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Poliuretanos fotoativos como estratégia de prevenção à resistência bacteriana
(2022-08-11)
Quantum carbon dots (CQDs) are amorphous carbon nanoparticles that have specific functionalities, among them, the fluorescence emission at particular wavelengths and the production of singlet oxygen (1O2). However, due to ...
Estudo da influência de resinas de tack em formulações elastoméricas e metodologias de avaliação aplicadas
(2022-09-20)
The present work aimed to evaluate the influence of different types of tack resins in elastomeric formulations, as well as to develop a simple, robust and reproducible test methodology to evaluate the tack of these elastomeric ...
Síntese e caracterização de redes metalorgânicas e a busca pela atividade biomimética tipo peroxidase
(2022-03-08)
Metal-organic frameworks (MOF) are porous materials made up of metallic ions coordinated with organic ligands, forming two-dimensional and three-dimensional structures. Since their appearance, these structures have attracted ...
Otimização da adesão de filmes de DLC sobre aço SAE 4140 utilizando intercamadas contendo silício depositadas a partir de tetrametilsilano
(2022-11-16)
Diamond-like carbon (DLC) films have been gaining space in the automotive, aeronautical, biomedical and decorative industries due to their low coefficient of frictionand high wear resistance. However, the low adhesion ...
Desgaste microabrasivo de revestimento níquel-fósforo tratado termicamente aplicado sobre liga Cu-Be C17200
(2022-06-23)
Copper-beryllium alloys are widely used to manufacture thermoplastics injection molds due to their high thermal conductivity. Even though these alloys admit precipitation hardening at temperatures between 250 and 400 ºC, ...