Find Research Outputs

1997

Spectroscopic characterization of the nitrate reductase from Pseudomonas nautica 617 - Pseudomonas nautica nitrate reductase

Carneiro, C., Besson, S., Moura, J. J. G., Moura, I. & Fauque, G., 1997, Spectroscopy of Biological Molecules : Modern Trends. Carmona, P., Navarro, R. & Hernanz, A. (eds.). Springer Netherlands, p. 181-182

Research output: Chapter in Book/Report/Conference proceedingChapter

18 Citations (Scopus)

Speed photodetectors based on amorphous and microcrystalline silicon p-i-n devices

Vieira, M., 13 Jan 1997, In : APPLIED PHYSICS LETTERS. 70, 2, p. 220-222 3 p.

Research output: Contribution to journalArticle

amorphous silicon
photometers
illumination
sensors
silicon

Spínola, António

Severiano Teixeira, N., 1997, Dicionário de História do Estado Novo. Rosas, F. & de Brito, B. (eds.). Lisboa: Círculo de Leitores, Vol. 2. p. 956-958 3 p.

Research output: Chapter in Book/Report/Conference proceedingEntry for encyclopedia/dictionary

10 Citations (Scopus)

Spray-deposited metal oxide films with various properties for micro- and optoelectronic applications: Growth and characterization

Malik, A., Seco, A., Nunes, R., Vieira, M., Fortunato, E. & Martins, R., 1997, In : MRS Proceedings. 471, p. 47-52 6 p.

Research output: Contribution to journalArticle

Optoelectronic devices
Oxide films
Metals
Spray pyrolysis
Productivity
18 Citations (Scopus)
Chalcone
Ground state
Chlorides
Salts
Acids
7 Citations (Scopus)
Microcrystalline silicon
Amorphous silicon
amorphous silicon
Optical properties
optical properties
80 Citations (Scopus)

Structure and function of molybdopterin containing enzymes

Romão, M. J., Knäblein, J., Huber, R. & Moura, J. J. G., 5 Sep 1997, In : Progress in Biophysics and Molecular Biology. 68, 2-3, p. 121-144 24 p.

Research output: Contribution to journalArticle

Enzymes
Peptides
molybdenum cofactor
61 Citations (Scopus)

Study of the thermal decomposition of 2-Azidoacetic acid by photoelectron and matrix isolation infrared spectroscopy

Dyke, J. M., Groves, A. P., Morris, A., Ogden, J. S., Dias, A. A., Oliveira, A. M. S., Costa, M. L., Barros, M. T., Cabral, M. H. & Moutinho, A. M. C., 23 Jul 1997, In : Journal of the American Chemical Society. 119, 29, p. 6883-6887 5 p.

Research output: Contribution to journalArticle

Photoelectrons
Infrared spectroscopy
Spectrum Analysis
Pyrolysis
Hot Temperature
51 Citations (Scopus)

Synthesis of phenanthridines by radical C(aryl)-C(aryl) coupling

Rosa, A. M., Lobo, A. M., Branco, P. S., Prabhakar, S. & Pereira, A. M. D. L., 6 Jan 1997, In : Tetrahedron. 53, 1, p. 269-284 16 p.

Research output: Contribution to journalArticle

Aniline Compounds
Phenanthridines
Hydrogen
Carbon
Derivatives
146 Citations (Scopus)

Testing for unit roots with breaks: Evidence on the great crash and the unit root hypothesis reconsidered

Nunes, L. C., Newbold, P. & Kuan, C. M., Nov 1997, In : Oxford Bulletin of Economics and Statistics. 59, 4, p. 435-448 14 p.

Research output: Contribution to journalArticle

Unit Root
Crash
Testing
evidence
Null
74 Citations (Scopus)

The 2.4 Å resolution crystal structure of boar seminal plasma PSP-I/PSP-II: a zona pellucida-binding glycoprotein heterodimer of the spermadhesin family built by a CUB domain architecture

Varela, P. F., Romero, A., Sanz, L., Romão, M. J., Töpfer-Petersen, E. & Calvete, J. J., 12 Dec 1997, In : Journal of Molecular Biology. 274, 4, p. 635-649 15 p.

Research output: Contribution to journalArticle

Semen
Primary Spontaneous Pneumothorax
spermadhesin
Zona Pellucida Glycoproteins
Galectins
58 Citations (Scopus)

The Bacillus subtilis L-arabinose (ara) operon: nucleotide sequence, genetic organization and expression

Sá-Nogueira, I., Nogueira, T. I. V., Soares, S. & de Lencastre, H., Mar 1997, In : Microbiology-Sgm. 143 ( Pt 3), p. 957-69 13 p.

Research output: Contribution to journalArticle

Arabinose
Operon
Bacillus subtilis
ribulokinase
L-arabinose isomerase
47 Citations (Scopus)
Tin
Hydrides
tributyltin
azobis(isobutyronitrile)
124 Citations (Scopus)

The crystal structures of two spermadhesins reveal the CUB domain fold

Romero, A., Romão, M. J., Varela, P. F., Kölln, I., Dias, J. M., Carvalho, A. L., Sanz, L., Töpfer-Petersen, E. & Calvete, J. J., 1 Jan 1997, In : Nature Structural Biology. 4, 10, p. 783-788 6 p.

Research output: Contribution to journalArticle

Crystal structure
Semen
Lectins
Ovum
Spermatozoa
6 Citations (Scopus)

The formate dehydrogenase isolated from the aerobe Methylobacterium sp. RXM is a molybdenum-containing protein

Duarte, R. O., Reis, A., Gírio, F., Moura, I., Moura, J. J. G. & Collaço, T. A., 3 Jan 1997, In : Biochemical And Biophysical Research Communications. 230, 1, p. 30-34 5 p.

Research output: Contribution to journalArticle

Methylobacterium
Formate Dehydrogenases
Molybdenum
Paramagnetic resonance
Temperature
1 Citation (Scopus)

The good monopoly? A case for joint ownership of competing systems

Barros, P. P. & Nogueira Leite, A., Mar 1997, In : Information Economics and Policy. 9, 1, p. 19-36 18 p.

Research output: Contribution to journalArticle

Joint ownership
Monopoly
Ownership
Competitors
Consumer value
23 Citations (Scopus)
Aldehyde Oxidoreductases
Desulfovibrio gigas
Molybdenum
Xanthine Oxidase
Sulfur
30 Citations (Scopus)
Desulfovibrio vulgaris
Oxidation-Reduction
Theoretical Models
Propionates
Heme
9 Citations (Scopus)

The primary structure of the split-Soret cytochrome c from Desulfovibrio desulfuricans ATCC 27774 reveals an unusual type of diheme cytochrome c

Devreese, B., Costa, C., Demol, H., Papaefthymiou, V., Moura, I., Moura, J. J. G. & Van Beeumen, J., 1 Jan 1997, In : European Journal Of Biochemistry. 248, 2, p. 445-451 7 p.

Research output: Contribution to journalArticle

Desulfovibrio desulfuricans
Cytochromes c
Sulfates
Archaeoglobus fulgidus
Genes
1 Citation (Scopus)

The primary structure of the β subunit of Desulfovibrio desulfuricans (ATCC 27774) [NiFe] hydrogenase

Franco, R., Calvete, J. J., Thole, H. H., Raida, M., Moura, I. & Moura, J. J. G., Apr 1997, In : Protein And Peptide Letters. 4, 2, p. 131-138 8 p.

Research output: Contribution to journalArticle

Desulfovibrio desulfuricans
Electrospray ionization
Electrospray Ionization Mass Spectrometry
Protein Sequence Analysis
Mass spectrometry

The PRODNET platform for production planning and management in virtual enterprises

Camarinha-Matos, L. M., Lima, C. & Osorio, A. L., 8 Oct 1997, Proceedings of ICE’97- Int. Conf. On Concurrent Enterprising.

Research output: Chapter in Book/Report/Conference proceedingForeword/postscript

Planning
Industry
Computer networks
Communication
Electronic data interchange
4 Citations (Scopus)

Thermodynamics of binary liquid mixtures of partially deuterated methanes with CH4 or CD4

Lopes, J. N. C., Calado, J. C. G., Rebelo, L. P. N., Ponte, M. N. D. & Staveley, L. A. K., 1 Jun 1997, In : Journal of Chemical Physics. 106, 21, p. 8799-8805 7 p.

Research output: Contribution to journalArticle

Methane
Vapor pressure
methane
vapor pressure
Thermodynamics
15 Citations (Scopus)
Sister Chromatid Exchange
Poly(ADP-ribose) Polymerases
Mitomycin
Down Syndrome
Lymphocytes

The three-dimensional structure of mammalian spermadhesins determined by x-ray crystallography

Romero, A., Varela, P. F., Romao, M. J., Sanz, L., TopferPetersen, E. & Calvete, J. J., 1997, In : European Journal Of Cell Biology. 74, p. 13-13

Research output: Contribution to journalMeeting Abstract

Towards the virtual enterprise in food industry

Camarinha-Matos, L. M., Carelli, R., Pellicer, J. & Martin, M., 14 May 1997, Re-engineering for Sustainable Industrial Production. p. 73-84 12 p.

Research output: Chapter in Book/Report/Conference proceedingForeword/postscript

Food supply
Petri nets
Supply chains
Industry
7 Citations (Scopus)

Twin-boundary effect on the Hall conductivity in high-Tc superconducting thin films

Casaca, A., Bonfait, G., Getta, M., Lenkens, M. & Müller, G., 1 Sep 1997, In : Physical Review B - Condensed Matter And Materials Physics. 56, 9, p. 5677-5682 6 p.

Research output: Contribution to journalArticle

conductivity
thin films
electrical resistivity
signatures
high temperature superconductors

Update-programs can update programs

Alferes, J. J. A., 1 Jan 1997, Lecture Notes in Artificial Intelligence. Vol. 1216. p. 110-131

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
1 Citation (Scopus)

UV enhanced and solar blind photodetectors based on large-band-gap materials

Malik, A. & Martins, R., 1997, In : Materials Science Forum. 258-263, 9993, p. 1425-1430 6 p.

Research output: Contribution to journalConference article

Zinc sulfide
Photodetectors
Quantum efficiency
Energy gap
Space applications
7 Citations (Scopus)

Vapor pressure of partially deuterated methanes (CH3D, CH2D2, and CHD3)

Calado, J. C. G., Lopes, J. N. C., Ponte, M. N. D. & Rebelo, L. P. N., 1 Jun 1997, In : Journal of Chemical Physics. 106, 21, p. 8792-8798 7 p.

Research output: Contribution to journalArticle

Methane
Vapor pressure
vapor pressure
methane
Isotopes
36 Citations (Scopus)
polarization (charge separation)
Semiconductor materials
membranes
Membranes
Electrons
4 Citations (Scopus)

Visualization and interaction tools for aerial photograph mosaics

Fernandes, J. P., Fonseca, A., Pereira, L., Faria, A., Figueira, H., Henriques, I., Garção, R. & Câmara, A., 1 Jan 1997, In : Computers and Geosciences. 23, 4, p. 465-474 10 p.

Research output: Contribution to journalArticle

orthophoto
World Wide Web
aerial photograph
navigation
visualization
3 Citations (Scopus)

Vivid agents arguing about distributed extended logic programs

Schroeder, M., Móra, I. & Alferes, J. J., 1997, Progress in Artificial Intelligence - 8th Portuguese Conference on Artificial Intelligence, EPIA 1997, Proceedings. Springer-Verlag, Vol. 1323. p. 217-228 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 1323).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
Argumentation
Logic Programs
Logic programming
Multi agent systems
Semantics
11 Citations (Scopus)

Wide spectral response in μc-Si:H photodiodes

Vieira, M., Koynov, S., Fantoni, A. & Schwarz, R., 1 Jan 1997, In : THIN SOLID FILMS. 296, 1-2, p. 164-167 4 p.

Research output: Contribution to journalArticle

Silicon
Photodiodes
Photocurrents
spectral sensitivity
Optoelectronic devices
1996

Abrasive waterjet cutting of marble and calcareous stones - A phenomenological study

Miranda, R. M. & Kim, T. J., 1996, 13th International Conference on Jetting Technology. Gee, C. (ed.). Mechanical Engineering Publications Ltd., p. 415-424 (BHR GROUP CONFERENCE SERIES PUBLICATION; no. 21).

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Citation (Scopus)

A construção residencial em Lisboa: evolução e estrutura empresarial (1860-1930)

Silva, Á. F. D., 1 Dec 1996, In : Analise Social. 31, 136-137, p. 599-629 31 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
Pericardium
Pulmonary Artery
Heart Ventricles
Doppler Echocardiography
Pressure
13 Citations (Scopus)

Adding rigour to object-oriented analysis

Moreira, A. M. D. & Clark, R. G., 1 Jan 1996, In : Software Engineering Journal. 11, 5, p. 270-280 11 p.

Research output: Contribution to journalArticle

Specifications
Specification languages
Formal methods
Feedback
13 Citations (Scopus)

Adenosine increases the cAMP content of the rat carotid body in vitro

Monteiro, E. C., Vera-Cruz, P., Monteiro, T. C. & Silva e Sousa, M. A., 1996, In : Advances in Experimental Medicine and Biology. 410, p. 299-303 5 p.

Research output: Contribution to journalArticle

A farmacocinética clínica. Presente e futuro.

Fonseca, C., Ceia, F., Falcão, F. & Luís, A. S., 1 Jul 1996, In : Acta Médica Portuguesa. 9, 7-9, p. 185-186 2 p.

Research output: Contribution to journalEditorial

3 Citations (Scopus)

A linear array thin film position sensitive detector for 3D measurements

Fortunato, E., Soares, F., Lavareda, G. & Martins, R., May 1996, In : Journal of Non-Crystalline Solids. 198-200, PART 2, p. 1212-1216 5 p.

Research output: Contribution to journalArticle

Triangulation
Charge coupled devices
Inspection
Cameras
Detectors
1 Citation (Scopus)

Amorphous and microcrystalline silicon p-i-n optical speed sensors based on the flying spot technique

Vieira, M., Fantoni, A., Koynov, S., Cruz, J., Maçarico, A. & Martins, R., 1 Jan 1996, In : Journal of Non-Crystalline Solids. 198-200, PART 2, p. 1193-1197 5 p.

Research output: Contribution to journalConference article

p-i-n junctions
Microcrystalline silicon
Amorphous silicon
amorphous silicon
flight
4 Citations (Scopus)

A multiresolution wavelet method for characterisation of ventricular late potentials

Batista, A. & English, M., 1996, In : Computers in Cardiology. 0, 0, p. 625-628 4 p.

Research output: Contribution to journalConference article

Electrocardiography
Mathematical transformations
12 Citations (Scopus)

Analysis, design and engineering of simple iron-sulfur proteins: tales from rubredoxin and desulforedoxin

Moura, J. J. G., Goodfellow, B. J., Romão, M. J., Rusnak, F. & Moura, I., 1 Jan 1996, In : Comments On Inorganic Chemistry. 19, 1, p. 47-66 20 p.

Research output: Contribution to journalArticle

Rubredoxins
Iron-Sulfur Proteins
Iron
Sulfur
Metalloproteins
12 Citations (Scopus)

A New Method for the Chiral HRGC Assay of L-2-Hydroxyglutaric Acid in Urine

Chaves das Neves, H. J., Noronha, J. P. & Rufino, H., 1 Mar 1996, In : HRC Journal of High Resolution Chromatography. 19, 3, p. 161-164 4 p.

Research output: Contribution to journalArticle

Esterification
Assays
Diazomethane
Siloxanes
Acids
6 Citations (Scopus)

APC intragenic haplotypes in familial adenomatous polyposis

Almeida, R., Morton, N., Fidalgo, P., Leitão, N., Mira, C., Rueff, J. & Monteiro, C., 1 Dec 1996, In : Clinical Genetics. 50, 6, p. 483-485 3 p.

Research output: Contribution to journalArticle

Adenomatous Polyposis Coli
Haplotypes
Population
Restriction Fragment Length Polymorphisms
Genetic Recombination
16 Citations (Scopus)

A single histidine is required for activity of cytochrome c peroxidase from Paracoccus denitrificans

McGinnity, D. F., Devreese, B., Prazeres, S., Van Beeumen, J., Mourait, I., Moura, J. J. G. & Pettigrew, G. W., 4 Jun 1996, In : Journal of Biological Chemistry. 271, 19, p. 11126-11133 8 p.

Research output: Contribution to journalArticle

Open Access
File
Cytochrome-c Peroxidase
Paracoccus denitrificans
Histidine
Radioactivity
Enzymes
237 Citations (Scopus)

A structure-based catalytic mechanism for the xanthine oxidase family of molybdenum enzymes

Huber, R., Hof, P., Duarte, R. O., Moura, J. J. G., Moura, I., Liu, M. Y., LeGall, J., Hille, R., Archer, M. & Romão, M. J., 20 Aug 1996, In : Proceedings of the National Academy of Sciences of the United States of America. 93, 17, p. 8846-8851 6 p.

Research output: Contribution to journalArticle

Open Access
File
Molybdenum
Xanthine Oxidase
Aldehyde Oxidoreductases
Water
Desulfovibrio gigas
10 Citations (Scopus)

A synthesis of the amaryllidaceae alkaloid pratosine

Pereira, M. M. A., Prabhakar, S. & Lobo, A. M., 1 Aug 1996, In : Journal Of Natural Products. 59, 8, p. 744-747 4 p.

Research output: Contribution to journalArticle

Amaryllidaceae Alkaloids
Thermolysis
phenanthridone
pratosine