Boosting Carrier Transport in Quasi‐2D/3D Perovskite ...

A General Strategy for Ordered Carrier Transport of Quasi-2D and ...

1 Uniaxial orientation and single-grain penetration of quasi-2D and 3D perovskite films were achieved via a general thermal-pressed (TP) ...

Enhancing Charge Transport of 2D Perovskite Passivation Agent for ...

The 3D perovskite films based on mixed-cation 2D-PPA exhibit longer carrier lifetime, lower exciton binding energy, less trap density and higher conductivity.

Hole transport layer engineering in high performance quasi-2D ...

Quasi-2D perovskites have emerged as highly promising materials for application in perovskite light-emitting diodes (PeLEDs), garnering ...

Uniform Permutation of Quasi-2D Perovskites by Vacuum Poling for ...

indicates that the uniform dispersion of different-n-value nanoplates generates efficient transport of photogenerated carriers (can also be ...

Formation of a Fast Charge Transfer Channel in Quasi-2D ... - MDPI

Quasi-2D perovskites solar cells exhibit excellent environmental stability, but relatively low photovoltaic properties, compared with 3D perovskites solar ...

Ligand-Stabilized Reduced-Dimensionality Perovskites

Photophysical and structural stability of 3D and quasi-2D perovskite films. (a) Relative absorption intensity near the absorption onset for different n ...

Selection of Functional Spacer Cations for Efficient 2D/3D ...

2D perovskite crystals have significantly different characteristics in structure, stability, and carrier transport compared with 3D perovskite counterparts.

Enhanced performance of amplified spontaneous emission in Dion ...

Our findings suggest that the development of DJ structured quasi-2D perovskite laser gain medium should target facilitating fast carrier co-radiation ...

Heterogeneous Photon Recycling and Charge Diffusion Enhance ...

... quasi-2D perovskite interfaced with a 3D MAPbI3 perovskite layer. We ... In particular, charge-carrier transfer from quasi-2D to 3D domains.

Promoting energy transfer via manipulation of crystallization kinetics ...

Considerable efforts have been dedicated to enhancing the energy and charge transfer efficiency of DJ phase quasi-2D perovskites. Developing ...

2D/3D Halide Perovskites for Optoelectronic Devices - Frontiers

The introduction of a hole transport layer between the perovskite layer and the metal electrode helps to achieve balanced collection of electrons and holes.

Charge Transfer in 2D Halide Perovskites and 2D/3D Heterostructures

To improve the interface properties between the 3D perovskite layer and charge carrier transport layers, understanding the charge transfer (CT) ...

Uniform Permutation of Quasi-2D Perovskites by Vacuum Poling for ...

to simultaneously transfer electrons and holes, consequently enhancing carrier transport.1–4,8,19–21 These vertically ordered nanoplates of ...

Enhancing Charge Transport of 2D Perovskite Passivation Agent for ...

The perovskite films based on mixed-ammonium (F5PEA+-PEA+) 2D-PPA exhibit similar surface morphology and crystal structure, but longer carrier lifetime, lower ...

Surface Regulation through Dipolar Molecule Boosting the ...

Mixed 2D/3D perovskite solar cells (PSCs) show promising performances in efficiency and long‐term stability. The functional groups terminated on a large ...

Surface Regulation through Dipolar Molecule Boosting the ...

Besides, the reduced grain boundaries and surface roughness of mixed 2D/3D perovskite film are beneficial for the charge carriers transport and ...

2D and quasi-2D hybrid perovskites containing organic cations with ...

This includes the emergence of charge- and energy-transfer processes between the organic and inorganic layers, enhanced charge carrier transport ...

Recent progress in stabilizing perovskite solar cells through two ...

Doping 3D perovskite with 2D ammonium cations plays a balance in PSCs between performance and stability. However, the small amount of 2D doping ...

High-performance ternary perovskite-organic solar cells

boosting charge transport in quasi-2D (4F-BEA)x(MAPbI3)1-x:3D MAPbI3 composites,[26,27] overall charge transport remains unbalanced (μ. ee/μℎ. = 0.57 in 2D ...

Distinct conducting layer edge states in two-dimensional (2D) halide ...

Further efficiency boost while maintaining stability requires reduction of the large exciton binding energy and comprehensive understanding of ...