Perovskites for next-generation optical sources
Next-generation displays and lighting technologies require efficient optical sources that
combine brightness, color purity, stability, substrate flexibility. Metal halide perovskites have …
combine brightness, color purity, stability, substrate flexibility. Metal halide perovskites have …
Modeling hybrid perovskites by molecular dynamics
The topical review describes the recent progress in the modeling of hybrid perovskites by
molecular dynamics simulations. Hybrid perovskites and in particular methylammonium lead …
molecular dynamics simulations. Hybrid perovskites and in particular methylammonium lead …
Local polar fluctuations in lead halide perovskite crystals
Hybrid lead-halide perovskites have emerged as an excellent class of photovoltaic
materials. Recent reports suggest that the organic molecular cation is responsible for local …
materials. Recent reports suggest that the organic molecular cation is responsible for local …
Dynamic disorder, phonon lifetimes, and the assignment of modes to the vibrational spectra of methylammonium lead halide perovskites
We present Raman and terahertz absorbance spectra of methylammonium lead halide
single crystals (MAPbX3, X= I, Br, Cl) at temperatures between 80 and 370 K. These results …
single crystals (MAPbX3, X= I, Br, Cl) at temperatures between 80 and 370 K. These results …
Strongly anharmonic octahedral tilting in two-dimensional hybrid halide perovskites
Recent investigations of two-dimensional (2D) hybrid organic–inorganic halide perovskites
(HHPs) indicate that their optical and electronic properties are dominated by strong coupling …
(HHPs) indicate that their optical and electronic properties are dominated by strong coupling …
Electron–phonon scattering in atomically thin 2D perovskites
Two-dimensional (2D) atomically thin perovskites with strongly bound excitons are highly
promising for optoelectronic applications. However, the nature of nonradiative processes …
promising for optoelectronic applications. However, the nature of nonradiative processes …
Photoprotection in metal halide perovskites by ionic defect formation
Photostability is critical for long-term solar cell operation. While light-triggered defects are
usually reported as evidence of material degradation, we reveal that the formation of certain …
usually reported as evidence of material degradation, we reveal that the formation of certain …
How lattice and charge fluctuations control carrier dynamics in halide perovskites
Here we develop a microscopic approach aimed at the description of a suite of physical
effects related to carrier transport in, and the optical properties of, halide perovskites. Our …
effects related to carrier transport in, and the optical properties of, halide perovskites. Our …
Anisotropic and ultralow phonon thermal transport in organic–inorganic hybrid perovskites: atomistic insights into solar cell thermal management and thermoelectric …
M Wang, S Lin - Advanced Functional Materials, 2016 - Wiley Online Library
Energy‐related functionality and performance of organic–inorganic hybrid perovskites, such
as methylammonium lead iodide (MAPbI3), highly depend on their thermal transport …
as methylammonium lead iodide (MAPbI3), highly depend on their thermal transport …
Thermally activated point defect diffusion in methylammonium lead trihalide: anisotropic and ultrahigh mobility of iodine
We study the diffusion of point defects in crystalline methylammonium lead halide (MAPI) at
finite temperatures by using all-atoms molecular dynamics. We find that, for what concerns …
finite temperatures by using all-atoms molecular dynamics. We find that, for what concerns …