Matéria (Rio de Janeiro)

Publicação de: Laboratório de Hidrogênio, Coppe - Universidade Federal do Rio de Janeiro, em cooperação com a Associação Brasileira do Hidrogênio, ABH2
Área: Engenharias

Versão on-line ISSN: 1517-7076

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Nossa Missão

Divulgar a área de Ciência e Engenharia de Materiais e de Materiais para Energia através da publicação de artigos científicos sobre temas variados destas áreas do conhecimento, facilitando o intercâmbio e o trabalho conjunto de cientistas, profissionais de empresas e estudantes.

Número mais recente

Matéria (Rio de Janeiro), Volume: 31, Publicado: 2026

Artigos mais recentes

Volume: 31 - Publicado em: 2026-07-27

Mechanical and thermal behavior of cement mortars incorporating fines from ornamental stone

Volume: 31 - Publicado em: 2026-07-27

Formation and migration energies of vacancies at the cu/ta interface

Volume: 31 - Publicado em: 2026-07-27

Machine learning-enabled energy management strategies for hybrid renewable-powered ultra-fast charging infrastructure

Volume: 31 - Publicado em: 2026-07-24

In situ generated sicw-zro2 collaborative enhancing al2o3-based composites and their mechanical properties

Volume: 31 - Publicado em: 2026-07-24

Machine learning-driven prediction of compressive strength in sustainable geopolymer concrete using artificial neural network and random forest models

Volume: 31 - Publicado em: 2026-07-24

Characterization studies and mechanical properties on solution treated and aged aa8079 composites with influences of tib2 particles

Volume: 31 - Publicado em: 2026-07-20

Preparation of polyacrylonitrile mixed matrix ultrafiltration membranes doped with aminated mil-125(ti) and evaluation of their anti-fouling performance in oil-water separation

Volume: 31 - Publicado em: 2026-07-20

Effect of different ellipticities on the local stress distribution of film cooling holes in nickel-based single crystal thin-walled specimens

Volume: 31 - Publicado em: 2026-07-20

Performance enhancement of a floating polycrystalline pv system using random forest-based mppt

Volume: 31 - Publicado em: 2026-07-20

Mechanical performance optimization of concrete incorporating crushed brick aggregates and manufactured sand using response surface methodology

Volume: 31 - Publicado em: 2026-07-20

Analysis of the microstructural behavior of the al4.5cu5zn semisolid alloy during partial remelting

Volume: 31 - Publicado em: 2026-07-17

Evaluation of the mechanical, thermal, and morphological properties of pp and abs composites reinforced with sugarcane fiber

Volume: 31 - Publicado em: 2026-07-20

Bio-based lubrication strategies for polyamide tribosystems: quantified cof and wear reductions using mos2-filled pa66

Volume: 31 - Publicado em: 2026-07-17

Novel multi-criteria aero-structural framework for sustainable uav wings using pla and epoxy biocomposites

Volume: 31 - Publicado em: 2026-07-17

Optical emission and photoluminescence studies of eu3+: ypo4 phosphors synthesized via solvothermal method

Volume: 31 - Publicado em: 2026-07-17

Fracture, resiliency, and feasibility analysis of cement concrete with lathe steel scrap for paving applications in transportation technology

Volume: 31 - Publicado em: 2026-07-17

Impact of salt crystal on heat retention in trapezoidal salt gradient solar ponds – an experimental investigation

Volume: 31 - Publicado em: 2026-07-17

Deep learning neural network–based prediction of abrasive water jet machining performance and surface roughness of dmr249a steel

Volume: 31 - Publicado em: 2026-07-17

Structural performance of novel precast column-foundation connections: an experimental investigation

Volume: 31 - Publicado em: 2026-07-17

Optimizing concrete performance through fine aggregate selection: experimental study and desirability-based modeling

Volume: 31 - Publicado em: 2026-07-06

Design and analysis of laminated composite fuselage to maximize fundamental frequency using finite element analysis and artificial neural networks

Volume: 31 - Publicado em: 2026-07-06

Microstructural and mechanical characterization of gas tungsten arc welded 316l stainless steel joints: effects of ni cr w/b coated fillers

Volume: 31 - Publicado em: 2026-07-06

Avaliação da influência do tio2 em argamassa de revestimento à base de cimento branco e da capacidade de autolimpeza

Volume: 31 - Publicado em: 2026-07-06

Optimization and assessment of concrete performance using ceramic waste and polypropylene fibers

Volume: 31 - Publicado em: 2026-07-17

Mathematical modeling and computational simulation of a floating solar still

Volume: 31 - Publicado em: 2026-07-06

Evaluation of calcium (ca) and magnesium (mg) impregnated municipal solid waste (msw) bottom ash for fluoride adsorption

Volume: 31 - Publicado em: 2026-07-06

Structural capacity analysis of a vertical connection module using an isotropic hardening model under external loading

Volume: 31 - Publicado em: 2026-07-06

Study on prediction of ground surface settlement results in shield tunnel passing through fault zones

Volume: 31 - Publicado em: 2026-07-10

Experimental and analytical investigation of steel fibre-reinforced beam-column connections

Volume: 31 - Publicado em: 2026-07-10

Construction of chitosan-sodium alginate core-shell microcapsules and their dual-functional application in tobacco mildew prevention and flavor preservation

Volume: 31 - Publicado em: 2026-07-10

One-shot multi-material polyjet 3d printing of soft pneumatic actuators with integrated endoskeleton structure for enhanced performance

Volume: 31 - Publicado em: 2026-07-06

Diafragma metálico em tanques de propelente líquido para controle de atitude de veículos espaciais e satélites

Volume: 31 - Publicado em: 2026-07-03

Numerical study of headed bars in exterior rc beam column joint wrapped with gfrp under cyclic loading

Volume: 31 - Publicado em: 2026-07-03

Synergistic effects of açaí seed ash and thermal processing on the physico-mechanical properties of ceramic blocks

Volume: 31 - Publicado em: 2026-07-03

Synthesis, characterization, and electrochemical performance of nickel(ii) oxide, cobalt(iii) oxide, and spinel nickel cobaltite for high-performance asymmetric supercapacitors

Volume: 31 - Publicado em: 2026-06-29

Performance evaluation of nano-silica and calcined nano-clay modified cement mortar

Volume: 31 - Publicado em: 2026-06-29

Predictive evaluation of tryout parameters in thermoplastic injection molding using decision tree

Volume: 31 - Publicado em: 2026-06-26

Impact and ballistic performance of hybrid ramie fabric and sic particle-reinforced epoxy matrix composites

Volume: 31 - Publicado em: 2026-06-26

Quantifying the compressive strength of basalt fiber reinforced concrete using advanced hybrid machine learning models

Volume: 31 - Publicado em: 2026-06-22

Sustainable concrete performance prediction using machine learning for mechanical and durability properties with construction and demolition waste

Volume: 31 - Publicado em: 2026-06-22

A nano-coated copper–chromium exhaust silencer for emission mitigation and efficiency improvement in single-cylinder diesel engines

Volume: 31 - Publicado em: 2026-06-22

Sustainable plastic bricks for improved thermal resistance and carbon dioxide uptake

Volume: 31 - Publicado em: 2026-06-19

Validation of the determination of chemical oxygen demand through uv-vis

Volume: 31 - Publicado em: 2026-06-19

Evaluation of the effect of graphene addition in fluoroelastomer composites

Volume: 31 - Publicado em: 2026-06-19

Enhanced structural health monitoring using symbolic aggregate approximation with hybrid deep learning models

Volume: 31 - Publicado em: 2026-06-19

Enhanced energy management system (ems) and motor health monitoring for electric vehicles: a machine learning approach

Volume: 31 - Publicado em: 2026-06-19

Sustainable aluminium milling: evaluating lubrication strategies and environmental impact

Volume: 31 - Publicado em: 2026-06-22

Synthesis of calcium phosphates from calcium hydroxide and phosphoric acid in presence of lactic acid

Volume: 31 - Publicado em: 2026-06-19

Effect of rolling and tempering process on microstructure and mechanical properties along the thickness direction of hsla steel plate

Volume: 31 - Publicado em: 2026-06-15

Inorganic oxide nanoparticles synthesized from aceh bovine bone through sol–gel method: effect of precipitation agents on the physicochemical properties and its catalytic activities in transesterification palm oil into biodiesel

Volume: 31 - Publicado em: 2026-06-15

Flexural performance of 3d-printed onyx–kevlar hybrid laminates: influence of fibre orientation and laminate thickness

Volume: 31 - Publicado em: 2026-06-12

Mechanical strength, tribological performance, and waste control in filler-modified glass fiber–reinforced epoxy composites

Volume: 31 - Publicado em: 2026-06-05

Microstructure and properties of laser-cladding inconel 625-based wc/tic gradient composite coat-ings on 65mn steel

Volume: 31 - Publicado em: 2026-06-12

Fabrication of graphene/tio2 nanocomposites: structural characterization and enhanced ozone detection performance

Volume: 31 - Publicado em: 2026-06-05

Durability performance of nano-silica modified fly ash concrete under accelerated co2 carbonation conditions

Volume: 31 - Publicado em: 2026-06-05

Flexural behaviour of the fibre-reinforced concrete beams with utilization of e-waste: experimental and analytical study

Volume: 31 - Publicado em: 2026-06-05

Flexibility analysis and process parameter optimization of tpu materials printed by fdm

Volume: 31 - Publicado em: 2026-06-05

Influence of lubricants on extrusion force and tribological response in cold forward microextrusion of al6063

Volume: 31 - Publicado em: 2026-06-05

3d evaluation of the use of steel slag in road layers as a sustainable soil improvement method

Volume: 31 - Publicado em: 2026-06-05

Mechanical, thermal, and environmental performance of ipomoea carnea and tecoma stans fiber-reinforced biophenolic hybrid composites

Volume: 31 - Publicado em: 2026-06-05

Improve the behavioural properties of concrete using nano-silica and graphene oxide nanocomposites

Volume: 31 - Publicado em: 2026-06-05

Estudo de um compósito particulado de matriz polimérica com endocarpo do cocos nucifera linn. fabricado por extrusão

Volume: 31 - Publicado em: 2026-06-01

Análise do desempenho de concretos produzidos com agregado miúdo residual proveniente de mineração performance analysis of concrete produced with residual fine aggregate from mining

Volume: 31 - Publicado em: 2026-05-29

The use of fractal dimension among the descriptive characteristics of different types of natural fine aggregate for construction in arid environments

Volume: 31 - Publicado em: 2026-05-29

Desempenho térmico e mecânico de argamassas leves produzidas com eps residual e hidroxipropilmetilcelulose

Volume: 31 - Publicado em: 2026-05-29

Development of eco-friendly nano-catalysts using plant-derived silver nanoparticles for environmental wastewater treatment and remediation

Volume: 31 - Publicado em: 2026-05-29

Enhancing mechanical, thermal, and flame-retardant properties of polyester/flax composites with magnesium and calcium hydroxide nanoparticles

Volume: 31 - Publicado em: 2026-05-29

Supervised machine learning driven analysis of compressive strength in concrete incorporating sustainable sludge with shap and pdp analyses

Volume: 31 - Publicado em: 2026-05-25

Análise da região adesiva em madeira lamelada colada de lyptus por diferentes técnicas de microscopia analysis of the adhesive region in glued laminated lyptus wood using different microscopy techniques

Volume: 31 - Publicado em: 2026-05-25

Desempenho de uma stack fuel cell pem acoplada diretamente a um inversor solar híbrido off-grid para sistemas de backup

Volume: 31 - Publicado em: 2026-05-25

Textile dye removal efficiency by leucaena-derived biochar and black liquor

Volume: 31 - Publicado em: 2026-05-25

Assessment of polymer fibers on mechanical behavior and high-temperature performance of gfrp-reinforced beams

Volume: 31 - Publicado em: 2026-05-25

Sustainable synthesis of sodium silicate from agro waste ashes for green construction applications

Volume: 31 - Publicado em: 2026-05-25

Performance and thermal resilience of tin-coated steel in dry sliding: an energy-based analysis

Volume: 31 - Publicado em: 2026-05-22

Valorization of ornamental stone waste in adhesive mortars: mechanical and microstructural insights

Volume: 31 - Publicado em: 2026-05-22

Integrating nano-silica and silica fume to enhance the mechanical properties of leca-based lightweight concrete

Volume: 31 - Publicado em: 2026-05-18

The influence of thermomechanical processing on the corrosion behaviour and hardness of p91 and 304 stainless steel bimetallic component

Volume: 31 - Publicado em: 2026-05-18

An optimized neuro-fuzzy control approach for ph neutralization in industrial wastewater treatment systems

Volume: 31 - Publicado em: 2026-05-18

Hierarchical pore refinement and synergistic hydration: reinforcement mechanism of concrete modified with a composite of xypex and nano-calcium carbonate

Volume: 31 - Publicado em: 2026-05-18

Zif-67-derived co3o4/n-doped carbon nanocomposites for sensitive electrochemical determination of nitrite in water

Volume: 31 - Publicado em: 2026-05-15

Potassium-rich calcinated waste coffee husk ash as an alkali activator in one-part geopolymer concrete

Volume: 31 - Publicado em: 2026-05-15

Hydroxyapatite/zinc oxide functionalized with folic acid as a curcumin carrier for cancer treatment

Volume: 31 - Publicado em: 2026-05-15

Analysis of guide vane compatibility after runner replacement based on cfd

Volume: 31 - Publicado em: 2026-05-11

Characterization of traditional masonry and timber materials in shanxi dwellings using digital heritage tools

Volume: 31 - Publicado em: 2026-05-11

Study on recycling rate evaluation and multi-factor influence of reclaimed asphalt based on mixing-separation and performance characterization

Volume: 31 - Publicado em: 2026-05-15

Formulation of empirical models for multi-objective optimization of parameters during friction stir welding of az80amg alloy for improving tensile strength and impact toughness

Volume: 31 - Publicado em: 2026-05-15

Asse-free si–te–ge chalcogenide glass ots selectors designed by interpretable machine learning

Volume: 31 - Publicado em: 2026-05-15

Análise comparativa das propriedades químicas, térmicas e físico-mecânicas de três espécies de madeira

Volume: 31 - Publicado em: 2026-05-08

Machine learning-enabled prediction of structural response in cfrp-wrapped steel–concrete hybrid composites

Volume: 31 - Publicado em: 2026-05-08

Mechanical, morphological and thermal analysis of biochar-filled polymer bio-composites

Volume: 31 - Publicado em: 2026-05-08

Estudo das argamassas históricas nas ruínas da igreja de santa rita de cássia, pedro velho/rn – brasil

Volume: 31 - Publicado em: 2026-05-01

Comprehensive surface quality analysis of material extrusion printed parts based on an integrated pb-bbd-gra approach

Volume: 31 - Publicado em: 2026-05-01

Predicting compressive strength of ultra-high-performance concrete using ensemble machine learning models with shap and pdp interpretations

Volume: 31 - Publicado em: 2026-04-27

Expanding the scope of the lodeci method for criteria weight determination

Volume: 31 - Publicado em: 2026-04-27

Evaluating reality capture technologies for structural joint verification in prefabricated concrete assemblies

Volume: 31 - Publicado em: 2026-04-27

Process optimization of camel dung-derived biogas upgrading through ionic liquid–incorporated polyethersulfone membranes

Volume: 31 - Publicado em: 2026-05-01

Influence of the shear key on the mechanical performance of beam-column connections in precast concrete structures

Volume: 31 - Publicado em: 2026-05-01

Feasibility of synthetic and natural hybrid composites for applications in civil construction

Volume: 31 - Publicado em: 2026-05-01

A preliminary experimental investigation on multi-recycled asphalt pavement in finland

Volume: 31 - Publicado em: 2026-04-27

Evaluating the influence of plant-based and synthetic fibers on freeze-thaw resistance in cementitious composites

Volume: 31 - Publicado em: 2026-05-01

Ductility improvement in sustainable rc beams using cupola and copper slag: experimental analysis and fea validation

Volume: 31 - Publicado em: 2026-04-27

Overview on the brazilian scenario and the first efforts towards the development of a borehole repository

Volume: 31 - Publicado em: 2026-04-17

Painéis de resíduos madeireiros em composições termoacústicas panels from wood wastes in thermoacoustic compositions

Volume: 31 - Publicado em: 2026-04-20

Development and characterization of a sustainable iron carbonate binder using thermally treated red mud

Volume: 31 - Publicado em: 2026-04-10

Sustainable cementitious mortars produced with polymer waste from synthesis reactor cleaning

Volume: 31 - Publicado em: 2026-04-10

Performance prediction of sustainable geopolymer concrete incorporating biochar and nano-cellulose using machine learning models

Volume: 31 - Publicado em: 2026-04-10

Hybrid nano-engineered functionally graded concrete with multi-zone failure analysis for performance zoning and structural health monitoring

Volume: 31 - Publicado em: 2026-04-10

Effect of sputter deposition parameters on the optical contrast and phase-change dynamics of ge2sb2te5 thin films for reconfigurable photonic devices

Volume: 31 - Publicado em: 2026-03-30

Ultrasonically dispersed al–b4c composites with engineered interfaces and graphene tribofilms for high energy efficiency applications

Volume: 31 - Publicado em: 2026-03-30

Mechanical response and damage metrics across polymer- and metal-matrix composites: cfrp and aa7065–b4c–graphite hybrid mmc

Volume: 31 - Publicado em: 2026-03-30

Artificial neural networks approach for the prediction of the mechanical properties of high-strength fibre-reinforced concrete

Volume: 31 - Publicado em: 2026-03-30

Mechanistic insights into the structure–void–interface–performance coupling of high-rap hot-recycled asphalt mixtures

Volume: 31 - Publicado em: 2026-03-30

Correlation between mbn and reverse transformation of martensite by heat treatments in aisi 304

Volume: 31 - Publicado em: 2026-03-20

Experimental investigation on mechanical, durability and microstructural behavior of alccofine and quartz sand in concrete

Volume: 31 - Publicado em: 2026-03-16

Synthesis and characterization of cerium oxide nanoparticles by surfactant-assisted precipitation method

Volume: 31 - Publicado em: 2026-03-16

Comparative study of shear strength parallel to grain of wood according to the methodologies of abnt nbr 7190:2022

Volume: 31 - Publicado em: 2026-03-16

Preparation and performance study of ag/ag3po4-g-c3n4/bioi composite photocatalysts

Volume: 31 - Publicado em: 2026-03-16

Effects of preprocessing methods on the road performance of high reclaimed asphalt pavement recycled hot-mix asphalt

Volume: 31 - Publicado em: 2026-03-16

Tio2 nanoparticle-enhanced kevlar fiber epoxy composites: development, characterization, and performance analysis

Volume: 31 - Publicado em: 2026-03-16

Optimizing strength and durability of concrete through ggbfs replacement and sap inclusion

Volume: 31 - Publicado em: 2026-03-16

Development and characterization of banana leaf powder reinforced pla biocomposite films for sustainable packaging applications

Volume: 31 - Publicado em: 2026-03-13

Defective vigna radiata waste as a functional reinforcement in polylactic acid composites for additive manufacturing

Volume: 31 - Publicado em: 2026-03-13

Concrete reinforced with polymeric fibers: an approach by non-destructive techniques of ultrasonic pulse velocity and electrical resistivity

Volume: 31 - Publicado em: 2026-03-09

Enhancing ferrocement performance: plastic analysis for bending strength prediction

Volume: 31 - Publicado em: 2026-03-02

Effect of treated incinerated bottom ash on the concrete properties – investigation on the long-term mechanical properties

Volume: 31 - Publicado em: 2026-03-02

Thermal resilience of concrete enhanced with fiber-reinforced polymer composite wraps

Volume: 31 - Publicado em: 2026-03-02

Structural behaviour of composite bridge deck with pmc link slabs reinforced with gfrp bars

Volume: 31 - Publicado em: 2026-03-02

Fatigue life prediction of asphalt mixtures in the brazilian indirect tension tests from the linear amplitude sweep binder data

Volume: 31 - Publicado em: 2026-03-02

Response surface methodology-based optimization of multi-walled carbon nanotube-graphene oxide enhanced stearic acid phase change materials

Volume: 31 - Publicado em: 2026-02-27

Effect of heat input on solidification, microhardness, and tensile properties of dissimilar aisi 316/aisi 304 mig welded joints

Volume: 31 - Publicado em: 2026-02-27

Characterization of sisal (agave sisalana) fibers

Volume: 31 - Publicado em: 2026-02-27

Multi criteria decision making using marcos method in optimization of al 6063 turning process parameters with different weighting methods

Volume: 31 - Publicado em: 2026-02-23

Non-destructive evaluation of residual strength and bond performance in recycled coarse aggregate concrete with deformed bars of varying diameters and strengths

Volume: 31 - Publicado em: 2026-02-23

Finite element modeling of stress distribution and crack behavior in gfrc beams with different reinforcement types

Volume: 31 - Publicado em: 2026-02-23

Study of the dye sensitizing time effect on tio2/zno photoanode for solar cell

Volume: 31 - Publicado em: 2026-02-23

Multi criteria decision making for process parametric optimization of a milling process using the marcos method and different weighing methods

Volume: 31 - Publicado em: 2026-02-16

Performance of silica fume concrete reinforced with glass, jute, and hemp fibers under simulated acid attack

Volume: 31 - Publicado em: 2026-02-16

Effect on ai-driven ant lion optimization framework using fibre reinforced concrete with dual-stage building crack for structural applications

Volume: 31 - Publicado em: 2026-02-13

Effect of annealing temperature on fatigue damage evolution behavior of slm alsi10mg alloy

Volume: 31 - Publicado em: 2026-02-13

Cinzas de incineração de resíduos biomédicos na produção de concreto: um estudo de caso sobre a imobilização de materiais perigosos

Volume: 31 - Publicado em: 2026-02-09

Caracterização química e mineralógica de argamassa histórica do convento franciscano de ipojuca do século xvii: contribuições para reconstituição de traço

Volume: 31 - Publicado em: 2026-02-02

Modeling and simulation of recrystallization in metals with spheroidal grain structures using hybrid cellular automata

Volume: 31 - Publicado em: 2026-02-02

A neutrosophic transfer learning approach for enhanced recyclable waste identification

Volume: 31 - Publicado em: 2026-02-02

Mechanical activation of expired portland cements: experimental characterisation

Volume: 31 - Publicado em: 2026-02-02

Efeito do tempo e condições de estocagem em amostras produzidas por manufatura aditiva em areia sílica com resina furânica

Volume: 31 - Publicado em: 2026-02-02

Geopolymeric mortars through acid and basic activations formulated from slate mining waste

Volume: 31 - Publicado em: 2026-02-02

Comparative mechanical analysis of polymers made by sla, fdm, and injection

Volume: 31 - Publicado em: 2026-02-02

Surface biomineralization with pythium aphanidermatum in cracked cement pastes: limitations and perspectives

Volume: 31 - Publicado em: 2026-02-02

Nano-cellulose and biochar reinforced fly ash–ggbs based geopolymer concrete: a sustainable pathway to enhanced strength and durability

Volume: 31 - Publicado em: 2026-02-02

Drug-free carboxymethyl cellulose hydrogels with extract from morinda citrifolia for enhancing antimicrobial activity

Volume: 31 - Publicado em: 2026-02-02

Bim-driven energy performance simulation for smart and sustainable retrofitting of aging structures

Volume: 31 - Publicado em: 2026-02-02

Study on the anti-scouring performance of a new type of cast-in-situ vegetation concrete for slope protection

Volume: 31 - Publicado em: 2026-01-30

Enhanced mechanical and thermal properties of epoxy composites reinforced with date palm seed particles

Volume: 31 - Publicado em: 2026-01-30

Quantitative determination of cd in single hair strands using laser ablation inductively coupled plasma mass spectrometry (la-icp-ms)

Volume: 31 - Publicado em: 2026-01-26

Fracture toughness of basalt fiber-reinforced hot recycled asphalt mixtures: a study based on dic technology

Volume: 31 - Publicado em: 2026-01-26

Investigation on the thermal, mechanical, and morphological characterization of peepal fiber-reinforced epoxy composites enhanced with micro-particulate ziziphus mauritiana seed powder

Volume: 31 - Publicado em: 2026-01-30

Development of advanced sensor materials and encryption techniques for secure wireless body area networks (wbans) in healthcare applications

Volume: 31 - Publicado em: 2026-01-23

Influence of 1% recycled pet fiber on the fracture behavior of recycled aggregate concrete beams

Volume: 31 - Publicado em: 2026-01-19

Research on a novel citrus pectin-bentonite composite with enhanced rheological properties

Volume: 31 - Publicado em: 2026-01-19

A novel approach and zero waste concept for making geopolymer-based bauxite residue tiles

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Laboratório de Hidrogênio, Coppe - Universidade Federal do Rio de Janeiro, em cooperação com a Associação Brasileira do Hidrogênio, ABH2 Av. Moniz Aragão, 207, 21941-594, Rio de Janeiro, RJ, Brasil, Tel: +55 (21) 3938-8791 - Rio de Janeiro - RJ - Brazil
E-mail: revmateria@gmail.com

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