Carriers, quasi-particles, and collective excitations in halide perovskites

J Fu, S Ramesh, JW Melvin Lim, TC Sum - Chemical Reviews, 2023 - ACS Publications
Halide perovskites (HPs) are potential game-changing materials for a broad spectrum of
optoelectronic applications ranging from photovoltaics, light-emitting devices, lasers to …

What remains unexplained about the properties of halide perovskites?

DA Egger, A Bera, D Cahen, G Hodes… - Advanced …, 2018 - Wiley Online Library
The notion that halide perovskite crystals (ABX3, where X is a halide) exhibit unique
structural and optoelectronic behavior deserves serious scrutiny. After decades of steady …

Exciton polaron formation and hot-carrier relaxation in rigid Dion–Jacobson-type two-dimensional perovskites

S Biswas, R Zhao, F Alowa, M Zacharias… - Nature Materials, 2024 - nature.com
The efficiency of two-dimensional Dion–Jacobson-type materials relies on the complex
interplay between electronic and lattice dynamics; however, questions remain about the …

Compression of Organic Molecules Coupled with Hydrogen Bonding Extends the Charge Carrier Lifetime in BA2SnI4

X Ma, WH Fang, R Long… - Journal of the American …, 2024 - ACS Publications
Two-dimensional (2D) metal halide perovskites, such as BA2SnI4 (BA═ CH3 (CH2) 3NH3),
exhibit an enhanced charge carrier lifetime in experiments under strain. Experiments …

Cation-dependent hot carrier cooling in halide perovskite nanocrystals

J Chen, ME Messing, K Zheng… - Journal of the American …, 2019 - ACS Publications
Lead halide perovskites (LHPs) nanocrystals (NCs), owing to their outstanding
photophysical properties, have recently emerged as a promising material not only for solar …

Understanding of carrier dynamics, heterojunction merits and device physics: towards designing efficient carrier transport layer-free perovskite solar cells

JF Liao, WQ Wu, Y Jiang, JX Zhong, L Wang… - Chemical Society …, 2020 - pubs.rsc.org
The power conversion efficiencies (PCEs) of perovskite solar cells (PSCs) are already
higher than those of other thin-film photovoltaic technologies, but the high-efficiency cells …

Hot carrier solar cells and the potential of perovskites for breaking the Shockley–Queisser limit

S Kahmann, MA Loi - Journal of Materials Chemistry C, 2019 - pubs.rsc.org
In this review article, we discuss the working mechanism of hot carrier solar cells (HCSCs),
their prerequisites from a material point of view and consider power conversion efficiencies …

Photoinduced large polaron transport and dynamics in organic–inorganic hybrid lead halide perovskite with terahertz probes

Z **, Y Peng, Y Fang, Z Ye, Z Fan, Z Liu… - Light: Science & …, 2022 - nature.com
Organic-inorganic hybrid metal halide perovskites (MHPs) have attracted tremendous
attention for optoelectronic applications. The long photocarrier lifetime and moderate carrier …

Quantifying polaron formation and charge carrier cooling in lead‐iodide perovskites

SA Bretschneider, I Ivanov, HI Wang… - Advanced …, 2018 - Wiley Online Library
Notwithstanding the success of lead‐halide perovskites in emerging solar energy
conversion technologies, many of the fundamental photophysical phenomena in this …

Coherent vibrational dynamics reveals lattice anharmonicity in organic–inorganic halide perovskite nanocrystals

T Debnath, D Sarker, H Huang, ZK Han, A Dey… - Nature …, 2021 - nature.com
The halide ions of organic-inorganic hybrid perovskites can strongly influence the interaction
between the central organic moiety and the inorganic metal halide octahedral units and thus …