Poly N-Vinylcarbazole (PVK) is one of the most of ten used polymer host materials for optoelectronic devices based on molecularly doped s ystems, due to its good film forming properties, ...

Conclusion Générale 98 Abstract: At this stage of o ur study on the ternary system: Pb 1 - x La z Ca x [(Zr y Ti 1 - y ) 0,75 (Sb) 0,25 ]O 3 . It seems necessary to draw some conclusions ...

In this work we were interested in the synthesis and characterization of two coordination complexes based on transition metals, using as the organic ligands derived fromsalicylhydrazide.The first ...