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Long-term potentiation mechanism of biological postsynaptic activity in neuro-inspired halide perovskite memristors
(IOP Publishing, 2023-05-26)
Perovskite memristors have emerged as leading contenders in brain-inspired neuromorphic electronics. Although these devices have been shown to accurately reproduce synaptic dynamics, they pose challenges for in-depth ...
Guanidinium thiocyanate selective Ostwald ripening induced large grain for high performance perovskite solar cells
(Elsevier, 2017)
Organic-inorganic lead halide perovskite has become one of the most attractive materials for future low-cost
high-efficiency solar technology. However, the polycrystalline nature of perovskite thin-film often possesses ...
High-Efficiency Digital Inkjet-Printed Non-Fullerene Polymer Blends Using Non-Halogenated Solvents
(Wiley-VCH Verlag, 2021-04)
Inkjet printing (IJP) of polymer solar cells is ideal for small-area off-grid electronics with low power consumption. However, IJP is quite a complex technique compared with techniques such as spin coating or doctor blading. ...
Theory of Hysteresis in Halide Perovskites by Integration of the Equivalent Circuit
(American Chemical Society, 2022-07-28)
Perovskite solar cells show a number of internal electronic–ionic effects that produce hysteresis in the current–voltage curves and a dependence of the temporal response on the conditions of the previous stimulus applied ...
Extracting in Situ Charge Carrier Diffusion Parameters in Perovskite Solar Cells with Light Modulated Techniques
(American Chemical Society, 2021-05-24)
Frequency resolved methods are widely used to determine device properties of perovskite solar cells. However, obtaining the electronic parameters for diffusion and recombination by impedance spectroscopy has been so far ...
Switching Off Hysteresis in Perovskite Solar Cells by Fine‐Tuning Energy Levels of Extraction Layers
(Wiley, 2018-07-25)
Lead halide perovskites often suffer from a strong hysteretic behavior on their j–V response in photovoltaic devices that has been correlated with slow ion migration. The electron extraction layer has frequently been pointed ...
Interfacial Passivation of Perovskite Solar Cells by Reactive Ion Scavengers
(American Chemical Society, 2021-02-22)
Lead halide perovskites suffer from uncontrolled ion migration and the interactions at the external contacts play a fundamental role in the hysteretic response and performance degradation kinetics. In this work, we passivate ...
Assessing the Drawbacks and Benefits of Ion Migration in Lead Halide Perovskites
(American Chemical Society, 2022-10-14)
Since the inception of the unprecedented rise of halide perovskites for photovoltaic research, ion migration has shadowed this material class with undesirable hysteresis and degradation effects, limiting its practical ...
Stabilizing perovskite solar cells with modified indium oxide electron transport layer
(Elsevier, 2023)
Despite the impressive progress, the perovskite solar cells are still under the stage of laboratory research,
mainly because of their inferior operational stability. To improve the device lifetime, one of the most
important ...
Nanocomposition of PEDOT:PSS with metal phthalocyanines as promising hole transport layers for organic photovoltaics
(Elsevier, 2023)
PEDOT:PSS is one of the most widely used materials as a hole selective layer in organic photovoltaics due to its
easy processing and high reproducibility. Unfortunately, the material is limited when testing new ...