SPR nanosensor based on molecularly imprinted polymer film with gold nanoparticles for sensitive detection of aflatoxin B1

Talanta, Год журнала: 2020, Номер 219, С. 121219 - 121219

Опубликована: Июнь 10, 2020

Язык: Английский

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When Flexible Organic Field‐Effect Transistors Meet Biomimetics: A Prospective View of the Internet of Things

Advanced Materials, Год журнала: 2019, Номер 32(15)

Опубликована: Июнь 28, 2019

Abstract The emergence of flexible organic electronics that span the fields physics and biomimetics creates possibility for increasingly simple intelligent products use in everyday life. Organic field‐effect transistors (OFETs), with their inherent flexibility, light weight, biocompatibility, have shown great promise field biomimicry. By applying such biomimetic OFETs internet things (IoT) makes it possible to imagine novel cases future. Recent advances applications systems are reviewed. Strategies achieve individually discussed recent progress sensory nervous is reviewed detail. revealed be one best mimicking systems. Additionally, a brief discussion information storage based on presented. Finally, personal view utilization IoT future challenges this research area provided.

Язык: Английский

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Two-Dimensional Field-Effect Transistor Sensors: The Road toward Commercialization

Chemical Reviews, Год журнала: 2022, Номер 122(11), С. 10319 - 10392

Опубликована: Апрель 12, 2022

The evolutionary success in information technology has been sustained by the rapid growth of sensor technology. Recently, advances have promoted ambitious requirement to build intelligent systems that can be controlled external stimuli along with independent operation, adaptivity, and low energy expenditure. Among various sensing techniques, field-effect transistors (FETs) channels made two-dimensional (2D) materials attract increasing attention for advantages such as label-free detection, fast response, easy capability integration. With atomic thickness, 2D restrict carrier flow within material surface expose it directly environment, leading efficient signal acquisition conversion. This review summarizes latest 2D-materials-based FET (2D FET) sensors a comprehensive manner contains material, operating principles, fabrication technologies, proof-of-concept applications, prototypes. First, brief description background fundamentals is provided. subsequent contents summarize physical, chemical, biological their applications. Then, we highlight challenges commercialization discuss corresponding solution techniques. following section presents systematic survey recent progress developing commercial Lastly, long-standing efforts prospective future development FET-based toward commercialization.

Язык: Английский

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Recent Advancements in Development of Wearable Gas Sensors

Advanced Materials Technologies, Год журнала: 2021, Номер 6(3)

Опубликована: Фев. 4, 2021

Abstract In the era of Internet Things, wearable technologies are expected to become an indispensable part daily life. recent times, highly sensitive, flexible, and stretchable electronic gas sensors gaining tremendous interest due their applicability in electronics applications. The construction reviewed for real‐time, selective detection hazardous gases at room temperature (RT) that can be laminated onto a human body or integrated with body‐worn textile other consumer products, utilizing carbon nanomaterials, conductive polymers, 2D nanostructured materials, composites. Sensing transduction techniques, substrates high‐performance sensing discussed detail. critical challenges future development presented. Wearable believed have great potential environmental monitoring, healthcare, public safety, security, as well food quality monitoring.

Язык: Английский

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Slip‐Stacked J‐Aggregate Materials for Organic Solar Cells and Photodetectors

Advanced Materials, Год журнала: 2021, Номер 34(22)

Опубликована: Окт. 19, 2021

Abstract Dye–dye interactions affect the optical and electronic properties in organic semiconductor films of light harvesting detecting optoelectronic applications. This review elaborates how to tailor these semiconductors for solar cells (OSCs) photodiodes (OPDs). While devices rely on similar materials, demands their are rather different, former requiring a broad absorption spectrum spanning from UV over visible up near‐infrared region latter an ultra‐narrow at specific, targeted wavelength. In order design satisfying demands, fundamental insights relationship provided depending molecular packing arrangement resultant coupling thereof. Based recent advancements theoretical understanding intermolecular between slip‐stacked dyes, distinguishing classical J‐aggregates with predominant long‐range Coulomb charge transfer (CT)‐mediated or ‐coupled J‐aggregates, whose red‐shifts primarily governed by short‐range orbital interactions, is suggested. Within this framework, aggregate structure functional representative classes dye aggregates analyzed most advanced OSCs wavelength‐selective OPDs, providing important into rational thin‐film materials.

Язык: Английский

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Transparent Electronics for Wearable Electronics Application

Chemical Reviews, Год журнала: 2023, Номер 123(16), С. 9982 - 10078

Опубликована: Авг. 5, 2023

Recent advancements in wearable electronics offer seamless integration with the human body for extracting various biophysical and biochemical information real-time health monitoring, clinical diagnostics, augmented reality. Enormous efforts have been dedicated to imparting stretchability/flexibility softness electronic devices through materials science structural modifications that enable stable comfortable of these curvilinear soft body. However, optical properties are still early stages consideration. By incorporating transparency, visual from interfacing biological systems can be preserved utilized comprehensive diagnosis image analysis techniques. Additionally, transparency provides imperceptibility, alleviating reluctance wear device on exposed skin. This review discusses recent advancement transparent a way includes materials, processing, devices, applications. Materials discussed regarding their characteristics, synthesis, engineering strategies property enhancements. We also examine bridging techniques Building blocks systems, including sensors, energy actuators, displays, mechanisms performances. Lastly, we summarize potential applications conclude remaining challenges prospects.

Язык: Английский

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Organic Electrochemical Transistors: An Emerging Technology for Biosensing

Advanced Materials Interfaces, Год журнала: 2022, Номер 9(6)

Опубликована: Янв. 27, 2022

Abstract Recent research demonstrates the viability of organic electrochemical transistors (OECTs) as an emergent technology for biosensor applications. Herein, a comprehensive summary is provided, highlighting significant progress and most notable advances within field OECT‐based biosensors. The working principles OECT are detailed, with specific attention given to current library mixed ionic‐electronic conductor (OMIEC) channel materials utilized in application OECTs metabolite, ion, neuromorphic, electrophysiological, virus sensing well immunosensing reported, detailing breadth scope Furthermore, outlook perspective on synthetic molecular design future materials, specifically designed biosensors, provided. development optimized creative device architectures, operational nuances will set stage biosensors thrive accelerate their clinical prevalence near future.

Язык: Английский

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Recent Advances in Intelligent Wearable Medical Devices Integrating Biosensing and Drug Delivery

Advanced Materials, Год журнала: 2022, Номер 34(27)

Опубликована: Янв. 10, 2022

Abstract The primary roles of precision medicine are to perform real‐time examination, administer on‐demand medication, and apply instruments continuously. However, most current therapeutic systems implement these processes separately, leading treatment interruption limited recovery in patients. Personalized healthcare smart medical have greatly promoted research on development biosensing drug‐delivery integrated systems, with intelligent wearable devices (IWMDs) as typical which received increasing attention because their non‐invasive customizable nature. Here, the latest progress IWMDs is reviewed, including mechanisms integrating drug delivery. challenges future directions also discussed.

Язык: Английский

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Recent progress of flexible NO2 and NH3 gas sensors based on transition metal dichalcogenides for room temperature sensing

Materials Today Chemistry, Год журнала: 2022, Номер 23, С. 100726 - 100726

Опубликована: Янв. 5, 2022

Язык: Английский

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Engineering Nonprecious Metal Oxides Electrocatalysts for Two‐Electron Water Oxidation to H₂O₂

Advanced Energy Materials, Год журнала: 2022, Номер 12(32)

Опубликована: Июль 15, 2022

Abstract Hydrogen peroxide (H 2 O ) is a valuable chemical oxidant which has been extensively applied in water treatment, textile/paper bleaching, medical disinfection, and other industrial fields. Electrocatalytic two‐electron oxidation reaction (2e‐WOR) with renewable energy inputs an attractive route to produce H , avoids the energy‐intensive anthraquinone process industry. However, leveraging these advances requires development of efficient selective electrocatalysts accelerate sluggish kinetics. In particular, nanostructured engineering nonprecious metal oxides offers promising for 2e‐WOR. this review, recent progress on nanostructure various 2e‐WOR reviewed, along remarks challenges perspectives. The fundamental understanding by density functional theory calculations operando characterizations first given, followed discussion diverse quantification methods including ultraviolet–visible spectrophotometry, titration, colorimetric strips, special emphasis their accuracy, detection limit stability. Afterward, strategies toward high‐performance doping, defect, facet, interface are overviewed. Future opportunities proposed finally.

Язык: Английский

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