Search Results - "Seabra, J."

Mass Unspecific Supervised Tagging (MUST) for boosted jets by Aguilar-Saavedra, J. A., Joaquim, F. R., Seabra, J. F.

“…A bstract Jet identification tools are crucial for new physics searches at the LHC and at future colliders. We introduce the concept of Mass Unspecific…”
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Influence of mass temperature on gear scuffing by Castro, J., Seabra, J.

“…A new scuffing parameter for gears lubricated with mineral base oils is developed, proposing the existence of gear mass temperatures which are critical for…”
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Multiboson signals in the UN2HDM by Aguilar-Saavedra, J. A., Joaquim, F. R., Seabra, J. F.

“…We address multiboson production from a heavy Z ′ resonance in the context of the UN2HDM, a standard model extension with an additional U ( 1 ) ′ symmetry and…”
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Greases additised with phosphonium-based ionic liquids - Part I: Rheology, lubricant film thickness and Stribeck curves by Bartolomé, M., Gonçalves, D., Tuero, A. García, González, R., Battez, A. Hernández, Seabra, J.H.O.

“…Two greases formulated with lithium complex and anhydrous calcium thickeners were mixed with cation phosphonium-derived ionic liquids with the aim of studying…”
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Erratum to: Mass Unspecific Supervised Tagging (MUST) for boosted jets by Aguilar-Saavedra, J. A., Joaquim, F. R., Seabra, J. F.

“…Because of an error in the production stage, the same figure was repeated throughout the paper. The originally published wrong file has been replaced online…”
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Influence of solvent additives on the aqueous extraction of tannins from pine bark: potential extracts for leather tanning by Seabra, Inês J, Chim, Rita B, Salgueiro, Paul, Braga, Mara EM, de Sousa, Hermínio C

“…BACKGROUND Pine bark, which represents approximately 10 to 20% in weight of the tree trunk, is an abundant and low cost agro‐industrial waste. In order to…”
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Identification of gear wear damage using topography analysis by Poletto, J.C., Fernandes, C.M.C.G., Barros, L.Y., Neis, P.D., Pondicherry, K., Fauconnier, D., Seabra, J.H.O., De Baets, P., Ferreira, N.F.

“…Gear failure modes and their underlying mechanisms are usually identified by visual inspection, which relies on the skills and experience of the human observer…”
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Spur gear teeth reconstruction via direct laser deposition by Romio, P. C., Marques, P. M. T., Seabra, J. H. O., Fernandes, C. M. C. G., Gil, J., Cardoso, R., Vieira, M. F., Cruz, J. M.

“…Fatigue damage, such as pitting and tooth root fatigue fracture, is one of several gear failure modes encountered in practical applications. Some of these…”
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On the film thickness behaviour of polymer greases at low and high speeds by Gonçalves, David, Graça, Beatriz, Campos, Armando V., Seabra, J., Leckner, Johan, Westbroek, René

“…Experimental batches of polymer thickened greases, as well as their base and bleed-oils were tribologically characterized through film thickness measurements…”
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Formulation, rheology and thermal ageing of polymer greases—Part I: Influence of the thickener content by Gonçalves, David, Graça, Beatriz, Campos, Armando V., Seabra, J., Leckner, Johan, Westbroek, René

“…The aim of this work is to show the correlation between polymer greases’ rheology and its formulation. The tested polypropylene (PP) thickened greases were…”
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Phosphonium-based ionic liquids as grease additives in rolling bearing tests by Bartolomé, M., Gonçalves, D., García Tuero, A., González, R., Hernández Battez, A., Seabra, J.H.O.

“…•Both ILs improved the antiwear performance of the anhydrous calcium-based grease.•[P6,6,6,14][TCM] improved the friction reduction performance of both…”
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An optimization based on simulation approach to the patient admission scheduling problem using a linear programing algorithm by Granja, C., Almada-Lobo, B., Janela, F., Seabra, J., Mendes, A.

“…•Radiology workflow optimization using simulation and a meta-heuristics algorithm.•Problem modeled as a multi-stage/multi-server system considering elective…”
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Phosphonium-based ionic liquids as additives in calcium/lithium greases by García Tuero, A., Bartolomé, M., Gonçalves, D., Viesca, J.L., Fernández-González, A., Seabra, J.H.O., Hernández Battez, A.

“…•The [P6,6,6,14][TCM] improved the thermal stability of the base greases.•The [P6,6,6,14][BEHP] and [P6,6,6,14][TCM] slightly increased thermal…”
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Recovery and evaluation of cellulose from agroindustrial residues of corn, grape, pomegranate, strawberry-tree fruit and fava by Vallejo, Mariana, Cordeiro, Rachel, Dias, Paulo A. N., Moura, Carla, Henriques, Marta, Seabra, Inês J., Malça, Cândida Maria, Morouço, Pedro

“…Considering the expected increasing demand for cellulose fibers in the near future and that its major source is wood pulp, alternative sources such as…”
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Effect of solvent (CO 2/ethanol/H 2O) on the fractionated enhanced solvent extraction of anthocyanins from elderberry pomace by Seabra, Inês J., Braga, Mara Elga M., Batista, Maria Teresa, de Sousa, Hermínio C.

“…The management of agro-industrial residues is an important issue for environmental reasons and the reuse of byproducts represents a good alternative,…”
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Single-Step Self-Assembly of Zein-Honey-Chitosan Nanoparticles for Hydrophilic Drug Incorporation by Flash Nanoprecipitation by Loureiro, Jorge, Miguel, Sónia P, Seabra, Inês J, Ribeiro, Maximiano P, Coutinho, Paula

“…Zein- and chitosan-based nanoparticles have been described as promising carrier systems for food, biomedical and pharmaceutical applications. However, the…”
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Development of natural-based wound dressings impregnated with bioactive compounds and using supercritical carbon dioxide by Dias, A.M.A., Braga, M.E.M., Seabra, I.J., Ferreira, P., Gil, M.H., de Sousa, H.C.

“…Film- and foam-like structures of N-carboxybutylchitosan (CBC) and of agarose (AGA) were prepared and characterized in order to evaluate their potential…”
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Preschoolers’ social skills and behavior problems: A cross-cultural exploratory study of Angolan and Portuguese teachers’ perceptions by Major, Sofia O., Seabra-Santos, Maria J., Martin, Roy P., Ventura, Margarida F.

“…Preschoolers social skills and behavior problems have become a worldwide focus of research in developmental, clinical and educational fields, which translates…”
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Global and local analysis of gear scuffing tests using a mixed film lubrication model by Castro, J., Seabra, J.

“…Gear tests were performed in a FZG test rig in order to evaluate the influence of the operating conditions (torque, speed and oil bath temperature), gear…”
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Preschool teachers and classroom aides: Same context, similar perceptions of children's behaviors? by Major, Sofia O., Seabra‐Santos, Maria J., Gaspar, Maria F.

“…This study explored the correspondence and differences between school staff perceptions of preschool children's social skills and behavior problems. One…”
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