Hybrid materials incorporating Eu-(TTA)3·2H20 (hereafter designated as Eu-TTA, with TTA: thenoyltrifluoroacetone) in unmodified or modified MCM-41 by 3-aminopr
Treeline ecotone dynamics of Abies spectabilis(D. Don) Mirb. in the Barun valley,Makalu Barun National Park, eastern Nepal Himalaya were studied by establishing