Development of electrical machine with magnets and cores obtained by powder metallurgy

Sérgio Deitos Bittencourta, Luciano Lohmann Cervaa, Lirio Schaeffera, Moisés de Mattos Diasb, José Carlos Krause de Verneyc, José Lesina Cezarc

 

Development of geopolymeric structures to prioritize the use of waste from paper industries

Rozineide A.A. Boca Santa, Giorgio L. Miraglia, Cíntia Soares, Humberto G. Riella

 

Characteristic properties of glass fiber reinforced sugarcane bagasse medium density fiber board

Mohammed Y. Abdellah, Hanan S. Fahmy, G. T. Abdel-Jaber, A. M. Hashem

 

A review on natural areca fibre reinforced polymer composite materials

Sakshi S. Kamatha, Dhanalakshmi Sampathkumarb, Basavaraju Bennehallia

 

Design and materials development of automotive crash box: a review

N.S.B. Yusofa,b, S.M. Sapuana,c, M.T.H. Sultand, M. Jawaida, M.A. Malequee

 

Application in chromium (VI) removal of natural and dried cactus

F. Sakr, A. Sennaoui, M. Dinne, S. Alahiane, I. Bakas, M. Belmoden, A. Assabbane

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​​​​Thermal characterization of polyurethane foams with phase change material

C. Amaral, R. Vicente, J. Eisenblätter, P.A.A.P. Marques

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Parallel kinetic Monte Carlo simulation of Al3Sc precipitation

Alfredo Moura, António Esteves

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On the influence of porosity and pore size on AlSi17 alloy foam using artificial neural network

Dipen Kumar Rajak, L.A. Kumaraswamidhas, S. Das

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Magnetic and microstructural characterization of cold rolled UNS S31803duplex stainless steel

C.S.P. Mendonça, V.D. de Oliveira, V.A.S. Ribeiro, A.F. Oliveira, M. R. da Silva, C. A. Rodrigues, M.L.N.M Melo

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Investigations on the structure – property relationships of PCGTA welds involving Inconel 718 and AISI 430

K. Devendranath Ramkumar, T. Harsha Mohan, Rachit Pandey, Vimal Saxena, S. Aravind, Shubham Singh

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The effect of post-weld heat treatment on microstructure and tensile properties of alloy C-276 welded joints fabricated by pulsed current gas tungsten arc welding

M. Arivarasu, M. Manikandan, A. Vinoth Jebaraj, N. Arivazhagan

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Estudo da influência das concentrações do precursor BTSE e do flexibilizante polietilenoglicol na composição do sol e nas propriedades do filme híbrido

S.R. Kunst, E.K. Kerstner, L.V.R. Beltrami, R. Boniatti, H. R. P. Cardoso, T. L. Menezes, J. Z. Ferreira, C.F. Malfatti

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Spectral analysis of the chemical structure of carboxymethylated cellulose produced by green synthesis from coir fibre

E.U. Ikhuoria, S.O. Omorogbe, O.G. Agbonlahor, N.O. Iyare, S. Pillai, A.I. Aigbodion

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Patent search on cork (2010-2015)

Luís Gil

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Ultimate use of Cork – Unorthodox and innovative applications

Maria Margarida Mateus, João Moura Bordado, Rui Galhano dos Santos

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A comparative study of manufacturing processes of complex surface parts in Titanium Ti6Al4V

S.D. Castellanos, Jorge Lino Alves, Rui J. Neto

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​​​​​​​​​Influence of heat treatments on the sensitization of a supermartensitic stainless steel

S.S.M. Tavares, M.R. Silva, J.M. Pardal, M.B. Silva, M.C.S. de Macedo

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Correlation between the Meyer’s law parameters and the wear resistance of chromium white cast irons

L. Goyos, A. Varela, S. Castellanos, A. García, J. Mier, M. Moors

 

Effect of heat treatments on Ni-Ti endodontic files

F.M. Braz Fernandes, A.R. Alves, A. Machado, J.P. Oliveira

 

Functionally graded NiTi shape memory alloys

F.E. Ferreira, A.R. Alves, J.P. Oliveira, F.M. Braz Fernandes

 

Influence of ageing treatment on the thermophysical characteristics and mechanical properties of forging wire Ni-rich NiTi alloy for superelastic applications

P.F. Rodrigues, F.M.B. Fernandes, E.N. Texeira, S. Baptista, A.S. Paula, J.P. Oliveira

 

The use of thermal analysis to predict the dendritic coherency point on nodular cast iron melts

Vítor Anjos, Rüdiger Deike, Carlos Silva Ribeiro

 

Experimental characterization of ceramic shells for investment casting of reactive alloys

Rui Neto, Teresa Duarte, Jorge Lino Alves, Francisco Torres

 

Effect of the chemical milling process on the surface of titanium aluminide castings

Rui Neto, Teresa Duarte, Jorge Lino Alves, Francisco Torres, João Pinto

 

Effect of explosive ratio on explosive welding quality of copper to aluminium

A. Loureiro, R. Mendes, J.B. Ribeiro, R.M. Leal

 

Effect of heat input on microstructure and strength of welds in tantalum and niobium alloys

M. Bexiga, A. Tavares, F. Melo, A. Loureiro

 

Residual stress field and distortions resulting from welding processes: numerical modelling using Sysweld

Tiago R. Lima, Sérgio M.O. Tavares, Paulo M.S.T. de Castro

 

In the search of nanocrystallinity in tool-steel chips

S.C. Godinho, R.F. Santos, M.T. Vieira

 

Upward and downward unsteady-state directional solidification of a hypoeutectic Al-3wt.%Mg alloy

B. Brito, F. Bertelli, M.A.P. Castanho, P.R. Goulart, N. Cheung, J.E. Spinelli, A. Garcia

 

Study of nanomechanical properties of (1-y)BST-yMgO thin films

Dionizy Czekaja, Agata Lisińska-Czekaja, Julian Plewab

 

A comparison of methodologies for fatigue analysis of shafts: DIN 743 vs. approaches based on Soderberg criterion

S.M.O. Tavares, P.M.S.T. de Castro

 

Microstructure and mechanical properties of Al/SiC composite surface layer produced by friction stir processing

C.M. Abreu, R. Acuña, M. Cabeza, M.J. Cristóbal, P. Merino, D. Verdera

 

Optimization of MWCNT – Metal Matrix Composites feedstocks

T.J. Ferreira, M.T. Vieira

 

Study on damping capacity and dynamic Young’s modulus of aluminium matrix composite reinforced with SiC particles

S. Madeira, G. Miranda, D. Soares, F.S. Silva, O. Carvalho

 

Effects of carbon nanotube modified adhesive layer on low velocity impact and flexural properties of cork core sandwich structures

I.A. Lopes, F.P. Macedo, A.J. Arteiro, A.L. Reis, P.R. Nóvoa, A.T. Marques

 

3D-reinforcement techniques for co-bonded CFRP/CFRP and CFRP/metal joints: a brief review

M. Tiago von H.P.F. Silva, Pedro P. Camanho, António T. Marques, Paulo M.S.T. Castro

 

Design of a self-contained breathing apparatus (SCBA) using a carbon fibre reinforced polymer and filament winding

L. Fernandes, Rui F. Martins, Paulo P. Silva

 

Strength and failure modes of single-L adhesive joints between aluminium and composites

N.R.E. Domingues, J.C. Trojan, R.D.S.G. Campilho, R.J.C. Carbas, M.D. Banea, L.F.M. da Silva

 

Shear cohesive law estimation of adhesive layers by digital image correlation

A.C.C. Leitão, R.D.S.G. Campilho, J.C.S. Azevedo

 

Shear fracture toughness and cohesive laws of adhesively-bonded joints

J.C.S. Azevedo, R.D.S.G. Campilho, F.J.G. Silva

 

In vitro study of platelet behaviour on titanium surface modified by plasma

J.O. Vitoriano, C. Alves Jr., D.C. Braz, H.A. Rocha, R.C. Lima da Silva

 

Neuro-muscular regeneration using scaffolds with mesenchymal stem cells (MSCs) isolated from human umbilical cord Wharton’s jelly

A.R. Caseiro, T. Pereira, J. Ribeiro, J.D. Santos, I. Amorim, A.L. Luís, A.C. Maurício

 

Microreactors with embedded nanofibres manufactured by electrodynamic focusing

Ana Neilde R. da Silva, Demétrius S. Gomes, Rogerio Furlan, Maria Lúcia P. da Silva

 

Local Surface Plasmon Resonance of metallic nanoparticles embedded in amorphous silicon

A. Fantoni, M. Fernandes, Y. Vigranenko, M. Vieira

 

Alternative low cost based core systems for vacuum insulation panels

Flávia A. Almeida, Jorge Corker, Nuno Ferreira, Miguel A. Neto, Mizi Fan, Hermann Beyrichen, Roland Caps

 

High-volume fly ash paste for developing ultra-high performance concrete (UHPC)

Iman Ferdosian, Aires Camões, Manuel Ribeiro

 

Mechanical behaviour analysis of polyester polymer mortars reinforced  with tire rubber fibres

S.P.B. Sousa, M.C.S. Ribeiro, E.M. Cruz, G.M. Barrera, A.J.M. Ferreira

 

Mechanical behaviour assessment of unsaturated polyester polymer mortars filled with nano-sized Al2O3 and ZrO2 particles

S.P.B. Sousa, M.C.S. Ribeiro, P.R.O. Nóvoa, C.M. Pereira, A.J.M. Ferreira

 

Mechanical characterization of mortar beams

F.A.C. Oliveira, S.V.B. Lopes, J.C. Fernandes

 

Resistance of a nonwoven geotextile against mechanical damage and abrasion

Mónica Dias, José Ricardo Carneiro, Maria de Lurdes Lopes

 

Shear resistance of concrete reinforced with ultra-high strength steel fibres

José Gomes, Carlos Sousa, Mário Pimentel, Ana Maria Proença, A. Serra Neves

 

Use of advanced composite materials in strengthening axially loaded reinforced concrete columns

M. Cheikh-Zouaoui, N. Chikh

 

Study of the interaction between asphalt and recycled plastics in new polymer modified binders (PMB)

Liliana Costa, Sara Fernandes, Hugo Silva, Joel Oliveira

 

Foamed bitumen: an alternative way of producing asphalt mixtures

Liliana Abreu, Joel Oliveira, Hugo Silva, Catarina Silva, Daniela Palha, Paulo Fonseca

 

Effect of incorporating different waste materials in bitumen

Sara Fernandes, Liliana Costa, Hugo Silva, Joel Oliveira

 

Synthesis and structure of Bi5FeTi3O15 ceramics

Agata Lisińska-Czekaj, Julian Plewa, Dionizy Czekaj

 

Influence of processing conditions on crystal structure of BiNbO4 ceramics

Agata Lisińska-Czekaj, Dionizy Czekaj, Julian Plewa

 

MDF and PB activated carbons for adsorption of dyes from liquid phase

J.A.F.L. Gomes, B.C. Azaruja, P.A.M. Mourão

 

Adsorption of MCPA, 2,4-D and diuron onto activated carbons from wood composites

I.P.P. Cansado, P.A.M. Mourão, J.A.F.L. Gomes, V. Almodôvar

 

Adsorption of phenol on silica aerogels using a stirred tank and a fixed bed column

Joana Marques, Telma Matias, Artur J.M. Valente, António Portugal, Margarida J. Quina, Licínio Gando-Ferreira, Luísa Durães

 

The role of tension-compression asymmetry of the plastic flow on ductility and damage accumulation of porous polycrystals

J.L. Alves, M.C. Oliveira, L.F. Menezes, Oana Cazacu

 

Mechanical properties determination of dual-phase steels using uniaxial tensile and hydraulic bulge test

Rui Amaral, Abel D. Santosa, A.B. Lopes

 

Experimental and analytical evaluation of the stress-strain curves of AA5754-T4 and AA6061-T6 by hydraulic bulge test

Hugo Campos, Abel D. Santos, Rui Amaral

 

Tribology testing to friction determination in sheet metal forming processes

Anvar Makhkamov, Dipak Wagre, António M. Baptista, Abel D. Santos, Luís Malheiro

 

Theoretical and experimental study of specimens with stress concentrators in dependence of stress triaxiality

Ana Maria Comanici, Viorel Goanta, Paul Doru Barsanescu

 

Nondestructive testing in microfabrication using bacteria

T.J. Ferreira, A.R. Farinha, T.G. Santos, R. Miranda, C.C.C.R. Carvalho, M.T. Vieira

 

Low-cost 3D food printing

Isaac Alves Ferreira, Jorge Lino Alves

 

Urbcork – Urban furniture with application of high density cork

Mariana Alves, Lígia Lopes, Jorge Lino Alves, Francisco Xavier de Carvalho

 

 Study of the viability of manufacturing ceramic moulds by additive manufacturing for rapid casting

 Edwin Ocaña Garzón, Jorge Lino Alves, Rui J. Neto

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Light-metal foams: Some recent developments

J. Banhart, G.S. Vinod-Kumar, P.H. Kamm, T.R. Neu, F. García-Moreno

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A new class of closed-cell aluminium foams reinforced with carbon nanotubes

I. Duarte, E. Ventura, S. Olhero, J.M.F. Ferreira

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Geometrical and mechanical analysis of various types of cellular metals

M. Vesenjak, Z. Ren

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Deformation behaviour of self-expanding magnesium stents based on auxetic chiral lattices

V.H. Carneiro, H. Puga

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Dynamic compressive behaviour of aluminium foams fabricated from rejected precursor materials

I. Duarte, M. Vesenjak, L. Krstulović-Opara

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Biomimetic cork-based CeO2 ecoceramics for hydrogen generation using concentrated solar energy

R.C. Pullar, L. Gil, F.A.C. Oliveira

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Two different techniques used in the production of foam structures: 3D printing and glass foaming

C. Marques, H.R. Fernandes, F.H. Perera, P. Miranda, J.M.F. Ferreira

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Assessment of acoustic, thermal and mechanical properties of epoxy composites reinforced with expanded clay particles

T. Branquinho, C. Capela, J.A.M. Ferreira, J.D. Costa

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Asymptotic expansion homogenisation and topology optimisation of cellular materials

J. Dias-de-Oliveira, J. Pinho-da-Cruz, F. Teixeira-Dias

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REGULAR PAPERS

Multilayer nitride coating performance optimized by an artificial neural network approach

R.K. Upadhyay, L.A. Kumaraswamidhas

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Environmental and economic life cycle assessment of polymers and polymer matrix composites: a review

C.A. Bernardo, Carla L. Simões, Lígia M. Costa Pinto

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Densification behavior of floor tiles added with sugarcane bagasse ash waste

M.A.S. Schettino, F.B. Siqueira, J.N.F. Holanda

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Material and shape crash-box influence on the evaluation of the impact energy absorption capacity during a vehicle collision

Gabriel Jiga, Ştefan Stamin, Gabriela Dinu, Daniel Vlăsceanu, Dorina Popovici

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Exfoliated graphene nanoplatelet cement-based nanocomposites as piezoresistive sensors: influence of nanoreinforcement lateral size on monitoring capability

Zoi S. Metaxa

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​​​​​​​​Residual stress measurements by ESPI-HDM in titanium grade 5: comparative measurements with different hole diameters

C. Barile, C. Casavola, G. Pappalettera, C. Pappalettere

 

A study on the effect of weld induced residual stresses and the influence of weld sequencing of centrifugal extractor rotating bowl using numerical simulation and experimental validation

Satish K. Velaga, G. Rajput, T. Selvaraj, B.M. Anandarao, A. Ravisankar

 

Influence of the kissing bond defect on the fatigue life in friction stir welds of 2024 aluminium alloy

Roman Růžek, Martin Kadlec, Lucie Nováková

 

Influence of the geometry on the fatigue performance of crenellated fuselage panels

Jin Lu, Norbert Huber, Nikolai Kashaev

 

Internal expansive reactions in concrete structures – deterioration of the mechanical properties

João Custódio, António Bettencourt Ribeiro

 

Designing and optimization of new composite pallet

Alexander Janushevskis, Anatolijs Melnikovs, Janis Auzins

 

REGULAR PAPERS

Physical characterization of natural lignocellulosic single areca fiber

Dhanalakshmi Sampathkumar, Ramadevi Punyamurthy, Basavaraju Bennehalli, Srinivasa Chikkol Venkateshappa

 

Óleo vegetal – um substituto do óleo mineral para uso em transformadores: revisão do estado da arte

M. Augusta G. Martins

 

Utilização de colas naturais para placas de derivados de madeira – uma síntese

Solange Cardoso, Lina Nunes, Paulina Faria

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J resistance curve behaviour of S355NL structural steel using the unloading compliance technique

Miguel A.V. de Figueiredo, Paulo M.S.T. de Castro

 

Welding assessment of a damaged crane pedestal of a container ship

M. Fonte, M. Freitas, B. Li, P. Duarte, L. Reis

 

Embedment strength characterization of pine wood. Numerical study of the non-linear behaviour

Cristóvão L. dos Santos, Abílio M.P. de Jesus, José J.L. Morais

 

Fracture behaviour of wood bonded joints under modes I and II by digital image correlation and fibre Bragg grating sensors

J. Xavier, J.R.A. Fernandes, J.J.L. Morais, O. Frazão

 

Improving the functional design of dental restorations by adding a composite interlayer in the multilayer system: multi-aspect analysis

Bruno Henriques, Michael Gasik, Georgina Miranda, Júlio C.M. Souza, Rubens M. Nascimento, Filipe S. Silva

 

REGULAR PAPERS

Caracterization of weld strength and toughness in the multi-pass welding of     Inconel 625 and Super-duplex stainless steel UNS S32750

K. Devendranath Ramkumar, Smitkumar Oza, Saurabh Periwal, N. Arivazhagan, R. Sridhar, S. Narayanan

 

Desenvolvimento de um motor com imãs permanentes e núcleo do rotor obtido a partir da metalurgia do pó para aeromodelos

R.F. Niada, S.D. Bittencourt, R.M. de Martins, P.M. de Aquim, M.M. Dias, L. Schaeffer

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Avaliação da rota de redução do teor do elemento fósforo contido no minério de ferro através da técnica de aquecimento por energia de micro‐ondas seguida de lixiviação ácida

Leonardo Torem, J. Adilson de Castro

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The effect of encapsulating materials on the survival of probiotics during intestinal digestion: a review

Amal Bakr Shori

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Competitiveness of Chitosan-Based Implants

N. G.  Oliveira, L.F.V. Pinto, L. Reis, A. Rodrigues

 

Mechanical behaviour of dental implants manufactured from metallic powders by µMIM

T. J. Ferreira, C.P. Fernandes, A.P.Piedade, J. Tondela, M. T. Vieira

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Evaluation og mode I fracture toughness of cortical boné tissue in the RL crack propagation system
F.A.M. Pereira, M.F.S.F. de Moura, N. Dourado, J.J.L. Morais, M.I.R. Dias

 

Potentialities of polymeric electrospun membranes decorated with nobel nanoparticles for biodetection by SERSS.

M. A. Cruz, H. I. S. Nogueira e P. A. A. P. Marques 

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Membranes for periodontal tissues regeneration

P. S. Babo, R. L. Pires, R.L. Reis, M. E. Gomes

 

Bioactive microsphere-based coating for biomedical-textiles with encapsulated antimicrobial peptides (AMPs)

L.Antunes, G. Faustino, C. Mouro, J. Vaz, I. C. Gouveia

 

Electrotherapy, a recent mode for anticancer treatment

C.A.C. Sequeira, D.S.P. Cardoso

 

REGULAR PAPERS

Comparativo entre processos de fundição em areia e por centrifugação de componentes de válvula esfera AP16D

André Rasador, Eduardo Luis Scneider, Célia Malfatti

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Surface modification of abaca fiber by benzene diazonium chloride treatment and its influence on tensile properties of abaca fiber reinforced polypropylene composites

R. Punyamurthy, D. SampathKumar, R.P. Ranganagowda, B. Bennehalli, P. Badyankal, S.G. Venkateshappa

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​Emission of airborne ultrafine particles during welding of steel plates

João Fernando Pereira Gomes

 

Condition and risk assessment of power transformers. A general approach to calculate a Health index

Maria Augusta Guerreiro Martins

 

Proposta de um Sistema Alternativo Para Captação da Luz Solar de Baixo Custo Para Inserção no Mercado Brasileiro

O. H. Ando Junior, H. B. Rosa, A. D. Spacek, C. F. Malfatti, L. Schaeffer

 

Caracterização mecânica do compósito PVC/Fibra de coco pelos métodos da Emissão Acústica e da Correlação Digital de Imagem

L. C. G. Pennafort JR., W. L. R. de Queiroz, E. P. de Deus, R. N. de Codes

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Elaboração e caracterização de filmes híbridos Siloxano-PMMA preparados pelo processo SOL-GEL sobre folhas de flandres: influência do ph do sol

Sandra Raquel Kunst, Gustavo Albertino Ludwig, Paloma Porcher Bertoli, Célia Fraga Malfatti

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Síntese e caracterização de pós e filmes de Pt obtidos através do método Pechini

Ellen Bernardi, Giancarlo M do Prado, Marcos T da Cunha, Rafael M. Ferrari

 

Avaliação da tenacidade à fratura em modo i do tecido ósseo cortical no sistema de propagação

F.A.M. Pereira, M.F.S.F. de Moura, N. Dourado, J.J.L. Morais, M.I.R. Dias

 

Fragilização por hidrogênio no aço ABNT 10B22 modificado carbonitretado temperado e revenido a 400º

​C. S. Brandolt, F. V. Gonçalves, R. M Schroeder, C. F. Malfatti

 

Comparativo entre processos de fundição em areia e por centrifugação de componente de válvula esfera API6D

Andre Rasador, Eduardo Luis Scneider, Célia Malfatti

 

As escórias das ferramentas da província de Lugo (Espanha)

Horácio Maia e Costa

 

Troca de processo de fabricação da trava da chave catraca

Viviane de Castro Dorneles, José Carlos Krause de Verney

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​​Mineral Raw Materials, concepts, upgrading and potential in Portugal

M.R. Machado Leite

 

CNT-reinforced aluminium composites: processing and mechanical properties

O. Carvalho

 

Low Velocity Impact and Flexural Performance of Sandwich Structures with Cork and Polymer Foam Cores

A. J. C. Arteiro

 

Production of Thermoplastics Matrix Preimpregnated Materials to Manufacture Composite Pultruded Profiles

P. J. Novo

 

A study of mixed mode interlaminar fracture on nanoclay enhanced epoxy/glass fiber composites

H. Silva, C. Capela

 

Valorização energética de resíduos sólidos urbanos. Materiais para caldeiras de centrais de incineração

Dulcínea Santos

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Physical properties of Portuguese pinewood chemically modified

Duarte B. LOPES, Carsten MAY, Holger MILITZ

 

Reciclagem de agregados das minas da panasqueira como revestimento refratário da fundição de metais

J. Montoya Herrera, J. A. Durán Suáres, Abílio P. Silva, R. Peralbo Cano, J. P. Castro-Gomes

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