TY - JOUR T1 - Bandgap bowing in Ta-W-O system for efficient solar energy conversion: Insights from density functional theory and X-ray diffraction JF - Applied Physics Letters Y1 - 2013 A1 - Nashed, R. A1 - Alamgir, F. M. A1 - Jang, S. S. A1 - Ismail, Y. A1 - El-Sayed, M. A. A1 - Allam, N. K. VL - 103 SN - 0003-6951 N1 - Nashed, Ramy Alamgir, Faisal M. Jang, Seung Soon Ismail, Yehea El-Sayed, Mostafa A. Allam, Nageh K. J1 - Appl. Phys. Lett. M3 - 10.1063/1.4823543 ER -