Xi-cheng F. Ai

No.59 Zhongguancun Street
Beijing, 100872, China

Last Updated: 09/26/2026

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Found 49 publications

Dynamic Competition between Photodegradation and Self-Healing in Perovskite Nanocrystals Dictated by Microstructure.

Dynamic Competition between Photodegradation and Self-Healing in Perovskite Nanocrystals Dictated by Microstructure.

Journal: The journal of physical chemistry letters
Published: June 24, 2026

Unveiling the Intrinsic Energy Barrier in Single-Photon Upconversion of Perovskite Quantum Dots for Optical Refrigeration.

Unveiling the Intrinsic Energy Barrier in Single-Photon Upconversion of Perovskite Quantum Dots for Optical Refrigeration.

Journal: The journal of physical chemistry letters
Published: January 28, 2026

Polydimethylsiloxane encapsulated CsPbBr3 quantum dots enable amplified spontaneous emission-driven in situ, ultrahigh-speed monitoring of water-soluble food additives.

Polydimethylsiloxane encapsulated CsPbBr3 quantum dots enable amplified spontaneous emission-driven in situ, ultrahigh-speed monitoring of water-soluble food additives.

Journal: The Analyst
Published: October 22, 2025

Efficacy and survival outcomes of patients with lymphocytic variant hypereosinophilic syndrome

Efficacy and survival outcomes of patients with lymphocytic variant hypereosinophilic syndrome

Journal: Zhonghua xue ye xue za zhi = Zhonghua xueyexue zazhi
Published: August 31, 2025

Mechanism-Guided Redox Protection Suppresses Iodide Oxidation for Air-Stable Red-Emitting Perovskite Quantum Dots.

Mechanism-Guided Redox Protection Suppresses Iodide Oxidation for Air-Stable Red-Emitting Perovskite Quantum Dots.

Journal: Nano letters
Published: June 12, 2025

Photogenerated Carriers Surviving for Milliseconds in Perovskites under the Protection of Shallow Trap States.

Photogenerated Carriers Surviving for Milliseconds in Perovskites under the Protection of Shallow Trap States.

Journal: The journal of physical chemistry letters
Published: May 06, 2025

Operando recombination kinetics in perovskite nanocrystal films revealed by in situ time-resolved photoluminescence.

Operando recombination kinetics in perovskite nanocrystal films revealed by in situ time-resolved photoluminescence.

Journal: Nature communications
Published: March 23, 2025

Manipulation of Metal Halide Perovskite: Photoelectric Conversion or Light Emission?

Manipulation of Metal Halide Perovskite: Photoelectric Conversion or Light Emission?

Journal: The journal of physical chemistry letters
Published: February 18, 2025

Specific Influences of Trap States with Distinct Spatial and Energetic Distributions on Ion Migration Dynamics in Metal Halide Perovskites.

Specific Influences of Trap States with Distinct Spatial and Energetic Distributions on Ion Migration Dynamics in Metal Halide Perovskites.

Journal: Nano letters
Published: December 12, 2024

Unraveling the rapid ion migration in perovskite solar cells by circuit-switched transient photoelectric technique.

Unraveling the rapid ion migration in perovskite solar cells by circuit-switched transient photoelectric technique.

Journal: The Journal of chemical physics
Published: January 18, 2024

Simultaneously improved photoluminescence, stability, and carrier transport of perovskite nanocrystals by post-synthetic perfluorobutanesulfonic acid treatment.

Simultaneously improved photoluminescence, stability, and carrier transport of perovskite nanocrystals by post-synthetic perfluorobutanesulfonic acid treatment.

Journal: Nanoscale
Published: December 20, 2023

High-Fill-Factor Perovskite Solar Cells via Pseudohalide Salt Modification of the Substrate to Mitigate Nonradiative Recombination at the Interface.

High-Fill-Factor Perovskite Solar Cells via Pseudohalide Salt Modification of the Substrate to Mitigate Nonradiative Recombination at the Interface.

Journal: The journal of physical chemistry letters
Published: October 31, 2023
Showing 1-12 of 49

Last Updated: 09/26/2026