Srivastava Ankita, Sharma Atish Kumar, Jha Prakash Kumar, Kumar Manish, Chourasia Nitesh K, Chourasia Ritesh Kumar
Department of Physics, Samastipur College, Samastipur, 848134, (A Constituent Unit of L.N.M.U.-Darbhanga-846004), India.
University Department of Physics, Lalit Narayan Mithila University, Darbhanga, 846004, India.
Heliyon. 2024 Sep 24;10(19):e38169. doi: 10.1016/j.heliyon.2024.e38169. eCollection 2024 Oct 15.
The perovskite and organic solar cells are becoming the most cognizant of the photovoltaic communities. The Spiro-OMeTAD organic hole transport layer (HTL) shows a significant impact on the CHNHSnI perovskite solar cell (PSC) with TiO as the electron transport layer (ETL). So, we optimized the physical and electrical parameters of the organic HTL. Electrical optimization shows that the power conversion efficiency (PCE) of the cell can reach up to for the electron affinity of the organic HTL material of about . Further, the interpretation of the practical scale of series and shunt resistance reveals the maximum PCE of the cell as at and respectively. Also, the performance of the cell is analyzed for the hole mobility of the organic HTL material, which revealed the best PCE of the cell to . Moreover, the physical parameters are also optimized for the cell performance with illumination intensities which pointed out that the performance of the novel organic HTL perovskite solar cell is optimum for illumination intensity around (500Wm). Finally, the overall light harnessing efficiency or PCE of the proposed solar cell is declared to be and the other performance parameters as open circuit voltage (V), short circuit current (J), and fill factor (FF) are , and respectively.
钙钛矿和有机太阳能电池正成为光伏领域最受关注的对象。以二氧化钛作为电子传输层(ETL)时,Spiro-OMeTAD有机空穴传输层(HTL)对CHNHSnI钙钛矿太阳能电池(PSC)有显著影响。因此,我们优化了有机HTL的物理和电学参数。电学优化表明,对于有机HTL材料电子亲和势约为 的情况,电池的功率转换效率(PCE)可高达 。此外,对串联电阻和并联电阻实际规模的解读分别揭示了电池在 和 时的最大PCE为 。同时,针对有机HTL材料的空穴迁移率分析了电池性能,结果显示电池的最佳PCE为 。此外,还针对光照强度对电池性能的物理参数进行了优化,结果表明新型有机HTL钙钛矿太阳能电池在光照强度约为 (500Wm)时性能最佳。最后,所提出的太阳能电池的整体光捕获效率或PCE被宣称达到 ,其他性能参数开路电压(V)、短路电流(J)和填充因子(FF)分别为 、 和 。