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View article: Mechanistic Insight into Tunable Spin Relaxation in Two-Dimensional Type-II Ligand-Perovskite Heterostructures
Mechanistic Insight into Tunable Spin Relaxation in Two-Dimensional Type-II Ligand-Perovskite Heterostructures Open
Two-dimensional (2D) metal-halide perovskites with spin-dependent optical properties hold great promise for spintronic and quantum applications. However, their spin lifetimes, especially for n = 1 2D perovskites, are typically limited to s…
View article: Force‐Induced Selective Carbon‐Carbon Bond Cleavage in Mechanoresponsive Topochemical Polymers
Force‐Induced Selective Carbon‐Carbon Bond Cleavage in Mechanoresponsive Topochemical Polymers Open
Mechanoresponsive polymeric materials that respond to mechanical deformation are highly valued for their potential in sensors, degradation studies, and optoelectronics. However, direct visualization and detection of these responses remain …
View article: Air-Stable Room-Temperature Quasi-2D Tin Iodide Perovskite Microlasers
Air-Stable Room-Temperature Quasi-2D Tin Iodide Perovskite Microlasers Open
Quasi-2D tin iodide perovskites (TIPs) are promising lead-free alternatives for optoelectronic applications, but achieving stable lasing remains challenging due to their limited environmental stability. Here, we report air-stable, room-tem…
View article: Bulky Cation-Modified Interfaces for Thermally Stable Lead Halide Perovskite Solar Cells
Bulky Cation-Modified Interfaces for Thermally Stable Lead Halide Perovskite Solar Cells Open
Charged conjugated organic molecules offer promising prospects for reducing nonradiative recombination at interfaces in perovskite solar cells, while protecting the active layer from moisture. However, several studies have shown that the h…
View article: Halide Perovskites for Next‐Generation Light‐Emitting Applications
Halide Perovskites for Next‐Generation Light‐Emitting Applications Open
Perovskite light‐emitting diodes have reached efficiencies exceeding 30 percent, emerging as a promising candidate for commercialization.
View article: Design Rules for Thermally Depolymerizable Polybutadienes
Design Rules for Thermally Depolymerizable Polybutadienes Open
The vast majority of commodity plastics are based on all-carbon backbones. This creates a baseline for processing and mechanical properties that has been difficult to emulate with recyclable polymers that are based on heteroatomic linkages…
View article: Large‐Scale 2D Perovskite Nanocrystals Photodetector Array via Ultrasonic Spray Synthesis
Large‐Scale 2D Perovskite Nanocrystals Photodetector Array via Ultrasonic Spray Synthesis Open
2D perovskite (PVSK) single crystals have received significant attention due to their unique optical and optoelectronic properties. However, current synthesis methods face limitations, particularly in large‐area fabrication, which remain c…
View article: Enabling ITO-free perovskite solar cells through n-doped poly(benzodifurandione) (n-PBDF) electrodes
Enabling ITO-free perovskite solar cells through n-doped poly(benzodifurandione) (n-PBDF) electrodes Open
This study explores the fabrication of solution-processable n-doped poly(benzodifurandione) (n-PBDF)-based, ITO-free perovskite solar cells, designed for both rigid and flexible substrates.
View article: Exciton Dynamics in Layered Halide Perovskite Light‐Emitting Diodes
Exciton Dynamics in Layered Halide Perovskite Light‐Emitting Diodes Open
Layered halide perovskites have garnered significant interest due to their exceptional optoelectronic properties and great promises in light‐emitting applications. Achieving high‐performance perovskite light‐emitting diodes (PeLEDs) requir…
View article: A Pyrrole Modified 3,4‐Propylenedioxythiophene Conjugated Polymer as Hole Transport Layer for Efficient and Stable Perovskite Solar Cells
A Pyrrole Modified 3,4‐Propylenedioxythiophene Conjugated Polymer as Hole Transport Layer for Efficient and Stable Perovskite Solar Cells Open
Despite the outstanding electric properties and cost‐effectiveness of poly(3,4‐ethylenedioxythiophene) (PEDOT) and its derivatives, their performance as hole transport layer (HTL) materials in conventional perovskite solar cells (PSCs) has…
View article: Mechanical and Ionic Characterization for Organic Semiconductor‐Incorporated Perovskites for Stable 2D/3D Heterostructure Perovskite Solar Cells
Mechanical and Ionic Characterization for Organic Semiconductor‐Incorporated Perovskites for Stable 2D/3D Heterostructure Perovskite Solar Cells Open
Hybrid metal halide perovskite (MHP) materials, while being promising for photovoltaic technology, also encounter challenges related to material stability. Combining 2D MHPs with 3D MHPs offers a viable solution, yet there is a gap in the …
View article: Slow Dephasing of Coherent Optical Phonons in Two-dimensional Lead Organic Chalcogenides
Slow Dephasing of Coherent Optical Phonons in Two-dimensional Lead Organic Chalcogenides Open
Hybrid organic-inorganic semiconductors with strong electron-phonon interactions provide a programmable platform for developing a variety of electronic, optoelectronic, and quantum materials by controlling these interactions. However, in c…
View article: Triplet Management at Ligand-Perovskite Interface to Enhanced Photovoltaics Performance
Triplet Management at Ligand-Perovskite Interface to Enhanced Photovoltaics Performance Open
Aromatic organic molecules are widely used as passivators in perovskite solar cells (PSCs). Efforts have been devoted to improving the energy alignments, band edge states, and defect passivation functionalities. However, potential energy l…
View article: Charge Transfer in 2D Halide Perovskites and 2D/3D Heterostructures
Charge Transfer in 2D Halide Perovskites and 2D/3D Heterostructures Open
Halide perovskites have emerged as a versatile class of materials, with applications spanning photovoltaics, light-emitting diodes, transistors, and photodetectors. The introduction of semiconducting ligands to form two-dimensional (2D) pe…
View article: Photophysics and Carrier Dynamics of Lasing in Quasi-2D Lead Halide Perovskites
Photophysics and Carrier Dynamics of Lasing in Quasi-2D Lead Halide Perovskites Open
Quasi-2D perovskites have recently been extensively studied due to their narrow-bandwidth-tunable emission, solution processability, and applicability as optical gain media. Quasi-2D perovskites are composed of inorganic perovskite crystal…
View article: Boosting the Performance of Flexible Perovskite Photodetectors Using Hierarchical Plasmonic Nanostructures
Boosting the Performance of Flexible Perovskite Photodetectors Using Hierarchical Plasmonic Nanostructures Open
Plasmonic nanostructures can enhance the performance of photodetectors (PDs) owing to their amplification effect in light absorption, leading to overcoming the inherent properties of the photoactive layer. Herein, hierarchical plasmonic na…
View article: Ruddlesden–Popper Tin‐Based Halide Perovskite Field‐Effect Transistors
Ruddlesden–Popper Tin‐Based Halide Perovskite Field‐Effect Transistors Open
Tin‐based halide perovskites garner attention as a promising semiconducting layer material for field‐effect transistors (FETs) owing to their lower effective mass than their lead‐based counterparts. However, they suffer from low ambient st…
View article: Advances and challenges in molecular engineering of 2D/3D perovskite heterostructures
Advances and challenges in molecular engineering of 2D/3D perovskite heterostructures Open
Advances in the understanding and applications of perovskite 2D/3D heterostructures were overviewed with a focus on ligand design principles.
View article: Square Moiré Superlattices in Twisted Two-Dimensional Halide Perovskites
Square Moiré Superlattices in Twisted Two-Dimensional Halide Perovskites Open
Moiré superlattices have emerged as a new platform for studying strongly correlated quantum phenomena, but these systems have been largely limited to van der Waals layer two-dimensional (2D) materials. Here we introduce moiré superlattices…
View article: Dimensionality Modulation in Halide Perovskites
Dimensionality Modulation in Halide Perovskites Open
The ability of halide perovskites to be networked in zero dimensional (0D) nanocrystals, 1D nanowires, and 2D sheets in addition to the 3D crystal form, greatly enhances their compositional and property tunability. In this chapter, we revi…
View article: Hierarchically manufactured chiral plasmonic nanostructures with gigantic chirality for polarized emission and information encryption
Hierarchically manufactured chiral plasmonic nanostructures with gigantic chirality for polarized emission and information encryption Open
Chiral metamaterials have received significant attention due to their strong chiroptical interactions with electromagnetic waves of incident light. However, the fabrication of large-area, hierarchically manufactured chiral plasmonic struct…
View article: CCDC 2266804: Experimental Crystal Structure Determination
CCDC 2266804: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2266800: Experimental Crystal Structure Determination
CCDC 2266800: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2266802: Experimental Crystal Structure Determination
CCDC 2266802: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …