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Manufacturing method of metal foams and porous metals metal matrix nanocomposites with nanometric dispersoids uniformly distributed and their uses

A group of researchers from a Portuguese university developed an innovative method for manufacturing a new generation of closed-cell metal foams reinforced with nanodispersoids combining the powder technology method with colloidal processing. The invention respects to a product with excellent energy absorption capacity to impact and sound damping for vehicle applications, houses, machinery, equipment and devices with superior performance ...

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Lighting device with adjustable white light based on zirconia nanostructures

A group of researchers from a Portuguese university has developed the concept of a lighting device with adjustable white light based on zirconia nanostructures. The invention aims to control the color temperature of white light emission that is different depending on the morphology/dimension of the particles, on the surrounding environment and on excitation power ...

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Sistema de Mínima Quantidade de Lubrificação de Baixo Custo

Um grupo de investigadores de uma universidade portuguesa desenvolveu um sistema de “Minimal Quantity of Lubrificant” totalmente funcional e automatizado. O termo MQL, “Minimal Quantity of Lubricant”, refere-se à utilização de um baixo caudal de lubrificante (10 a 100 ml/h) através de um fluido a alta pressão (ar comprimido) ...

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Graphene oxide macrostructure for the removal of heavy metals from contaminated waters

A group of researchers at the University of Aveiro developed a graphene based material capable of removing mercury from contaminated water. The invention consists on the functionalization of three-dimensional structures of graphene in order to increase the affinity to mercury, the subsequent encapsulation in a permeable casing facilitate its removal from the aqueous medium ...

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