WebNov 11, 2024 · @article{osti_1846257, title = {Magnetic Effect of Dopants on Bright and Dark Excitons in Strongly Confined Mn-Doped CsPbI3 Quantum Dots}, author = {Qiao, Tian and Liu, Xiaohan and Rossi, Daniel and Khurana, Mohit and Lin, Yulin and Wen, Jianguo and Cheon, Jinwoo and Akimov, Alexey V. and Son, Dong Hee}, abstractNote = {We … WebApr 14, 2024 · Cesium lead iodide (CsPbI3) perovskite nanocrystals (NCs) are a promising material for red-light-emitting diodes (LEDs) due to their excellent color purity and high luminous efficiency. However, small-sized CsPbI3 colloidal NCs, such as nanocubes, used in LEDs suffer from confinement effects, negatively impacting their photoluminescence …
High-performance CsPbI3/XPbI3 (X=MA and FA ... - ScienceDirect
WebOver the past few years, we have witnessed the occurrence and progress of the CsPbI3 semiconductor material as a superstar in photovoltaic fields. By the virtue of its excellent … WebMar 19, 2024 · When incorporating EA, the Fermi energy level moved down to the valence band maximum (VBM), indicating a p-type doping property of EA incorporation (Figure 1 I). The band gap of EA 0.1 Cs 0.9 PbI 3 was 1.8 eV, slightly larger than that of CsPbI 3, resulting from the increase of the antibonding interaction between I-5p and Pb-6p orbitals ... small wooden rowing boat
Stabilizing all-inorganic CsPbI3 perovskite films with ...
WebFeb 20, 2024 · Cesium lead iodide (CsPbI3), in its black perovskite phase, has a suitable bandgap and high quantum efficiency for photovoltaic applications. However, CsPbI3 tends to crystalize into a yellow non-perovskite phase, which has poor optoelectronic properties, at room temperature. Therefore, controlling the phase transition in CsPbI3 is critical for … WebJun 2, 2024 · The systematic experimental results reveal that Ti 3 C 2 F x QDs serve as effective passivators mainly in three aspects: 1) p-type Ti 3 C 2 F x QDs can tune the energy level of perovskite films and provide an efficient pathway for hole transfer; 2) Ti 3 C 2 F x QDs can effectively passivate defects and reduce interfacial nonradiative ... WebIn this work, the formation energies and transition energy levels of intrinsic point defects in γ- (more stable than α-phase) and δ-phases have been studied systematically by first-principles calcns. It is found that CsPbI3 … small wooden rustic benches