Short‐Term Stability of Perovskite Solar Cells Affected by In Situ Interface Modification

  title={Short‐Term Stability of Perovskite Solar Cells Affected by In Situ Interface Modification},
  author={Kai Sun and Yanyan Wang and Haoyuan Xu and Jing Zhang and Yuejin Zhu and Ziyang Hu},
  journal={Solar RRL},
8 Citations
Selective Defect Passivation and Topographical Control of 4‐Dimethylaminopyridine at Grain Boundary for Efficient and Stable Planar Perovskite Solar Cells
Recent progress in highly efficient perovskite solar cells (PSCs) has been made by virtue of interfacial engineering on 3D perovskite surfaces for their defect control, however, the structural
Spontaneous interface engineering for dopant-free poly(3-hexylthiophene) perovskite solar cells with efficiency over 24%
Halide perovskite solar cells (PSCs) have recently shown a leap forward in performance by reducing the recombination loss at the interface between the perovskite and hole-transporting layers through
Unintentional passivation of 4-tertbutyl pyridine for improved efficiency and decreased operational stability of perovskite solar cells
Defect-induced nonradiative recombination limits power conversion efficiency (PCE) of organic–inorganic lead halide perovskite solar cells (PSCs). Recently, molecular passivation methods using
Controlling Morphology and Interface of Perovskite Layer for Scalable High-Efficiency Solar Cell Fabricated by Using Green Solvents and Blade Coating in Ambient Environment.
The findings in this work resolve the issues of scalability and solvent toxicity thus the mass production of perovskite solar cells becomes feasible.
Controlling the Morphology and Interface of the Perovskite Layer for Scalable High-Efficiency Solar Cells Fabricated Using Green Solvents and Blade Coating in an Ambient Environment
Low-cost and solution-processed perovskite solar cells have shown great potential for scaling-up mass production. In comparison with the spin coating process for fabricating devices with small areas,
Performance improvement of perovskite solar cells via spiro-OMeTAD pre-crystallization
Meticulous choice of hole transport materials (HTMs) is a crucial factor for carrier extraction and device stability in solar cells. 2,2′,7,7′-tetrakis-( N,N
Elimination of Light-Soaking Effect in Hysteresis-Free Perovskite Solar Cells by Interfacial Modification
The hysteresis and light-soaking effect have been observed in organo–metal halide perovskite solar cells (PSCs) under operating conditions, which inhibit the precise evaluation of power output. The
Origination of Anomalous Current Fluctuation in Perovskite Solar Cells
Perovskite solar cells (PSCs) have been rapidly crowded into the emerging photovoltaics, exhibiting soaring efficiencies over 25%. There are unusual characteristics that have emerged in the


4-tert-Butylpyridine Free Hole Transport Materials for Efficient Perovskite Solar Cells: A New Strategy to Enhance the Environmental and Thermal Stability
Organic semiconductors as hole transport materials (HTMs) often require additives, such as LiTFSI and tert-butylpyridine (TBP), in order to enhance their hole conductivities. However, the combination
A fluorene-terminated hole-transporting material for highly efficient and stable perovskite solar cells
Perovskite solar cells (PSCs) require both high efficiency and good long-term stability if they are to be commercialized. It is crucial to finely optimize the energy level matching between the
Bifunctional Stabilization of All-Inorganic α-CsPbI3 Perovskite for 17% Efficiency Photovoltaics.
This one-step bifunctional stabilization of perovskite through gradient halide doping and surface organic cation passivation presents a novel and promising strategy to design stable and high performance all-inorganic lead halide.
Enhanced photovoltage for inverted planar heterojunction perovskite solar cells
This approach produces a wider bandgap top layer and a more n-type perovskite film, which mitigates nonradiative recombination, leading to an increase in Voc by up to 100 millivolts, which led to a stabilized power output approaching 21% at the maximum power point.
Highly efficient solar cells based on Cl incorporated tri-cation perovskite materials
Though mixed cation hybrid organic–inorganic perovskite materials are of promise due to the high efficiency and long-term stability of the corresponding devices, a fundamental understanding on the
Large tunable photoeffect on ion conduction in halide perovskites and implications for photodecomposition
Light excitation enhances by several orders of magnitude the ionic conductivity of methylammonium lead iodide, the archetypal metal halide photovoltaic material, and straightforwardly leads to a hitherto unconsidered photodecomposition path of the perovskite.
Light-induced lattice expansion leads to high-efficiency perovskite solar cells
Correlated, in situ structural and device characterizations reveal that light-induced lattice expansion benefits the performances of a mixed-cation pure-halide planar device, boosting the power conversion efficiency from 18.5 to 20.5%.
Long Carrier Lifetimes in PbI2-Rich Perovskites Rationalized by Ab Initio Nonadiabatic Molecular Dynamics
Hybrid organic–inorganic perovskites have attracted considerable interest due to their impressive performance in solar energy applications. Many experiments show that a slight excess of PbI2
Surface passivation engineering strategy to fully-inorganic cubic CsPbI3 perovskites for high-performance solar cells
Owing to inevitable thermal/moisture instability for organic–inorganic hybrid perovskites, pure inorganic perovskite cesium lead halides with both inherent stability and prominent photovoltaic