Fig. 3: Stability performance of Cs2Na0.9Ag0.1In0.95Bi0.05Cl6 prepared by the HAAPP strategy. | Light: Science & Applications

Fig. 3: Stability performance of Cs2Na0.9Ag0.1In0.95Bi0.05Cl6 prepared by the HAAPP strategy.

From: A universal hydrochloric acid-assistant powder-to-powder strategy for quick and mass preparation of lead-free perovskite microcrystals

Fig. 3

a XRD patterns of the fresh and aged Cs2Na0.9Ag0.1In0.95Bi0.05Cl6; b Thermal-stability of Cs2Na0.9Ag0.1In0.95Bi0.05Cl6 during continuous heating at 150 °C for 1000 h, in which the spectra were measured after cooling to the room temperature; c Photo-stability of Cs2Na0.9Ag0.1In0.95Bi0.05Cl6 during continuous irradiating by a 20 W, 365 nm UV lamp for 1000 h; d Temperature dependence of PL spectra of Cs2Na0.9Ag0.1In0.95Bi0.05Cl6; e Integrated PL intensity for Cs2Na0.9Ag0.1In0.95Bi0.05Cl6; f Response of the integrated PL intensity of Cs2Na0.9Ag0.1In0.95Bi0.05Cl6 during 10 consecutive cycles between 25 and 200 °C; The g optical power, h emission spectra and i conversion efficiencies of the fabricated pc-LED as a function of input current

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