Chemical Engineering Journal, Год журнала: 2025, Номер unknown, С. 161704 - 161704
Опубликована: Март 1, 2025
Язык: Английский
Advanced Materials, Год журнала: 2024, Номер 36(35)
Опубликована: Июнь 22, 2024
Bioelectricity provides electrostimulation to regulate cell/tissue behaviors and functions. In the human body, bioelectricity can be generated in electromechanically responsive tissues organs, as well biomolecular building blocks that exhibit piezoelectricity, with a phenomenon known piezoelectric effect. Inspired by natural bio-piezoelectric phenomenon, efforts have been devoted exploiting high-performance synthetic biomaterials, including molecular materials, polymeric ceramic composite materials. Notably, biomaterials polarize under mechanical strain generate electrical potentials, which used fabricate electronic devices. Herein, review article is proposed summarize design research progress of devices toward bionanotechnology. First, functions regulating electrophysiological activity from cellular tissue level are introduced. Next, recent advances structure-property relationship various provided detail. following part, applications engineering, drug delivery, biosensing, energy harvesting, catalysis systematically classified discussed. Finally, challenges future prospects presented. It believed this will provide inspiration for development innovative fields biomedicine nanotechnology.
Язык: Английский
Процитировано
36
Advanced Functional Materials, Год журнала: 2024, Номер 34(44)
Опубликована: Июнь 22, 2024
Abstract Tactile sensors have garnered considerable interest for their capacity to detect and quantify tactile information. The incorporation of microstructural designs into flexible has emerged as a potent strategy augment sensitivity pressure variations, thereby enhancing linearity, response spectrum, mechanical robustness. This review underscores the imperative progress in microstructured sensors. Subsequently, discourse transitions prevalent materials employed fabrication sensor electrodes, encapsulation layers, active sensing mediums, elucidating merits limitations. In‐depth discussions are devoted adorned with microstructures, including but not limited to, micropyramids, microhemispheres, micropillars, microporous configurations, microcracks, topological interconnections, multilevel constructs, random roughness, biomimetic microstructures inspired by flora fauna, accompanied exemplar studies from each category. Moreover, utility within realm intelligent environments is explicated, highlighting application monitoring physiological signals, detection sliding motions, discernment surface textures. culminates critical examination paramount challenges predicaments that must be surmounted further development enhance functional performance sensors, paving way integration advanced sensory systems.
Язык: Английский
Процитировано
16
Advanced Science, Год журнала: 2025, Номер unknown
Опубликована: Янв. 3, 2025
Sound signals not only serve as the primary communication medium but also find application in fields such medical diagnosis and fault detection. With public healthcare resources increasingly under pressure, challenges faced by disabled individuals on a daily basis, solutions that facilitate low-cost private hold considerable promise. Acoustic methods have been widely studied because of their lower technical complexity compared to other solutions, well high safety threshold human body acoustic energy. Furthermore, with recent development artificial intelligence technology applied speech recognition, recognition devices, systems capable assisting interacting scenes are constantly being updated. This review meticulously summarizes sensing mechanisms, materials, structural design, multidisciplinary applications wearable devices health human-computer interaction. Further, advantages disadvantages different approaches used flexible various examined. Finally, current roadmap for future research analyzed based existing progress achieve more comprehensive personalized healthcare.
Язык: Английский
Процитировано
4
Nature Communications, Год журнала: 2025, Номер 16(1)
Опубликована: Янв. 17, 2025
Despite rapid developments of wearable self-powered sensors, it is still elusive to decouple the simultaneously applied multiple input signals. Herein, we report design and demonstration stretchable thermoelectric porous graphene foam-based materials via facile laser scribing for decoupled strain temperature sensing. The resulting sensor can accurately detect with a resolution 0.5°C gauge factor 1401.5. nanocomposites also explores synergistic effect between components greatly enhance Seebeck coefficient by almost four times (from 9.703 37.33 μV/°C). Combined stretchability 45%, platform allows early fire detection in remote settings accurate monitoring during wound healing process situ. concepts from this study could be leveraged prepare multimodal sensors sensing capability multi-parameter towards health monitoring.
Язык: Английский
Процитировано
2
Advanced Materials, Год журнала: 2024, Номер unknown
Опубликована: Сен. 18, 2024
Abstract Piezoelectric energy harvesting captures mechanical from a number of sources, such as vibrations, the movement objects and bodies, impact events, fluid flow to generate electric power. Such power can be employed support wireless communication, electronic components, ocean monitoring, tissue engineering, biomedical devices. A variety self‐powered piezoelectric sensors, transducers, actuators have been produced for these applications, however approaches enhance properties materials increase device performance remain challenging frontier research. In this regard, intrinsic polarization designed or deliberately engineered piezo‐generated This review provides insights into mechanisms piezoelectricity in advanced materials, including perovskites, active polymers, natural biomaterials, with focus on chemical physical strategies piezo‐response facilitate their integration complex systems. Applications soft robotics are overviewed by highlighting primary figures merits, actuation mechanisms, relevant applications. Key breakthroughs valuable further improve both discussed, together critical assessment requirements next‐generation systems, future scientific technological solutions.
Язык: Английский
Процитировано
9
Sensors, Год журнала: 2025, Номер 25(3), С. 964 - 964
Опубликована: Фев. 5, 2025
Flexible tactile sensors are widely used in aerospace, medical and health monitoring, electronic skin, human–computer interaction, other fields due to their unique advantages, thus becoming a research hotspot. The goal is develop flexible sensor characterized by outstanding sensitivity, extensive detection range linearity, elevated spatial resolution, commendable adaptability. Among several strategies like capacitive, piezoresistive, triboelectric sensors, etc., we focus on piezoelectric because of self-powered nature, high quick response time. These can respond wide dynamic mechanical stimuli turn them into measurable electrical signals. This makes it possible accurately detect objects, including shapes textures, for sense touch real work encapsulates current advancements focusing enhanced material properties, optimized structural design, improved fabrication techniques, broadened application domains. We outline the challenges facing provide inspiration guidance future development.
Язык: Английский
Процитировано
1
Advanced Materials Technologies, Год журнала: 2024, Номер unknown
Опубликована: Сен. 13, 2024
Abstract Piezoelectric composites have received widespread attentions in the fields of biomedicine and vitro wearable devices due to their ability convert mechanical forces into charge signals. The preparation piezoelectric with complex structures through 3D printing technology can not only effectively improve output, but also enable customized therapeutic applications. This paper first introduces types reviews commonly used preparation, analyzing advantages disadvantages each technology. Then, state‐of‐the‐art biomedical applications composites, including drug sustained‐release, wound healing promotion, bone tissue cells growth promoting, neurorehabilitation stimulating, ultrasonic diagnosis, vivo biosensing sensing, are emphasized. Finally, main factors affecting printed outlooked, an in‐depth discussion on challenges toward analyzed. review is believed provide some fundamental knowledge composites.
Язык: Английский
Процитировано
7
Composites Science and Technology, Год журнала: 2024, Номер 250, С. 110522 - 110522
Опубликована: Фев. 27, 2024
Язык: Английский
Процитировано
6
Nano Energy, Год журнала: 2024, Номер 124, С. 109478 - 109478
Опубликована: Март 9, 2024
Язык: Английский
Процитировано
6
Biomacromolecules, Год журнала: 2024, Номер 25(9), С. 5541 - 5591
Опубликована: Авг. 12, 2024
The future development of wearable/implantable sensing and medical devices relies on substrates with excellent flexibility, stability, biocompatibility, self-powered capabilities. Enhancing the energy efficiency convenience is crucial, converting external mechanical into electrical a promising strategy for long-term advancement. Poly(vinylidene fluoride) (PVDF), known its piezoelectricity, an outstanding representative electroactive polymer. Ingeniously designed PVDF-based polymers have been fabricated as piezoelectric various applications. Notably, performance platforms determined by their structural characteristics at different scales. This Review highlights how researchers can strategically engineer structures microscopic, mesoscopic, macroscopic We discuss advanced research diverse designs in biomedical sensing, disease diagnosis, treatment. Ultimately, we try to give perspectives trends biomedicine, providing valuable insights further research.
Язык: Английский
Процитировано
6