Photophysics of two-dimensional semiconducting organic–inorganic metal-halide perovskites
Two-dimensional organic–inorganic hybrid perovskites (2DHPs) consist of alternating
anionic metal-halide and cationic organic layers. They have widely tunable structural and …
anionic metal-halide and cationic organic layers. They have widely tunable structural and …
Performance Enhancement of Lead‐Free 2D Tin Halide Perovskite Transistors by Surface Passivation and Its Impact on Non‐Volatile Photomemory Characteristics
Abstract Two‐dimensional (2D) tin (Sn)‐based perovskites have recently received
increasing research attention for perovskite transistor application. Although some progress …
increasing research attention for perovskite transistor application. Although some progress …
The chemistry and physics of organic—inorganic hybrid perovskite quantum wells
Organic—inorganic hybrid two dimensional (2D) lead halide perovskites (LHPs) are tunable
quantum wells that exhibit a set of intriguing structural and physical properties including soft …
quantum wells that exhibit a set of intriguing structural and physical properties including soft …
Layer number dependent exciton dissociation and carrier recombination in 2D Ruddlesden–Popper halide perovskites
It has been a consensus that the exciton binding energies in two-dimensional (2D)
Ruddlesden–Popper perovskites is closely correlated with the number of layers. However …
Ruddlesden–Popper perovskites is closely correlated with the number of layers. However …
Direct linearly polarized electroluminescence from perovskite nanoplatelet superlattices
Polarized light is critical for a wide range of applications, but is usually generated by filtering
unpolarized light, which leads to substantial energy losses and requires additional optics …
unpolarized light, which leads to substantial energy losses and requires additional optics …
Uncovering Multiple Intrinsic Chiral Phases in (PEA)2PbI4 Halide Perovskites
Two-dimensional (2D) halide perovskites offer a unique platform for investigating the ground
state of materials possessing significant anharmonicity. In contrast to three-dimensional …
state of materials possessing significant anharmonicity. In contrast to three-dimensional …
Two-Dimensional Lead Iodide Perovskites with Extremely Reduced Dielectric Confinement: Embedded Self-Erasing Second-Harmonic Generation Switching …
Ethanolammonium lead iodide (EOA2PbI4) and propanolammonium lead iodide (AP2PbI4)
are two-dimensional hybrid organic–inorganic perovskites with reduced dielectric …
are two-dimensional hybrid organic–inorganic perovskites with reduced dielectric …
Understanding and Controlling the Photoluminescence Line Shapes of 2D Perovskites with Chiral Methylbenzylammonium-Based Cations
Chiral two-dimensional (2D) perovskites are a promising material class for the next
generation of spintronic and chiroptical devices. Despite their promise, many aspects related …
generation of spintronic and chiroptical devices. Despite their promise, many aspects related …
Probing free and bound excitons in Eu-doped CsPbBr3 by temperature-dependent photoluminescence and time-resolved photoluminescence
This report presents the recombination mechanisms of free and bound excitons in Eu-doped
CsPbBr 3. Through temperature-dependent photoluminescence (PL), the emission intensity …
CsPbBr 3. Through temperature-dependent photoluminescence (PL), the emission intensity …
Grain‐Specific Transitions Determine the Band Edge Luminescence in Dion–Jacobson Type 2D Perovskites
The photophysics of 2D perovskites incorporating 1, 4‐phenylenedimethanammonium
(PDMA) as spacer cations is studied. PDMAPbI4 and PDMASnI4 exhibit absorption and …
(PDMA) as spacer cations is studied. PDMAPbI4 and PDMASnI4 exhibit absorption and …