The influence of carbon counter electrode composition on the performance of monolithic dye-sensitized solar cells

Arif, F. and Nursam, N. M. and Prastomo, Niki and Shobih, Shobih (2019) The influence of carbon counter electrode composition on the performance of monolithic dye-sensitized solar cells. In: International Symposium on Frontier of Applied Physics, 1–2 November 2018, Banten, Indonesia.

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Abstract

In this research, the influence of carbon composition on the physical and electrical characteristics of the counter electrode and the performance of monolithic dye-sensitized solar cell (DSSC) was investigated. Screen printing method was used due to its excellence such as simple fabrication process at mass production. Physical and electrical characterization of the counter electrode layer were characterized by scanning electron microscopy (SEM), X-ray diffraction (XRD) analysis, gas sorption using Brunauer-Emmett-Teller (BET) method, and four-point probe measurement. Meanwhile, the DSSC performance was characterized using current-voltage (I-V) and incident photon-to-current efficiency (IPCE) measurement system. It is found that the carbon composition affects the physical and electrical characteristics of the counter electrode, such as the porosity, crystallinity, BET surface area, and micro-sized agglomeration. However, relatively similar conductivity values are obtained regardless of the carbon composition. The results show that the composition of graphite and active carbon with a ratio of 1:4 as a counter electrode material produced a porous layer with approximately 3.32 μm of agglomerates and conductivity with a sheet resistance value of 11.60 Ω/sq that overall can improve the performance of the monolithic DSSC. The highest efficiency obtained is 1.52% and the highest QE value is 32% at the absorption area of TiO2, with Voc, Isc and Pmax value of 0.63 V, 1.19 mA and 0.91 mW, respectively.

Item Type: Conference or Workshop Item (Paper)
Subjects: 500 Science and Mathematic > 500 Science > 507 Education, Research, Related Topics
Divisions: Faculty of Engineering & Informatics > Engineering Physics
Depositing User: Administrator UMN Library
Date Deposited: 09 Dec 2021 17:10
Last Modified: 09 Dec 2021 17:10
URI: https://kc.umn.ac.id/id/eprint/19447

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