Our official English website, www.x-mol.net, welcomes your
feedback! (Note: you will need to create a separate account there.)
One‐Step Inkjet Printed Perovskite in Air for Efficient Light Harvesting
Solar RRL ( IF 6.0 ) Pub Date : 2018-01-19 , DOI: 10.1002/solr.201700217
Chao Liang 1 , Pengwei Li 1 , Hao Gu 1 , Yiqiang Zhang 1 , Fengyu Li 2 , Yanlin Song 2 , Guosheng Shao 1 , Nripan Mathews 3 , Guichuan Xing 4
Solar RRL ( IF 6.0 ) Pub Date : 2018-01-19 , DOI: 10.1002/solr.201700217
Chao Liang 1 , Pengwei Li 1 , Hao Gu 1 , Yiqiang Zhang 1 , Fengyu Li 2 , Yanlin Song 2 , Guosheng Shao 1 , Nripan Mathews 3 , Guichuan Xing 4
Affiliation
![]() |
Solution‐processed metal‐halide perovskites have demonstrated immense potential in photovoltaic applications. Inkjet printing is a facile scalable approach to fabricate large‐area perovskite solar cells (PSCs) due to its cost‐effectiveness and near unity material utilization ratio. However, controlling crystallinity of the perovskite during the inkjet printing remains a challenge. The PSCs deposited by inkjet printing typically have much lower power conversion efficiencies (PCEs) than those by spin‐coating. Here, we show that high‐quality perovskite films could be inkjet‐printed with an innovative vacuum‐assisted thermal annealing post‐treatment and optimized solvent composition. High‐performance PSCs based on printed CH3NH3PbI3 with a PCE of 17.04% for 0.04 cm2 (13.27% for 4.0 cm2) and negligible hysteresis (lower than 1.0%) are demonstrated. These efficiencies are much higher than the previously reported ones using inkjet‐printing (≤12.3% for 0.04 cm2). The inkjet printing combined with vacuum‐assisted thermal annealing could be an effective low‐cost approach to fabricate high‐performance perovskite optoelectronic thin film devices (including solar cells, lasers, photodetectors, and light‐emitting diodes) with high‐volume production.
中文翻译:
空气中一步式喷墨印刷钙钛矿可实现高效光收集
固溶处理的金属卤化物钙钛矿在光伏应用中显示出巨大的潜力。喷墨打印是一种易于扩展的方法,可用于制造大面积钙钛矿太阳能电池(PSC),因为它具有成本效益和接近统一的材料利用率。然而,在喷墨印刷过程中控制钙钛矿的结晶度仍然是一个挑战。喷墨打印沉积的PSC通常比旋涂的功率转换效率(PCE)低得多。在这里,我们表明,可以通过创新的真空辅助热退火后处理和优化的溶剂成分对高质量的钙钛矿薄膜进行喷墨印刷。基于印刷的CH 3 NH 3 PbI 3的高性能PSC具有0.04cm 2的PCE为17.04%(4.0cm 2的PCE为13.27%)和可忽略的滞后(低于1.0%)。这些效率比以前使用喷墨打印的效率要高得多(0.04 cm 2时≤12.3%)。喷墨印刷与真空辅助热退火相结合可能是一种有效,低成本的方法,可以批量生产高性能的钙钛矿光电薄膜器件(包括太阳能电池,激光器,光电探测器和发光二极管)。
更新日期:2018-01-19
中文翻译:
![](https://scdn.x-mol.com/jcss/images/paperTranslation.png)
空气中一步式喷墨印刷钙钛矿可实现高效光收集
固溶处理的金属卤化物钙钛矿在光伏应用中显示出巨大的潜力。喷墨打印是一种易于扩展的方法,可用于制造大面积钙钛矿太阳能电池(PSC),因为它具有成本效益和接近统一的材料利用率。然而,在喷墨印刷过程中控制钙钛矿的结晶度仍然是一个挑战。喷墨打印沉积的PSC通常比旋涂的功率转换效率(PCE)低得多。在这里,我们表明,可以通过创新的真空辅助热退火后处理和优化的溶剂成分对高质量的钙钛矿薄膜进行喷墨印刷。基于印刷的CH 3 NH 3 PbI 3的高性能PSC具有0.04cm 2的PCE为17.04%(4.0cm 2的PCE为13.27%)和可忽略的滞后(低于1.0%)。这些效率比以前使用喷墨打印的效率要高得多(0.04 cm 2时≤12.3%)。喷墨印刷与真空辅助热退火相结合可能是一种有效,低成本的方法,可以批量生产高性能的钙钛矿光电薄膜器件(包括太阳能电池,激光器,光电探测器和发光二极管)。