Effect of Combination of Natural Dyes and the Blocking Layer on the Performance of DSSC

*Md. Mosharraf Hossain Bhuiyan, Fahmid Kabir, Md. Serajum Manir, Md. Saifur Rahaman, Md. Robiul Hossain, Prosenjit Barua, Bikram Ghosh, Fumiaki Mitsugi,Tomoaki Ikegami, Saiful Huque and Mubarak Ahmad Khan*
