Resonant‐Cavity‐Enhanced Electrochromic Materials and Devices

Advanced Materials, Journal Year: 2023, Volume and Issue: 35(47)

Published: March 16, 2023

With rapid advances in optoelectronics, electrochromic materials and devices have received tremendous attentions from both industry academia for their strong potentials wearable portable electronics, displays/billboards, adaptive camouflage, tunable optics, intelligent devices, etc. However, conventional typically present some serious limitations such as undesirable dull colors, long switching time, hindering deeper development. Optical resonators been proven to be the most powerful platform providing optical confinement controllable lightmatter interactions. They generate locally enhanced electromagnetic near-fields that can convert small refractive index changes into high-contrast color variations, enabling multicolor or even panchromatic tuning of materials. Here, resonant-cavity-enhanced an advanced emerging trend electrochromics, are reviewed. In this review, w e will focus on progress based different types applications, including multichromatic displays, visible visualized energy storage, applications multispectral tunability. Among these topics, principles resonators, related materials/devices properties comprehensively discussed summarized. Finally, challenges prospects presented.

Language: Английский

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Bioinspired iontronic synapse fibers for ultralow-power multiplexing neuromorphic sensorimotor textiles

Proceedings of the National Academy of Sciences, Journal Year: 2024, Volume and Issue: 121(33)

Published: Aug. 7, 2024

Artificial neuromorphic devices can emulate dendric integration, axonal parallel transmission, along with superior energy efficiency in facilitating efficient information processing, offering enormous potential for wearable electronics. However, integrating such circuits into textiles to achieve biomimetic perception, and control motion feedback remains a formidable challenge. Here, we engineer quasi-solid-state iontronic synapse fiber (ISF) comprising photoresponsive TiO 2 , ion storage Co-MoS an transport layer. The resulting ISF achieves inherent short-term synaptic plasticity, femtojoule-range consumption, the ability transduce chemical/optical signals. Multiple ISFs are interwoven synthetic neural fabric, allowing simultaneous propagation of distinct optical signals transmitting information. Importantly, IFSs multiple input electrodes exhibit spatiotemporal integration. As proof concept, textile-based multiplexing sensorimotor system is constructed connect fibers artificial muscles, enabling preneuronal sensing postneuronal output coordinated motor muscles. proposed holds promise electronics, soft robotics, biomedical engineering.

Language: Английский

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Dual-sensing nano-yarns for real-time pH and temperature monitoring in smart textiles

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 500, P. 157115 - 157115

Published: Oct. 30, 2024

Language: Английский

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New Carbon Materials for Multifunctional Soft Electronics

Advanced Materials, Journal Year: 2024, Volume and Issue: unknown

Published: March 16, 2024

Soft electronics are garnering significant attention due to their wide-ranging applications in artificial skin, health monitoring, human-machine interaction, intelligence, and the Internet of Things. Various soft physical sensors such as mechanical sensors, temperature humidity fundamental building blocks for electronics. While fast growth widespread utilization electronic devices have elevated life quality, consequential electromagnetic interference (EMI) radiation pose potential threats device precision human health. Another substantial concern pertains overheating issues that occur during prolonged operation. Therefore, design multifunctional exhibiting excellent capabilities sensing, EMI shielding, thermal management is paramount importance. Because prominent advantages chemical stability, electrical conductivity, easy functionalization, new carbon materials including nanotubes, graphene its derivatives, graphdiyne, sustainable natural-biomass-derived particularly promising candidates This review summarizes latest advancements based on across a range performance aspects, mainly focusing structure or composite design, fabrication method signals management. Furthermore, integration strategies corresponding intriguing highlighted. Finally, this presents prospects aimed at overcoming current barriers advancing development state-of-the-art

Language: Английский

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Fibres—threads of intelligence—enable a new generation of wearable systems

Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(17), P. 8790 - 8846

Published: Jan. 1, 2024

Fabrics represent a unique platform for seamlessly integrating electronics into everyday experiences. The advancements in functionalizing fabrics at both the single fibre level and within constructed have fundamentally altered their utility. revolution materials, structures, functionality enables intimate imperceptible integration, rapidly transforming fibres next-generation wearable devices systems. In this review, we explore recent scientific technological breakthroughs smart fibre-enabled fabrics. We examine common challenges bottlenecks physics, chemistry, fabrication strategies, applications that shape future of electronics. propose closed-loop fabric ecosystem encompassing proactive sensing, interactive communication, data storage processing, real-time feedback, energy harvesting, intended to tackle significant technology. Finally, envision computing as sophisticated platforms with system-level attributes management, machine learning, artificial intelligence, intelligent networks.

Language: Английский

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Exploring innovative synthetic solutions for advanced polymer-based electrochromic energy storage devices: Phenoxazine as a promising chromophore

Journal of Energy Chemistry, Journal Year: 2024, Volume and Issue: 91, P. 433 - 452

Published: Jan. 4, 2024

Language: Английский

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Atomic Layer Deposition—A Versatile Toolbox for Designing/Engineering Electrodes for Advanced Supercapacitors

Advanced Science, Journal Year: 2023, Volume and Issue: 11(1)

Published: Nov. 8, 2023

Atomic layer deposition (ALD) has become the most widely used thin-film technique in various fields due to its unique advantages, such as self-terminating growth, precise thickness control, and excellent quality. In energy storage domain, ALD shown great potential for supercapacitors (SCs) by enabling construction surface engineering of novel electrode materials. This review aims present a comprehensive outlook on development, achievements, design advanced electrodes involving application realizing high-performance SCs date, organized several sections this paper. Specifically, focuses understanding influence parameters electrochemical performance discusses nanostructured electrochemically active materials templates SCs. It examines highlights ALD's role passivating creating 3D nanoarchitectures. The relationship between synthesis procedures SC properties is analyzed guide future research preparing applications. Finally, it concluded suggesting directions scope development further leverage advantages fabricating new harness unexplored opportunities fabrication advanced-generation

Language: Английский

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Highly Sensitive Fiber Pressure Sensors over a Wide Pressure Range Enabled by Resistive-Capacitive Hybrid Response

ACS Nano, Journal Year: 2023, Volume and Issue: 17(15), P. 14904 - 14915

Published: July 27, 2023

Soft capacitive pressure sensors with high performance are becoming increasingly in demand the emerging flexible wearable field. While fiber have achieved sensitivity, their sensitivity range is limited to low-pressure levels. As typically require preloading and fixation, this narrow of poses a challenge for practical applications. To overcome limitation, study proposes resistive-capacitive hybrid response (HFPSs) three-layer core–sheath structures. The trigger enhancement mechanisms determined through model analysis experimental verification. By adjustment response, attenuation HFPSs alleviated significantly. obtained results demonstrate that excellent characteristics such as fast low hysteresis, wide frequency, small signal drift, good durability. enhances various With enhanced can effectively monitor pulse signals at preloads ranging from 0 22.7 kPa. This improves fault tolerance monitoring expands potential application scenarios sensors.

Language: Английский

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Microwave‐Responsive Flexible Room‐Temperature Phosphorescence Materials Based on Poly(vinylidene fluoride) Polymer

Angewandte Chemie International Edition, Journal Year: 2023, Volume and Issue: 62(50)

Published: Oct. 27, 2023

The development of flexible, room-temperature phosphorescence (RTP) materials remains challenging owing to the quenching their unstable triplet excitons via molecular motion. Therefore, a polymer matrix with Tg higher than room temperature is required prevent segment movement. In this study, RTP material was developed by incorporating 4-biphenylboronic acid (BPBA) phosphor into poly(vinylidene fluoride) (PVDF) (Tg =-27.1 °C), which exhibits remarkable UV-light-dependent oxygen consumption lifetime 1275.7 ms. adjustable performance influenced crystallinity and polymorph (α, β, γ phases) fraction PVDF, therefore, low PVDF enables polymeric segmental motion upon microwave irradiation. Consequently, reduction in an increase α phase film induces after 2.45 GHz These findings open up new avenues for constructing crystalline phase-dependent while demonstrating promising approach toward detection.

Language: Английский

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Dynamic Thermoregulatory Textiles Woven from Scalable‐Manufactured Radiative Electrochromic Fibers

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 34(16)

Published: Dec. 28, 2023

Abstract Textiles can be promising next‐generation wearable thermal management systems by exhibiting tunable infrared emissivity for dual‐mode control of cooling/warming, yet textiles often exhibit constant emission. Herein, a dynamic thermoregulatory textile is woven from scalable‐manufactured radiative electrochromic fibers and easily driven low voltage in manner that results modulated Δɛ≈0.35. Through synergistic combination the spiral outer electrode electrochemically carbon nanotube layer, excellent electrochemical controllability achieved over 100‐m length within 5s because decreased internal resistance with increasing length. As result, suppresses substantial temperature variation ensures regulation ≈1.6 °C simulated skin (much better than traditional textiles: ≈2.9 °C) under an ambient fluctuation 11.2 °C. Finally, camouflage invisible displays are also demonstrated weaving or embroidering onto clothing.

Language: Английский

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