A Comprehensive Review on Barium Titanate Nanoparticles as a Persuasive Piezoelectric Material for Biomedical Applications: Prospects and Challenges

Small, Journal Year: 2022, Volume and Issue: 19(12)

Published: Dec. 30, 2022

Abstract Stimulation of cells with electrical cues is an imperative approach to interact biological systems and has been exploited in clinical practices over a wide range pathological ailments. This bioelectric interface extensively explored the help piezoelectric materials, leading remarkable advancement past two decades. Among other members this fraternity, colloidal perovskite barium titanate (BaTiO 3 ) gained substantial interest due its noteworthy properties which includes high dielectric constant excellent ferroelectric along acceptable biocompatibility. Significant progression witnessed for BaTiO nanoparticles NPs) as potent candidates biomedical applications wearable bioelectronics, making them promising personal healthcare platform. The current review highlights nanostructured bio NPs comprising drug delivery, tissue engineering, bioimaging, devices. Particular attention dedicated toward fabrication routes different approaches surface modifications. offers comprehensive discussion on utility active devices rather than passive structural unit behaving carriers biomolecules. employment presents new scenarios opportunity vast field nanomedicines applications.

Language: Английский

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MXene‐Sponge Based High‐Performance Piezoresistive Sensor for Wearable Biomonitoring and Real‐Time Tactile Sensing

Small Methods, Journal Year: 2021, Volume and Issue: 6(2)

Published: Nov. 25, 2021

Electrode microfabrication technologies such as lithography and deposition have been widely applied in wearable electronics to boost interfacial coupling efficiency device performance. However, a majority of these approaches are restricted by expensive complicated processing techniques, well waste discharge. Here, helium plasma irradiation is employed yield molybdenum microstructured electrode, which constructed into flexible piezoresistive pressure sensor based on Ti3 C2 Tx nanosheet-immersed polyurethane sponge. This electrode engineering strategy enables the smooth transition between sponge deformation MXene interlamellar displacement, giving rise high sensitivity (1.52 kPa-1 ) good linearity (r2 = 0.9985) wide sensing range (0-100 kPa) with response time 226 ms for detection. In addition, both experimental characterization finite element simulation confirm that hierarchical structures modulated pore size, bias, concentration play crucial role improving Furthermore, as-developed demonstrated measure human radial pulse, detect finger tapping, foot stomping, perform object identification, revealing great feasibility biomonitoring health assessment.

Language: Английский

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Enhancing photodegradation of Methyl Orange by coupling piezo-phototronic effect and localized surface plasmon resonance

Nano Energy, Journal Year: 2023, Volume and Issue: 108, P. 108234 - 108234

Published: Jan. 26, 2023

Language: Английский

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Screen-printed graphene-carbon ink based disposable humidity sensor with wireless communication

Sensors and Actuators B Chemical, Journal Year: 2022, Volume and Issue: 374, P. 132731 - 132731

Published: Sept. 23, 2022

Humidity sensing is crucial for several industrial, environmental, and healthcare applications, many of which require sensors in flexible form factors with features such as disposability facile fabrication processes. Herein, we present a flexible, cost-effective, disposable humidity sensor developed on paper substrate. The screen-printed graphene-carbon (G-C) ink-based demonstrates good performance terms change resistance (∼12.4 Ω/%RH) ranging from 25%RH to 91.7%RH. displays high flexibility (studied at bending radiuses 40 mm, 30 25 20 mm), appreciable stability (> 4 months), repeatability 100 cycles), short response/recovery time (∼4 s/∼6 s towards respiration rate monitoring) reproducibility (minor variations ∼ ± 1 Ω/%RH). efficacy fabricated evaluated spatial monitoring, soil moisture monitoring. Finally, the real monitoring also demonstrated via wireless transmission data smartphone display potential agricultural, applications.

Language: Английский

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Ternary ordered assembled piezoelectric composite for self-powered ammonia detection

Nano Energy, Journal Year: 2024, Volume and Issue: 122, P. 109291 - 109291

Published: Jan. 16, 2024

Language: Английский

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Recent Progress on Structure Manipulation of Poly(vinylidene fluoride)‐Based Ferroelectric Polymers for Enhanced Piezoelectricity and Applications

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(38)

Published: May 28, 2023

Abstract Poly(vinylidene fluoride) (PVDF)‐based polymers demonstrate great potential for applications in flexible and wearable electronics but show low piezoelectric coefficients (e.g., − d 33 < 30 pC N −1 ). The effective improvement the piezoelectricity of PVDF is achieved by manipulating its semicrystalline structures. However, there still a debate about which component primary contributor to piezoelectricity. Therefore, current methods improve can be classified into modulations amorphous phase, crystalline region, crystalline–amorphous interface. Here, basic principles measurements soft are first discussed. Then, three different categories structural reviewed. In each category, physical understanding strategies performance particular, crucial role oriented fraction at interface determining emphasized. At last, future development high outlooked.

Language: Английский

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Optimizing Piezoelectric Nanocomposites by High‐Throughput Phase‐Field Simulation and Machine Learning

Advanced Science, Journal Year: 2022, Volume and Issue: 9(13)

Published: March 11, 2022

Abstract Piezoelectric nanocomposites with oxide fillers in a polymer matrix combine the merit of high piezoelectric response oxides and flexibility as well biocompatibility polymers. Understanding role choice materials filler‐matrix architecture is critical to achieving desired functionality composite towards applications flexible electronics energy harvest devices. Herein, high‐throughput phase‐field simulation conducted systematically reveal influence morphology spatial orientation an filler on piezoelectric, mechanical, dielectric properties nanocomposites. It discovered that constant volume fraction, composed vertical pillars exhibits superior electromechanical coupling coefficient compared other geometric configurations. An analytical regression established from linear regression‐based machine learning model, which can be employed predict performance filled given set coefficient, permittivity, stiffness. This work not only sheds light fundamental mechanism nanocomposites, but also offers promising material design strategy for developing high‐performance polymer/inorganic composite‐based wearable electronics.

Language: Английский

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Ni-Co-P hollow nanobricks enabled humidity sensor for respiratory analysis and human-machine interfacing

Sensors and Actuators B Chemical, Journal Year: 2022, Volume and Issue: 370, P. 132441 - 132441

Published: July 30, 2022

Language: Английский

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Smart textiles for self-powered biomonitoring

Med-X, Journal Year: 2023, Volume and Issue: 1(1)

Published: July 11, 2023

Abstract Merging electronics with textiles has become an emerging trend since hold magnificent wearing comfort and user-friendliness compared conventional wearable bioelectronics. Smart can be effectively integrated into our daily to convert on-body biomechanical, biochemical, body heat energy electrical signals for long-term, real-time monitoring of physiological states, showing compelling medical economic benefits. This review summarizes the current progress in self-powered biomonitoring along three pathways: heat, biochemical conversion. Finally, it also presents promising directions challenges field, as well insights future development. aims highlight frontiers smart biomonitoring, which could contribute revolutionizing traditional healthcare a personalized model. Graphical Self-powered via conversion are discussed this work. Platform technologies, including piezoelectric nanogenerators (PENGs), triboelectric (TENGs), magnetoelastic generators (MEGs) biomechanical conversion, thermoelectric (TEGs) boy biofuel cells (BFCs) systematically introduced textile form. Working manner greatly improved comfort, pave road healthcare.

Language: Английский

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Recent Advances in Stimuli‐Responsive Smart Membranes for Nanofiltration

Advanced Functional Materials, Journal Year: 2022, Volume and Issue: 33(9)

Published: Dec. 25, 2022

Abstract Nanofiltration membrane plays an increasingly important role in many industrial applications, such as water treatment and resource recovery. The performance of the smart nanofiltration is largely controlled by pore size, Donnan effect, surface wettability, which are determined function stimuli‐responsive components. Smart membranes, contain components, capable changing their physical chemical properties response to changes environment so that microstructure will have more efficient performances broader application prospects than current traditional membranes. Herein, preparation methods membranes described they systematically classified accordingly mechanisms. Moreover, latest progress main mechanism each stimuli‐response type through relevant examples discussed summarized. Finally, this review provides new insights into remaining challenges future directions Fueled advances chemistry materials science, it expected build a platform for benefit mankind.

Language: Английский

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