%0 Journal Article %T On a generalization of atomic decompositions %A S. K. Kaushik %A S. K. Sharma %J Albanian Journal of Mathematics %D 2011 %I AulonaPress %X We generalize atomic decomposition for Banach spaces andcalled it T -atomic decomposition. A necessary condition for T -atomic decomposition is given. A characterization for a triangular atomic decomposition is also given. Finally, as an application of triangular atomic decompositions, we prove that if a Banach space has a triangular atomic decomposition, then it also has an approximative atomic decomposition, an atomic decomposition and a fusion Banach frame. %U http://journals.aulonapress.com/index.php/ajm/article/view/300/407