Artigo

Influence of spark plasma consolidation conditions on the superconducting properties of (Bi,Pb)-Sr-Ca-Cu-O ceramic samples

Writers: F. Rosales-Saiz and L. Pérez-Acosta and I.F. Machado and J.E. Pérez-Fernández and R.F. Jardim and E. Govea-Alcaide Keywords: Bi-based superconductor; Spark plasma sintering; Finite element method; Superconducting properties Abstract: The influence of different plungers/die materials for the […]

Artigo

Method for the production of acrylonitrile-butadiene-styrene (ABS) and polycarbonate (PC)/ABS standards for direct Sb determination in plastics from e-waste using laser-induced breakdown spectroscopy

Writers: Francisco W. B. Aquino, Caio M. Paranhos and Edenir R. Pereira-Filho Keywords: Polymer; Method Abstract: This study presents a procedure for direct Sb determination in solid e-waste samples (polymers). Polymer standards (acrylonitrile–butadiene–styrene (ABS) and polycarbonate (PC)/ABS) were mixed with dichloromethane […]

1 2 3 4