Effects of Seed Layer on Growth of ZnO Nanorod and Performance of Perovskite Solar Cell

2015 ◽  
Vol 119 (19) ◽  
pp. 10321-10328 ◽  
Author(s):  
Dae-Yong Son ◽  
Kyeong-Hui Bae ◽  
Hui-Seon Kim ◽  
Nam-Gyu Park
2017 ◽  
Vol 2017 ◽  
pp. 1-9 ◽  
Author(s):  
Farhana Anwar ◽  
Rafee Mahbub ◽  
Sakin Sarwar Satter ◽  
Saeed Mahmud Ullah

Simulation has been done using SCAPS-1D to examine the efficiency of CH3NH3SnI3-based solar cells including various HTM layers such as spiro-OMeTAD, Cu2O, and CuSCN. ZnO nanorod array has been considered as an ETM layer. Device parameters such as thickness of the CH3NH3SnI3 layer, defect density of interfaces, density of states, and metal work function were studied. For optimum parameters of all three structures, efficiency of 20.21%, 20.23%, and 18.34% has been achieved for spiro-OMeTAD, Cu2O, and CuSCN, respectively. From the simulations, an alternative lead-free perovskite solar cell is introduced with the CH3NH3SnI3 absorber layer, ZnO nanorod ETM layer, and Cu2O HTM layer.


Author(s):  
Chandani Dubey ◽  
Deepak Kumar Jarwal ◽  
Hemant Kumar ◽  
Yogesh Kumar ◽  
Kavicharan Mummaneni ◽  
...  

2021 ◽  
Vol 1965 (1) ◽  
pp. 012069
Author(s):  
Tian Sun ◽  
Xiaoyun Lin ◽  
Ya Wang ◽  
Hong Zhong ◽  
Hang Zhou

2020 ◽  
Vol 851 ◽  
pp. 16-24
Author(s):  
Markus Diantoro ◽  
Syahri Yanor ◽  
Thathit Suprayogi ◽  
Nandang Mufti ◽  
Aripriharta ◽  
...  

Photosupercapacitor is an integrated device for harvesting and storing solar energy into electrical energy. Photosupercapacitor is constructed by solar cell and supercapacitor. In the solar cell with DSSC type, one of the influential variables is photoanode performance. The photoanode with ZnO layer plays a role in light absorption, charge mobility, and electrical properties, which are influenced by crystal structure and nanoscale morphology. One of nanoscale morphology of ZnO that widely used is nanorods. This work is focussed to investigate the effect of annealing temperature on seed layer ZnO to growth nanorods shape in photoanode of photosupercapacitor and its performance. The seed layer ZnO nanoparticle was deposited onto FTO substrate by a screen printing method. The ZnO nanorod was grown by dippin FTO/ZnO in solution (Zinc nitrate, HMT, and DI water) under 100 °C. The photosupercapacitor was constructed by DSSC and ZnO symmetric supercapacitor which integrated by using aluminum foil substrate. The annealing temperature on ZnO nanoparticles affected on increasing crystal size of ZnO seed. All of the samples show ZnO wurtzite phase with the highest peak located on the hkl plane (101), but ZnO nanorod growth to hkl plane (100). The DSSC part efficiency produced around 0.874%. The resulting efficiency of photosupercapacitor is around 0.549%. The annealing temperature causes the value of specific capacitance to decrease, because of decreasing DSSC performance.


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