In perovskites, ion diffusion in the presence of defects plays a crucial role in
AI Customer ServiceThis study demonstrates the promising potential of perovskite materials for high-performance metal-iodine batteries. Their reactions based on the two-electron transfer mechanism shed light on similar battery systems aiming for decent
AI Customer ServiceAmines are widely employed as additives for improving the performance of metal halide perovskite optoelectronic devices. However, amines are well-known for their high chemical reactivity, the impact of which has yet to receive enough
AI Customer ServiceFor example, thanks to the substitution of the sulfhydryl to the hydroxyl group, the 2D-layered perovskite (HS(CH 2 ) 2 NH 3 ) 2 PbI 4 shows a better water stability than (HO(CH
AI Customer ServiceAlthough some 2D hybrid perovskites with sulfur-containing amines have been reported, the cation having the mercaptan group has not been well explored yet. In this work, cysteamine
AI Customer ServiceAmong them, constructing 2D/3D perovskite heterostructures using alkyl ammonium halide possesses many advantages: (1) The defective 3D perovskite surface can
AI Customer ServiceSEM images of the Al foil anode for the LCA perovskite battery and 3D perovskite battery were also obtained after the cycling processes as shown in Figs. S19 and S20,
AI Customer ServiceBy regulating the secondary growth of lead iodide, a low-energy, high
AI Customer ServicePoly(3,4-ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) is the most successful conducting polymer in terms of practical application. It has good film forming
AI Customer ServiceIn this work, phenylethylammonium iodide (PEAI)-induced bilateral interface engineering was developed to improve the device efficiency and stability of methylammonium
AI Customer ServiceHere, we present two key developments with a synergetic effect that boost the PCEs of our tandem devices with front-side flat Si wafers—the use of 2,3,4,5,6
AI Customer ServiceWith the aim to go beyond simple energy storage, an organic–inorganic lead halide 2D perovskite, namely 2-(1-cyclohexenyl)ethyl ammonium lead iodide (in short CHPI),
AI Customer ServiceWith the aim to go beyond simple energy storage, an organic–inorganic lead halide 2D perovskite, namely 2-(1-cyclohexenyl)ethyl ammonium lead iodide (in short CHPI), was recently introduced by Ahmad et
AI Customer ServiceThis study demonstrates the promising potential of perovskite materials for high-performance metal-iodine batteries. Their reactions based on the two-electron transfer mechanism shed
AI Customer ServiceIn perovskites, ion diffusion in the presence of defects plays a crucial role in energy devices. Reports have shown a large capacitance of 100 μFcm −2 in halide perovskite,
AI Customer ServiceHere we develop lightweight, thin (<2.5 μm), flexible and transparent-conductive-oxide-free quasi-two-dimensional perovskite solar cells by incorporating alpha
AI Customer ServiceAs summarized in Figure 4b, the perovskite-based battery promoted a reversible energy density of 441 mWh g −1 I+Br and capacity and 336 mAh g −1 I+Br (over 100 mAh g
AI Customer ServiceThe crystal structure of CsPbI 3 perovskite is schematically illustrated in the inset of Fig. 1 is well-known that the structural stability of a halide perovskite material (chemical
AI Customer ServiceIn this work, we significantly improve the rate performance of the battery electrodes by asphalt-derived carbon coating, and strategically couple high-efficiency n-i-p
AI Customer ServiceIn this work, we significantly improve the rate performance of the battery
AI Customer ServiceGao and colleagues 40 used a novel fluorinated aliphatic cation (trifluoroethyl amine iodide) to modify MAPbI 3 perovskite and enhance the environmental stability without
AI Customer ServiceBy regulating the secondary growth of lead iodide, a low-energy, high crystallinity porous lead iodide film is formed to promote the reaction between amine salts and
AI Customer ServiceThe most popular lead iodide based perovskite structure (rightmost panel of Fig. 1, Fig. 2a) consists of an extended three-dimensional (3D) network of corner-sharing PbI
AI Customer ServiceBased on our results, we propose that excess lead iodide in the perovskite precursors can reduce the halide vacancy concentration and lead to formation of azimuthal
AI Customer ServiceIn this study, we investigated property change in the poly(3,4-ethylenedioxythiophene) poly-styrene sulfonate (PEDOT:PSS) layer by introducing
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