%0 Journal Article %J Applied Physics Letters %D 2013 %T Bandgap bowing in Ta-W-O system for efficient solar energy conversion: Insights from density functional theory and X-ray diffraction %A Nashed, R. %A Alamgir, F. M. %A Jang, S. S. %A Ismail, Y. %A El-Sayed, M. A. %A Allam, N. K. %B Applied Physics Letters %V 103 %8 Sep %@ 0003-6951 %G eng %M WOS:000325284500110 %] 133905 %! Appl. Phys. Lett. %R 10.1063/1.4823543