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View article: Constructing High-Performance Solar Cells by Incorporating an A1-A2-Type Polymer Donor as a Guest Material
Constructing High-Performance Solar Cells by Incorporating an A1-A2-Type Polymer Donor as a Guest Material Open
Owing to the intramolecular push-pull electron effect between the electron donor (D) unit and electron acceptor (A) unit, the D-A type based polymer donors display outstanding device performance. However, the imperfect energy levels lead t…
View article: Quinoidal Nitrogen‐Bridged Terthiophene Acceptors Enabling Broadband Spectral Response Reaching 1.4 µm in SWIR Organic Photodetectors
Quinoidal Nitrogen‐Bridged Terthiophene Acceptors Enabling Broadband Spectral Response Reaching 1.4 µm in SWIR Organic Photodetectors Open
Organic photodetectors (OPDs) capable of detecting short‐wavelength infrared (SWIR) radiation beyond the silicon cutoff (≈1.1 µm) have attracted significant attention due to their potential applications, such as machine vision, remote sens…
View article: Hyperpacked piezoelectric-powered capacitive sensor array for high-fidelity vibration detection
Hyperpacked piezoelectric-powered capacitive sensor array for high-fidelity vibration detection Open
Many physiological signals span a broad frequency spectrum, and high-fidelity capture across this range requires soft vibration sensors with exceptional performance. However, existing devices fall short of delivering uniformly high sensiti…
View article: Conjugated Backbone-Directed Side Chain-Electrolyte Coupling toward Nonvolatile Artificial Synapse
Conjugated Backbone-Directed Side Chain-Electrolyte Coupling toward Nonvolatile Artificial Synapse Open
Achieving stable and nonvolatile synaptic plasticity remains a central challenge for organic neuromorphic devices. While previous efforts have independently focused on backbone or side chain modifications, the fundamental role of conjugate…
View article: Hyperpacked piezoelectric-powered capacitive sensor array for high-fidelity vibration detection
Hyperpacked piezoelectric-powered capacitive sensor array for high-fidelity vibration detection Open
Many physiological signals span a broad frequency spectrum, and high-fidelity capture across this range requires soft vibration sensors with exceptional performance. However, existing devices fall short of delivering uniformly high sensiti…
View article: Accompanying Structural Transformations in Polarity Switching of Heavily Doped Conjugated Polymers
Accompanying Structural Transformations in Polarity Switching of Heavily Doped Conjugated Polymers Open
Despite significant recent advancements in highly functional organic semiconductors (OSCs), the n ‐type OSCs reported to date lag behind their p ‐type counterparts in terms of long‐term environmental stability. As an alternative approach t…
View article: High‐Performance Phototransistor Based on a 2D Polybenzimidazole Polymer
High‐Performance Phototransistor Based on a 2D Polybenzimidazole Polymer Open
Photodetectors are fundamental components of modern optoelectronics, enabling the conversion of light into electrical signals. The development of high‐performance phototransistors necessitates materials with both high charge carrier mobili…
View article: Cephalopod‐Inspired Magnetic Shape‐Morphing System for Complex 3D Transformations with Broad Reconfigurability in 3D Displays and Soft Robotics
Cephalopod‐Inspired Magnetic Shape‐Morphing System for Complex 3D Transformations with Broad Reconfigurability in 3D Displays and Soft Robotics Open
Shape‐morphing systems capable of actively achieving diverse three‐dimensional (3D) configurations are essential for advancements in 3D electronics and soft robotics. However, current shape‐morphing technologies encounter challenges such a…
View article: Refining Multiscale Heterogeneity in Perovskite Solar Cells via Interfacial Chemistry Homogenization
Refining Multiscale Heterogeneity in Perovskite Solar Cells via Interfacial Chemistry Homogenization Open
Controlling multiscale structural heterogeneities in halide perovskites (HPs) is a key bottleneck to achieving the reproducible high‐performances and longevity of perovskite solar cells (PSCs). A correlative understanding of structural and…
View article: An organic electrochemical neuron for a neuromorphic perception system
An organic electrochemical neuron for a neuromorphic perception system Open
Human perception systems are highly refined, relying on an adaptive, plastic, and event-driven network of sensory neurons. Drawing inspiration from Nature, neuromorphic perception systems hold tremendous potential for efficient multisensor…
View article: Modulating Acceptor Phase Leads to 19.59% Efficiency Organic Solar Cells
Modulating Acceptor Phase Leads to 19.59% Efficiency Organic Solar Cells Open
Nonfullerene acceptors are critical in advancing the performance of organic solar cells. However, unfavorable morphology and low photon‐to‐electron conversion in the acceptor range continue to limit the photocurrent generation and overall …
View article: Dual-Donor-Induced Crystallinity Modulation Enables 19.23% Efficiency Organic Solar Cells
Dual-Donor-Induced Crystallinity Modulation Enables 19.23% Efficiency Organic Solar Cells Open
Trap-assisted charge recombination is one of the primary limitations of restricting the performance of organic solar cells. However, effectively reducing the presence of traps in the photoactive layer remains challenging. Herein, wide band…
View article: Modulating Alkyl Groups in Copolymer to Control Ion Transport in Electrolyte‐Gated Organic Transistors for Neuromorphic Computing
Modulating Alkyl Groups in Copolymer to Control Ion Transport in Electrolyte‐Gated Organic Transistors for Neuromorphic Computing Open
Electrolyte‐gated organic synaptic transistors (EGOSTs) have shed light on their potential in bioelectronics and neuromorphic computing. Numerous research have been studied to modulate their electrochemical doping performance and formulate…
View article: Hole-selective-molecule doping improves the layer thickness tolerance of PEDOT:PSS for efficient organic solar cells
Hole-selective-molecule doping improves the layer thickness tolerance of PEDOT:PSS for efficient organic solar cells Open
When used in organic solar cells, poly (3,4-ethylenedioxythiophene)-poly (styrenesulfonate) (PEDOT:PSS) aligns interfacial energy levels, promotes hole extraction, blocks electrons, and optimizes the active layer’s morphology. However, wit…
View article: Quantum‐Dot‐Induced Energy Filtering Effect in Organic Thermoelectric Nanocomposites
Quantum‐Dot‐Induced Energy Filtering Effect in Organic Thermoelectric Nanocomposites Open
Thermoelectric (TE) charge transport in organic TE nanocomposite systems is a critical consideration in designing high‐performance TE materials. Here, the relationship between the TE properties and energy structure of conducting polymer/qu…
View article: Remote‐Controllable Lateral Electropolymerization of Conducting Polymers via Dual‐Electrode ADC‐Bipolar Electrochemistry
Remote‐Controllable Lateral Electropolymerization of Conducting Polymers via Dual‐Electrode ADC‐Bipolar Electrochemistry Open
The electrolysis of aromatic molecules is a useful method for the synthesis and deposition of conducting polymers. However, this method cannot be applied to diverse large‐area electronic devices because films grow vertically on the surface…
View article: Unveiling the Role of Side Chain for Improving Nonvolatile Characteristics of Conjugated Polymers‐Based Artificial Synapse (Adv. Sci. 16/2024)
Unveiling the Role of Side Chain for Improving Nonvolatile Characteristics of Conjugated Polymers‐Based Artificial Synapse (Adv. Sci. 16/2024) Open
Artificial Synapse In article number 2400304, Joonhee Kang, Wonho Lee, Eunho Lee, and co‐workers present a novel strategy to enhance the non‐volatile properties of synaptic devices by simply adjusting the length of the side alkyl chains of…
View article: Proton-selective coating enables fast-kinetics high-mass-loading cathodes for sustainable zinc batteries
Proton-selective coating enables fast-kinetics high-mass-loading cathodes for sustainable zinc batteries Open
The pressing demand for sustainable energy storage solutions has spurred the burgeoning development of aqueous zinc batteries. However, kinetics-sluggish Zn 2+ as the dominant charge carriers in cathodes leads to suboptimal charge-storage …
View article: Unveiling the Role of Side Chain for Improving Nonvolatile Characteristics of Conjugated Polymers‐Based Artificial Synapse
Unveiling the Role of Side Chain for Improving Nonvolatile Characteristics of Conjugated Polymers‐Based Artificial Synapse Open
Interest has grown in services that consume a significant amount of energy, such as large language models (LLMs), and research is being conducted worldwide on synaptic devices for neuromorphic hardware. However, various complex processes a…
View article: On-water surface synthesis of electronically coupled 2D polyimide-MoS2 van der Waals heterostructure
On-water surface synthesis of electronically coupled 2D polyimide-MoS2 van der Waals heterostructure Open
The water surface provides a highly effective platform for the synthesis of two-dimensional polymers (2DP). In this study, we present an efficient on-water surface synthesis of crystalline monolayer 2D polyimide (2DPI) through the imidizat…
View article: 18.9% Efficiency Binary Organic Solar Cells Enabled by Regulating the Intrinsic Properties of PEDOT:PSS
18.9% Efficiency Binary Organic Solar Cells Enabled by Regulating the Intrinsic Properties of PEDOT:PSS Open
Anode interlayers play critical roles in organic solar cells, impacting the electrode's work function, energy level alignment, hole extraction, and electrode surfaces. However, the development of the commonly used anode interlayer PEDOT:PS…
View article: Hexaazatriphenylene‐Based Two‐Dimensional Conductive Covalent Organic Framework with Anisotropic Charge Transfer
Hexaazatriphenylene‐Based Two‐Dimensional Conductive Covalent Organic Framework with Anisotropic Charge Transfer Open
The development of covalent organic frameworks (COFs) with efficient charge transport is of immense interest for applications in optoelectronic devices. To enhance COF charge transport properties, electroactive building blocks and dopants …
View article: Hexaazatriphenylene‐Based Two‐Dimensional Conductive Covalent Organic Framework with Anisotropic Charge Transfer
Hexaazatriphenylene‐Based Two‐Dimensional Conductive Covalent Organic Framework with Anisotropic Charge Transfer Open
The development of covalent organic frameworks (COFs) with efficient charge transport is of immense interest for applications in optoelectronic devices. To enhance COF charge transport properties, electroactive building blocks and dopants …
View article: Vertical Phase Regulation with 1,3,5‐Tribromobenzene Leads to 18.5% Efficiency Binary Organic Solar Cells
Vertical Phase Regulation with 1,3,5‐Tribromobenzene Leads to 18.5% Efficiency Binary Organic Solar Cells Open
The sequential deposition method assists the vertical phase distribution in the photoactive layer of organic solar cells, enhancing power conversion efficiencies. With this film coating approach, the morphology of both layers can be fine‐t…
View article: Low‐Temperature Alignment of Conjugated Polymers by Plasticizer‐Aided Physical Rubbing
Low‐Temperature Alignment of Conjugated Polymers by Plasticizer‐Aided Physical Rubbing Open
Rubbing‐induced alignment of conjugated polymers is systematically investigated in terms of intra‐ and inter‐molecular interaction. Various polymer films with a broad range of polymer chain rigidity are rubbed, and the degree of polymer ch…
View article: Achieving ideal transistor characteristics in conjugated polymer semiconductors
Achieving ideal transistor characteristics in conjugated polymer semiconductors Open
Organic thin-film transistors (OTFTs) with ideal behavior are highly desired, because nonideal devices may overestimate the intrinsic property and yield inferior performance in applications. In reality, most polymer OTFTs reported in the l…