预埋共组分分子策略为构建稳健的埋入界面提供了一种新方法,为高性能PSC中界面工程的进步提供了潜在的指导。 界面是钙钛矿太阳能电池（PSC）中的关键因素,决定
Here, ammonium formate (HCOONH 4) is used as a pre-buried additive in electron transport layer (ETL) to realize a bottom-up infiltration process for an in situ, integral modification of ETL, perovskite layer, and their interface.
Pre-Buried Additive for Cross-Layer Modification in Flexible Perovskite Solar Cells with Efficiency Exceeding 22 Adv Mater. 2022 May;34 (HCOONH 4) is used as a pre-buried additive in electron transport layer (ETL) to realize a bottom-up infiltration process for an in situ, integral modification of ETL, perovskite layer, and their interface. The HCOONH 4 treatment leads to
Interface engineering at the bottom can effectively enhance the efficiency and stability of perovskite solar cells. In this study, the surface modifier, bis (triphenylphosphine)
Here, ammonium formate (HCOONH 4) is used as a pre-buried additive in electron transport layer (ETL) to realize a bottom-up infiltration process for an in situ, integral
Thus, this strategy of modulating perovskite nucleation and crystallization by pre‐buried modifier is feasible for achieving efficient and stable inverted perovskite solar cells. The buried interface has important effect on carrier extraction and nonradiative recombination of perovksite solar cells (PSCs).
预埋共组分分子策略为构建稳健的埋入界面提供了一种新方法,为高性能PSC中界面工程的进步提供了潜在的指导。 界面是钙钛矿太阳能电池（PSC）中的关键因素,决定载流子分离、传输、收集和重组。 埋入界面显示出难以直接解决的严重缺陷,从而引起了研究人员的关注。 研究表明,埋入界面不仅会因缺陷而影响器件性能,还会影响钙钛矿在基底上的粘附强
Substantially, the CyP-engineered buried interface delivers a high power conversion efficiency (PCE) of 17.50% for all-inorganic CsPbI 3 perovskite QD solar cells.
Buried interface management toward high-performance perovskite solar cells†. Bin Du‡ * a, Yuexin Lin‡ b, Jintao Ma a, Weidan Gu a, Fei Liu a, Yijun Yao * c and Lin Song * d a School of Materials Science and Engineering, Xi''an Polytechnic University, Xi''an 710048, China. E-mail: dubin@xpu .cn b MOE Key Laboratory for Nonequilibrium Synthesis and
Halide perovskites have shown superior potentials in flexible photovoltaics due to their soft and high power-to-weight nature. However, interfacial residual stress and lattice mismatch due to the large deformation of flexible substrates have greatly limited the performance of flexible perovskite solar cells (F-PSCs). Here, ammonium formate (HCOONH4) is used as a pre-buried additive
In this study, the pre-buried 3-aminopropionic acid hydroiodide (3AAH) additives into the electron transport layer (ETL) and modified the ETL/perovskite (PVK) interface by a bottom-up strategy. 3AAH treatment induced a templated perovskite grain growth and improved the quality of the ETL.
Halide perovskites have shown superior potentials in flexible photovoltaics due to their soft and high power‐to‐weight nature. However, interfacial residual stress and lattice mismatch due to the large deformation of flexible substrates have greatly limited the performance of flexible perovskite solar cells (F‐PSCs). Here, ammonium formate (HCOONH4) is used as a
Substantially, the CyP-engineered buried interface delivers a high power conversion efficiency (PCE) of 17.50% for all-inorganic CsPbI 3 perovskite QD solar cells. More importantly, we first report the refurbishment of high-efficiency QD solar cells, and CyP-buried modulation can assist in the recycling of high-cost TiO 2 /F-doped
The pre-buried additive TPA not only suppressed interfacial nonradiative recombination by passivating the surface defects of SnO 2 and underlying defects of perovskite films but also enhanced the quality of perovskite film and released the residual stress of perovskite film through its bottom-up infiltration property and the formation of a
Buried interface in perovskite solar cells (PSCs) is currently a highly focused study area due to their impact on device performance and stability. However, it remains a major challenge to rationally design buried interfaces. The properties of the buried interface not only affect carrier recombination and transport of perovskite layers, but
The pre-buried co-component molecular strategy provides a novel approach for constructing robust buried interfaces, offering potential guidance for the advancement of interface engineering in high-performance PSCs.
The pre-buried additive TPA not only suppressed interfacial nonradiative recombination by passivating the surface defects of SnO 2 and underlying defects of perovskite films but also enhanced the quality of
Thus, this strategy of modulating perovskite nucleation and crystallization by pre‐buried modifier is feasible for achieving efficient and stable inverted perovskite solar cells.
The pre-buried co-component molecular strategy provides a novel approach for constructing robust buried interfaces, offering potential guidance for the advancement of interface engineering in high-performance PSCs. Graphical abstract. Download: Download high-res image (258KB) Download: Download full-size image; Introduction. Photovoltaic is an indispensable
High-efficiency metal halide perovskite solar cells (PSCs) include rigid substrates with low thermal-expansion coefficients (TECs), resulting in significant TEC mismatch with the perovskites with high TECs at the buried interface. This mismatch leads to thermally induced residual tensile strain in perovskite
In this study, the pre-buried 3-aminopropionic acid hydroiodide (3AAH) additives into the electron transport layer (ETL) and modified the ETL/perovskite (PVK) interface by a bottom-up strategy. 3AAH treatment
Cross-layer all-interface defect passivation with pre-buried additive toward efficient all-inorganic perovskite solar cells. Qiurui Wang, Qiurui Wang. College of Mechanical and Electronic Engineering, Shandong University of Science and Technology, Qingdao, China . Search for more papers by this author. Jingwei Zhu, Jingwei Zhu. College of Materials Science
Zheng, Z. et al. Pre-buried additive for cross-layer modification in flexible perovskite solar cells with efficiency exceeding 22%. Adv. Mater. 34, 2109879 (2022).
Buried interface management toward high-performance perovskite solar cells†. Bin Du‡ * a, Yuexin Lin‡ b, Jintao Ma a, Weidan Gu a, Fei Liu a, Yijun Yao * c and Lin Song * d a School of Materials Science and
Interface engineering at the bottom can effectively enhance the efficiency and stability of perovskite solar cells. In this study, the surface modifier, bis (triphenylphosphine) cobalt chloride (BTPPCC), was employed as a pre-buried interface modifier, successfully passivating the surface-enriched defects of MAPbI 3 perovskite films.
在此,为了钝化钙钛矿的埋入界面缺陷并提高钙钛矿薄膜的结晶质量,3-氨基-1-金刚烷醇（AAD）作为氧化镍（NiO x）表面的预埋界面改性剂来调节成核和钙钛矿前驱体的结晶过程
DOI: 10.1002/adfm.202214788 Corpus ID: 257968067; Pre‐Buried ETL with Bottom‐Up Strategy Toward Flexible Perovskite Solar Cells with Efficiency Over 23% @article{Meng2023PreBuriedEW, title={Pre‐Buried ETL with Bottom‐Up Strategy Toward Flexible Perovskite Solar Cells with Efficiency Over 23%}, author={Yuanyuan Meng and Chang Liu
在此,为了钝化钙钛矿的埋入界面缺陷并提高钙钛矿薄膜的结晶质量,3-氨基-1-金刚烷醇（AAD）作为氧化镍（NiO x）表面的预埋界面改性剂来调节成核和钙钛矿前驱体的结晶过程。 AAD分子中的氨基和羟基分别可以与NiO x中的镍离子（Ni 3+ ）和钙钛矿中的铅离子同步配位。 这种双重作用有利于AAD分子在NiO x和钙钛矿之间的有序排列,这不仅增强了空穴传输层中的
The buried interface in the perovskite solar cell (PSC) has been regarded as a breakthrough to boost the power conversion efficiency and stability. However, a comprehensive manipulation of the buried interface in terms of the transport layer, buried interlayer, and perovskite layer has been largely overlooked.
Perovskite has low preparation cost, high absorption coefficient and low exciton binding energy, which makes perovskite solar cells (PSCs) to become the leader in the photovoltaic field , , . After more than ten years of exploration, the efficiency and stability of PSCs have achieved a big step forward .
Interfacial engineering has proven to be extremely important for colloidal quantum dot (QD) solar cells. However, in comparison with the QD surface and device top interface, the buried interface has received much less attention. Herein, we report an efficient strategy of utilizing a cyclic passivator (CyP),
Halide perovskites have shown superior potentials in flexible photovoltaics due to their soft and high power-to-weight nature. However, interfacial residual stress and lattice mismatch due to the large deformation of flexible substrates have greatly limited the performance of flexible perovskite solar cells (F-PSCs).
These results indicate that the FASA pre-burying strategy can not only regulate buried interface, but also induce the crystal growth of perovskite, which is beneficial to obtain perovskite films with higher quality, larger grain size and lower grain boundary density. 3.4. Effect of FASA on the carrier dynamics and defects at the buried interface
With rapid development of photovoltaic technology, flexible perovskite solar cells (f-PSCs) have attracted much attention for their light weight, high flexibility and portability. However, the power conversion efficiency (PCE) achieved so far is not yet comparable to that of rigid devices.
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