Malik, A., Sêco, A., Fortunato, E. & Martins, R., 15 May 1998, In : Sensors and Actuators, A: Physical. 67, 1-3, p. 68-71 4 p.

Research output: Contribution to journalConference article

Zinc sulfide
zinc sulfides
Optical sensors
optical measuring instruments
Photodetectors
21 Citations (Scopus)

NMR determination of the global structure of the 113Cd derivative of desulforedoxin: Investigation of the hydrogen bonding pattern at the metal center

Goodfellow, B. J., Rusnak, F., Moura, I., Domke, T. & Moura, J. J. G., 1 Apr 1998, In : Protein Science. 7, 4, p. 928-937 10 p.

Research output: Contribution to journalArticle

Hydrogen Bonding
Hydrogen bonds
Metals
Nuclear magnetic resonance
Derivatives
10 Citations (Scopus)

Non-diffusion-controlled excimer formation with indane and acenaphthene. Kinetics and thermodynamics from picosecond-time-resolved fluorescence

Reyes Vigil, M., Renamayor, C. S., Piérola, I., Lima, J. C., Melo, E. C. & Maçanita, A. L., 1 May 1998, In : Chemical Physics Letters. 287, 3-4, p. 379-387 9 p.

Research output: Contribution to journalArticle

Deconvolution
excimers
Fluorescence
Thermodynamics
fluorescence
10 Citations (Scopus)

Normally ordered inverse semigroups

Fernandes, V. H. B. D., 1 Jan 1998, In : Semigroup Forum. 56, 3, p. 418-433 16 p.

Research output: Contribution to journalArticle

Open Access
Pseudovariety
Ordered Semigroup
Inverse Semigroup
Partial Order
Injective

O impacto do Euro na economia portuguesa

Pinto Barbosa, A., Barreto, A., Nogueira Leite, A., Rosa, M. J. V., Abreu, M., Gouveia, M., St. Aubyn, M., Alves, N. & Gaspar, V., 1998, Lisboa: Dom Quixote. 484 p.

Research output: Book/ReportBook

5 Citations (Scopus)

Oscillations of Delay Difference Systems

Ferreira, J. M. & Pedro, A. M., 1 May 1998, In : Journal of Mathematical Analysis and Applications. 221, 1, p. 364-383 20 p.

Research output: Contribution to journalArticle

Open Access
Oscillation
Nonautonomous Systems
Autonomous Systems
Dependent
Family
36 Citations (Scopus)

Oxidative stress in primary antiphospholipid syndrome.

Ames, P. R., Nourooz-Zadeh, J., Tommasino, C., Alves, J., Brancaccio, V. & Anggard, E. E., 1 Feb 1998, In : THROMBOSIS AND HAEMOSTASIS. 79, 2, p. 447-449 3 p.

Research output: Contribution to journalLetter

27 Citations (Scopus)

Oxydehydrogenation of cyclohexanol over carbon catalysts

Fonseca, I. M., Vital, J., Ramos, A. M., Valente, H., Rego, A. M. B. D. & Reis, M. J., 1 Jan 1998, In : Carbon. 36, 7-8, p. 1159-1165 7 p.

Research output: Contribution to journalArticle

Cyclohexanols
Carbon
Catalysts
Phenol
Dehydration
55 Citations (Scopus)

pH-Controlled photochromism of hydroxyflavylium ions

Pina, F., Melo, M. J., Parola, A. J., Maestri, M. & Balzani, V., 1 Oct 1998, In : Chemistry - A European Journal. 4, 10, p. 2001-2007 7 p.

Research output: Contribution to journalArticle

Photochromism
Ions
Chalcone
Rate constants
Equilibrium constants
4 Citations (Scopus)

Photochemical sensors based on amorphous silicon thin films

Fortunato, E., Malik, A. & Martins, R., May 1998, In : Sensors And Actuators B-Chemical. B46, 3, p. 202-207 6 p.

Research output: Contribution to journalArticle

Open Access
Amorphous silicon
Thin films
Hydrogen
Sensors
Metals
12 Citations (Scopus)

Phytochemical analysis and antimicrobial evaluation of Detarium microcarpum bark extracts

Abreu, P. M., Rosa, V. S., Araúo, M. E. M., Canda, A. B., Kayser, O., Bindseil, K. U., Siems, K. & Seemann, A., 1 Jan 1998, In : Pharmaceutical and Pharmacological Letters. 8, 3, p. 107-109 3 p.

Research output: Contribution to journalArticle

Phytochemicals
Citrobacter freundii
Stigmasterol
Klebsiella pneumoniae
Listeria monocytogenes
2 Citations (Scopus)

Polymerisation of styrene using Y, USY and β zeolites as catalysts

Ramos, A. M., Vital, J., Silva, I. F., Valente, H. & Gomes, P. T., 1998, In : Catalysis Letters. 51, 3-4, p. 117-119 3 p.

Research output: Contribution to journalArticle

Zeolites
Styrene
styrenes
zeolites
molecular weight
12 Citations (Scopus)

Polymers from pine gum components: Radical and coordination homo and copolymerization of pinenes

Ramos, A. M., Lobo, L. S. & Bordado, J. M., 1 Jan 1998, In : Macromolecular Symposia. 127, p. 43-50 8 p.

Research output: Contribution to journalConference article

copolymerization
Copolymerization
Polymers
Styrene
Methacrylates

Portugal e a Unificação Europeia

Severiano Teixeira, N. & Costa Pinto, A., 1998, Lisboa: Edições Cosmos. 233 p.

Research output: Book/ReportBook

Portugal na Grande Guerra 1914-1918: As razões da Entrada e os Problemas da Conduta

Severiano Teixeira, N., 1998, Portugal e a Guerra: História das Intervenções Portuguesas nos Grandes Conflitos Mundiais (sécs. XIX-XX). Severiano Teixeira, N. (ed.). Lisboa: Colibri, p. 55-69 15 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

18 Citations (Scopus)
Tryptophan
Water
Vanadium
Carbon
X ray diffraction
194 Citations (Scopus)

Principles for sustainable governance of the oceans

Costanza, R., Andrade, F., Antunes, P., Van Den Belt, M., Boersma, D., Boesch, D. F., Catarino, F., Hanna, S., Limburg, K., Low, B., Molitor, M., Pereira, J. G., Rayner, S., Santos, R., Wilson, J. & Young, M., 10 Jul 1998, In : Science. 281, 5374, p. 198-199 2 p.

Research output: Contribution to journalShort survey

1 Citation (Scopus)

Probing the iron environment in desulforedoxin. EXAFS of oxidized and reduced states

Stålhandske, C. M. V., Dong, J., Tavares, P., Liu, M. Y., LeGall, J., Moura, J. J. G., Moura, I., Park, J. B., Adams, M. W. W. & Scott, R. A., 15 May 1998, In : Inorganica Chimica Acta. 273, 1-2, p. 409-411 3 p.

Research output: Contribution to journalConference article

Rubredoxins
Clostridium
Iron
iron
Oxidation
6 Citations (Scopus)
learning
educational activities
student
tutor
curriculum
12 Citations (Scopus)

Quality assessment of refined olive oils by gas extraction

Simões, P. C., Carmelo, P. J., Pereira, P. J., Lopes, J. A., Nunes da Ponte, M. & Brunner, G., 15 Jun 1998, In : Journal of Supercritical Fluids. 13, 1-3, p. 337-341 5 p.

Research output: Contribution to journalArticle

Olive oil
Oils
Supercritical fluids
oils
Gases
68 Citations (Scopus)

Rapid insulin sensitivity test (RIST)

Lautt, W. W., Wang, X., Sadri, P., Legare, D. J. & Macedo, M. P., 1 Jan 1998, In : Canadian Journal Of Physiology And Pharmacology. 76, 12, p. 1080-1086 7 p.

Research output: Contribution to journalArticle

Insulin Resistance
Insulin
Glucose
Atropine
Intravenous Administration

Real time wave propagation simulation: Model implementation for the Tagus River

Diogo, P. A., Rodrigues, A. & Rodrigues, A. F. S., 1998, p. 35-44. 10 p.

Research output: Contribution to conferencePaper

Wave propagation
Rivers
Alarm systems
Water
36 Citations (Scopus)

Regulation of expression of the amino acid transporter gene BAP3 in Saccharomyces cerevisiae

De Boer, M., Bebelman, J. P., Gonçalves, P. M., Maat, J., Van Heerikhuizen, H. & Planta, R. J., 1998, In : Molecular Microbiology. 30, 3, p. 603-613 11 p.

Research output: Contribution to journalArticle

Amino Acid Transport Systems
Saccharomyces cerevisiae
Amino Acids
Branched Chain Amino Acids
Genes
12 Citations (Scopus)
Nanocrystalline silicon
Silicon
Wire
Boron
Silicon carbide
3 Citations (Scopus)

Selective optical sensors from 0.25 to 1.1 μm based on metal oxide-semiconductor heterojunctions

Malik, A., Sêco, A., Fortunato, E. & Martins, R., 15 Jun 1998, In : Sensors And Actuators A-Physical. 68, 1-3, p. 333-337 5 p.

Research output: Contribution to journalArticle

Open Access
Optical sensors
optical measuring instruments
Tin oxides
metal oxide semiconductors
indium oxides
3 Citations (Scopus)

Silicon active optical sensors: From functional photodetectors to smart sensors

Malik, A. & Martins, R., 15 Jun 1998, In : Sensors And Actuators A-Physical. 68, 1-3, p. 359-364 6 p.

Research output: Contribution to journalConference article

Smart sensors
Optical sensors
optical measuring instruments
Photodetectors
photometers
74 Citations (Scopus)

Simultaneous viscosity and density measurement of supercritical CO2-saturated PEG 400

Gourgouillon, D., Avelino, H. M. N. T., Fareleira, J. M. N. A. & Nunes da Ponte, M., 15 Jun 1998, In : Journal of Supercritical Fluids. 13, 1-3, p. 177-185 9 p.

Research output: Contribution to journalArticle

Viscosity measurement
Polyethylene glycols
Viscosity
viscosity
wire
65 Citations (Scopus)

Social and clinical factors influencing the choice of coping strategies in relatives of patients with schizophrenia: Results of the BIOMED I study

Magliano, L., Fadden, G., Economou, M., Xavier, M., Held, T., Guarneri, M., Marasco, C., Tosini, P. & Maj, M., Sep 1998, In : Social Psychiatry and Psychiatric Epidemiology. 33, 9, p. 413-419 7 p.

Research output: Contribution to journalArticle

schizophrenia
Schizophrenia
coping
Social Support
social support

Special issue - Logics for artificial intelligence - Preface

Alferes, J. J. A. & Pereira, L. M., Apr 1998, In : Journal Of Automated Reasoning. 20, 1-2, p. 1-3 3 p.

Research output: Contribution to journalArticle