Advanced Soft Materials, Sensor Integrations, and Applications of Wearable Flexible Hybrid Electronics in Healthcare, Energy, and Environment

Advanced Materials, Journal Year: 2019, Volume and Issue: 32(15)

Published: July 8, 2019

Abstract Recent advances in soft materials and system integration technologies have provided a unique opportunity to design various types of wearable flexible hybrid electronics (WFHE) for advanced human healthcare human–machine interfaces. The biocompatible with miniaturized wireless systems is undoubtedly an attractive prospect the sense that successful device performance requires high degrees mechanical flexibility, sensing capability, user‐friendly simplicity. Here, most up‐to‐date materials, sensors, system‐packaging develop WFHE are provided. Details mechanical, electrical, physicochemical, properties discussed integrated sensor applications healthcare, energy, environment. In addition, limitations current discussed, as well key challenges future direction WFHE. Collectively, all‐inclusive review newly developed along summary imperative requirements material properties, capabilities, performance, skin integrations

Language: Английский

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Large-area display textiles integrated with functional systems

Nature, Journal Year: 2021, Volume and Issue: 591(7849), P. 240 - 245

Published: March 10, 2021

Language: Английский

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Wearable Sensors‐Enabled Human–Machine Interaction Systems: From Design to Application

Advanced Functional Materials, Journal Year: 2020, Volume and Issue: 31(11)

Published: Dec. 29, 2020

Abstract In comparison to traditional bulky and rigid electronic devices, the human–machine interaction (HMI) system with flexible wearable components is an inevitable future trend. To achieve effective, intuitive, seamless manipulation of high‐performance HMI systems, it important develop effective strategies for designing material microstructures on sensors electric devices excellent mechanical flexibility stretchability. The real‐time acquisition human physiology surrounding signals through accurate basis HMIs. Herein, construction a that utilizes sensors, communication modes, actuators reviewed. mechanisms various based different are analyzed discussed. functional mechanism, selection, novel design each part summarized in detail. modes interactive systems manufacturing technology soft machines also introduced. Additionally, most advanced applications intelligent identification security, controls robots, augmented reality, virtual reality have been highlighted. review concludes overview remaining key challenges several ideas regarding further improvement systems.

Language: Английский

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Liquid Crystals: Versatile Self-Organized Smart Soft Materials

Chemical Reviews, Journal Year: 2021, Volume and Issue: 122(5), P. 4887 - 4926

Published: Dec. 23, 2021

Smart soft materials are envisioned to be the building blocks of next generation advanced devices and digitally augmented technologies. In this context, liquid crystals (LCs) owing their responsive adaptive attributes could serve as promising smart materials. LCs played a critical role in revolutionizing information display industry 20th century. However, turn 21st century, numerous beyond-display applications have been demonstrated, which elegantly exploit controllable stimuli-responsive characteristics. For these applications, new LC rationally designed developed. Review, we present recent developments light driven chiral LCs, i.e., cholesteric blue phases, based windows that control entrance heat from outdoor interior buildings built environments depending on weather conditions, elastomers for bioinspired, biological, actuator biosensors detection proteins, nucleic acids, viruses, porous membranes separation ions, molecules, microbes, living under macro- nanoscopic confinement. The Review concludes with summary perspectives challenges opportunities This is anticipated stimulate eclectic ideas toward implementation nature's delicate phase matter future generations beyond.

Language: Английский

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High-performance stretchable conductive nanocomposites: materials, processes, and device applications

Chemical Society Reviews, Journal Year: 2018, Volume and Issue: 48(6), P. 1566 - 1595

Published: Dec. 6, 2018

Highly conductive and intrinsically stretchable electrodes are vital components of soft electronics such as transistors circuits, sensors actuators, light-emitting diode arrays, energy harvesting devices. Many kinds conducting nanomaterials with outstanding electrical mechanical properties have been integrated elastomers to produce nanocomposites. Understanding the characteristics these nanocomposites assessing feasibility their fabrication therefore critical for development high-performance conductors electronic We herein summarise recent advances in based on percolation networks nanoscale fillers elastomeric media. After discussing material-, dimension-, size-dependent implications, we highlight various techniques that used reduce contact resistance between filler materials. Furthermore, categorize elastomer matrices different stretchabilities polymeric chain structures. Then, discuss toward use electronics. Finally, provide representative examples device applications conclude review a brief outlook future research.

Language: Английский

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Wearable and Implantable Devices for Cardiovascular Healthcare: from Monitoring to Therapy Based on Flexible and Stretchable Electronics

Advanced Functional Materials, Journal Year: 2019, Volume and Issue: 29(19)

Published: Feb. 27, 2019

Abstract Cardiovascular disease is the leading cause of death and has dramatically increased in recent years. Continuous cardiac monitoring particularly important for early diagnosis prevention, flexible stretchable electronic devices have emerged as effective tools this purpose. Their thin, soft, deformable features allow intimate long‐term integration with biotissues, which enables continuous, high‐fidelity, sometimes large‐area on skin and/or heart surface. In addition to monitoring, contact also crucial high‐precision therapies. Combined tissue engineering, soft bioelectronics demonstrated capability repair damaged tissues. This review highlights advances wearable implantable based electronics cardiovascular therapy. First, wearable/implantable (e.g., electrocardiogram, blood pressure, oxygen saturation level) are reviewed. Then, therapy mesh pacing, ablation, robotic sleeves, stents) discussed. Finally, device‐assisted engineering functional scaffolds vitro platforms)

Language: Английский

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Mechanically Flexible Conductors for Stretchable and Wearable E‐Skin and E‐Textile Devices

Advanced Materials, Journal Year: 2019, Volume and Issue: 31(28)

Published: May 20, 2019

Considerable progress in materials development and device integration for mechanically bendable stretchable optoelectronics will broaden the application of "Internet-of-Things" concepts to a myriad new applications. When addressing needs associated with human body, such as detection mechanical functions, monitoring health parameters, tissues, optoelectronic devices, interconnects/circuits enabling their core passive components from which whole system is built must sustain different degrees stresses. Herein, basic characteristics performance several these devices are reported, particularly focusing on conducting element constituting them. Among strain sensors types, energy storage elements, power/energy generators included. Specifically, advances during past 3 years wherein flexible elements fabricated (0D, 1D, 2D) nanomaterials metals (e.g., Au nanoparticles, Ag flakes, Cu nanowires), carbon nanotubes/nanofibers, 2D conductors graphene, MoS2 ), metal oxides Zn nanorods), polymers poly(3,4-ethylenedioxythiophene):poly(4-styrene sulfonate), polyaniline) combination fibrotic elastomeric enabling, after integration, so-called electronic skins textiles.

Language: Английский

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Flexible/Stretchable Supercapacitors with Novel Functionality for Wearable Electronics

Advanced Materials, Journal Year: 2020, Volume and Issue: 32(51)

Published: Sept. 15, 2020

Abstract With the miniaturization of personal wearable electronics, considerable effort has been expended to develop high‐performance flexible/stretchable energy storage devices for powering integrated active devices. Supercapacitors can fulfill this role owing their simple structures, high power density, and cyclic stability. Moreover, a electrochemical performance be achieved with supercapacitors, whose applications expanded through introduction additional novel functionalities. Here, recent advances in future prospects supercapacitors innate functionalities are covered, including biodegradability, self‐healing, shape memory, harvesting, electrochromic temperature tolerance, which contribute reducing e‐waste, ensuring device integrity performance, enabling self‐charging following exposure surrounding stimuli, displaying charge status, maintaining under wide range temperatures. Finally, challenges perspectives all‐in‐one systems functional practical application discussed.

Language: Английский

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Material‐Based Approaches for the Fabrication of Stretchable Electronics

Advanced Materials, Journal Year: 2019, Volume and Issue: 32(15)

Published: Aug. 13, 2019

Abstract Stretchable electronics are mechanically compatible with a variety of objects, especially the soft curvilinear contours human body, enabling human‐friendly applications that could not be achieved conventional rigid electronics. Therefore, extensive research effort has been devoted to development stretchable electronics, from on materials and unit device, fully integrated systems. In particular, material‐processing technologies encompass synthesis, assembly, patterning intrinsically electronic have actively investigated provided many notable breakthroughs for advancement Here, latest studies such material‐based approaches reviewed, mainly focusing nanocomposites generally consist conducting/semiconducting filler inside or elastomer backbone matrices. Various fabricating these presented, including blending fillers into matrices, formation bi‐layered heterogeneous electronic‐layer support‐layer structures, modifications polymeric molecular structures in order impart stretchability. Detailed descriptions various composites prepared by each method provided, along their electrical/mechanical properties examples device applications. To conclude, brief future outlook is presented.

Language: Английский

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Advances in flexible organic field-effect transistors and their applications for flexible electronics

npj Flexible Electronics, Journal Year: 2022, Volume and Issue: 6(1)

Published: Jan. 20, 2022

Abstract Flexible electronics have suggested tremendous potential to shape human lives for more convenience and pleasure. Strenuous efforts been devoted developing flexible organic field-effect transistor (FOFET) technologies rollable displays, bendable smart cards, sensors artificial skins. However, these applications are still in a nascent stage lack of standard high-performance material stacks as well mature manufacturing technologies. In this review, the choice device design FOFET devices circuits, demonstrated summarized detail. Moreover, technical challenges FOFETs future discussed.

Language: Английский

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