Presentación (TF No.1)

Presentación CITA 2009

This editorial is an introduction of the special issue composed with the best papers in e-learning of CITA2009 (Congreso Iberoamericano de Telemática). This congress was organized in Gijón/Xixón, Asturies, España, in May of 2009. The two selected papers are related with different matters of elearning, such as learning objects and system architecture. In this editorial we introduce CITA 2009 and...

Presentación De La Asignatura

Spotlight Issue No1 August 2008

• National adult HIV prevalence has declined from 7.0% in 2003/4 to 5.7% in 2007/8 • HIV prevalence has decreased for both women and men, and across most age groups. • The estimated number of people living with HIV in Tanzania in 2008 is approximately down from 1.12 million in 2004. • Seventeen out of twenty-one regions registered a decline in the proportion of 15-49 year HIV. • The proportion ...

FluxLetter Vol3 no1 draft1.pub

function of the pre-fire vegetation and the post-fire environment. Much of the area burned is characterized by total tree death, and the young post-fire vegetation is dominated by fast growing successional species, which are eventually succeeded by longer-lived tree species. Direct fire combustion releases in Canada are about 1.5 kg C m on average, plus some additional greenhouse gases such as ...

Directed Self-Assembly of Block Copolymer, No1

/Description The PS-rich and neutral PS-b-PMMA block copolymer (BCP) films were spin coated on the neutral random copolymer hydroxyl-terminated PS-r-PMMA layers grafted on the native oxide and 50 nm thick PECVD amorphous silicon oxide layers. Relationship between the grafting density of BCP and surface density of hydroxyl moiety on silicon oxide is discussed. Furthermore, optimization of anneal...