Roman F. – TechConnect Briefs

Sorption of Ethylbenzene, Toluene and Xylene onto Crumb Rubber from Aqueous Solutions

Alamo-Nole L.A., Roman F., Perales-Perez O., University Of Puerto Rico at Mayaguez, PR

Crumb rubber is composed of a complex mixture of elastomers (polyisoprene, polybutadiene and styrene-butadiene) and carbon black, as reinforcing agent, among other compounds. The contents of carbon black and the presence of the elastomeric matrix [...]

Sorption of Ethylbenzene, Toluene and Xylene onto Crumb Rubber from Aqueous Solutions

Alamo-Nole L.A., Roman F., Perales-Perez O., University Of Puerto Rico at Mayaguez, PR

Crumb rubber is composed of a complex mixture of elastomers (polyisoprene, polybutadiene and styrene-butadiene) and carbon black, as reinforcing agent, among other compounds. The contents of carbon black and the presence of the elastomeric matrix [...]

Optimization of Magnetic Properties in Cobalt Ferrite Nanocrystals

Cedeño Y., Perales-Perez O., Roman F., Singhal R., Tomar M.S., University of Puerto Rico, Mayaguez Campus, PR

Among the various ferrite materials for magnetic recording applications, cobalt ferrite (CoFe2O4) possesses excellent chemical stability and good mechanical hardness. Furthermore, the large positive first order crystalline anisotropy constant has made this ferrite a promising [...]