A two-step sintering method was used to prepare Al8.31Si1.91Mg3.78O20 (corundum solid solution)/Al4.8Si1.2O9.6 (mullite solid solution)/Mg2.0Al4.02Si4.98O18 (co
Density functional calculations are used to determine structural and electronic properties of P4,P4O6,P4O10,P20O30 and P20O50 clusters and their protonated deri
A systematic density functional theory and wave function theory investigation on the geometrical and electronic properties of AlAu n 0/-(n=2-4) clusters has bee
Coumarin derivative 3-bromo-7-methyloxy-4-methylcoumarin(C11H9BrO3) was synthesized and characterized by FT-IR,1H NMR spectra,and thermal analysis.The crystal s