Chemical Engineering Journal, Год журнала: 2025, Номер 517, С. 164513 - 164513
Опубликована: Июнь 6, 2025
ACS Applied Materials & Interfaces, Год журнала: 2025, Номер unknown
Опубликована: Фев. 7, 2025
The ultrasensitive piezoelectric sensors with the capability of sound recognition have attracted extensive attention due to their unique characteristics. However, fabrication acoustic favorable flexibility and sensitivity via simple controllable methods remains a significant challenge. Herein, an adaptive sensor based on polyimide (PI) composite foams containing fluorine groups is developed. uniform porous morphology endows foam-based remarkable 0.9536 V/N over broad pressure range (2.5–12.5 N), rapid response recovery times (18 15 ms, respectively), outstanding durability (over 19,000 cycles). Moreover, are capable effectively monitoring human motions, generated output voltages reached ∼30 V for practical applications as intelligent household devices. In particular, exhibit excellent detecting wide sounds, indicating exceptional sensitivity. This work offers promising opportunities design development high-performance recognition, motion monitoring, self-powered wearable devices in extreme environments.
Язык: Английский
Процитировано
6
Polymer science & technology., Год журнала: 2025, Номер unknown
Опубликована: Фев. 5, 2025
Язык: Английский
Процитировано
4
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
3
Applied Physics Reviews, Год журнала: 2025, Номер 12(1)
Опубликована: Фев. 12, 2025
Capacitive tactile sensors have garnered significant attention due to their simple structure, temperature independence, and wide applicability. However, with the continuous evolution of intellectualization process, developing that can compare or even surpass sensing ability human skin remains a challenge. Consequently, various strategies aimed at enhancing performance emerged, introduction morphological structures into active layer being most effective. In light this, capacitive based on structure designs gained favor among researchers, gradually forming “hundred schools thought contend” trend. Nevertheless, processes applicability yet form complete system, development intelligence morphological-engineering-based reached bottleneck stage, requiring comprehensive systematic review provide inspiration for breakthroughs. This delves deeply impact device provides overview applicability, advantages, disadvantages fabrication technologies derived from these structures. Finally, progress in advanced intelligent systems is summarized, challenges prospects faced this emerging field are envisioned.
Язык: Английский
Процитировано
2
Nano Energy, Год журнала: 2025, Номер 138, С. 110821 - 110821
Опубликована: Март 5, 2025
Язык: Английский
Процитировано
1
Micromachines, Год журнала: 2025, Номер 16(3), С. 330 - 330
Опубликована: Март 12, 2025
The rapid development of flexible sensor technology has made arrays a key research area in various applications due to their exceptional flexibility, wearability, and large-area-sensing capabilities. These can precisely monitor physical parameters like pressure strain complex environments, making them highly beneficial for sectors such as smart wearables, robotic tactile sensing, health monitoring, electronics. This paper reviews the fabrication processes, operational principles, common materials used sensors, explores application different materials, outlines two conventional preparation methods. It also presents real-world examples large-area arrays. Fabrication techniques include 3D printing, screen laser etching, magnetron sputtering, molding, each influencing performance ways. Flexible sensors typically operate based on resistive capacitive mechanisms, with structural designs (e.g., sandwich fork-finger) affecting integration, recovery, processing complexity. careful selection materials—especially substrates, electrodes, sensing materials—is crucial efficacy. Despite significant progress design application, challenges remain, particularly mass production, wireless real-time data processing, long-term stability. To improve production feasibility, optimizing reducing material costs, incorporating automated lines are essential scalability defect reduction. For enhancing energy efficiency through low-power communication protocols addressing signal interference stability critical seamless operation. Real-time requires innovative solutions edge computing machine learning algorithms, ensuring low-latency, high-accuracy interpretation while preserving flexibility Finally, environmental adaptability demands new protective coatings withstand harsh conditions. Ongoing overcoming these challenges, that meet needs diverse remaining cost-effective reliable.
Язык: Английский
Процитировано
1
Nanomaterials, Год журнала: 2025, Номер 15(4), С. 298 - 298
Опубликована: Фев. 15, 2025
Flexible sensors are revolutionizing our lives as a key component of intelligent wearables. Their pliability, stretchability, and diverse designs enable foldable portable devices while enhancing comfort convenience. Advances in materials science have provided numerous options for creating flexible sensors. The core their application areas like electronic skin, health medical monitoring, motion human-computer interaction is selecting that optimize sensor performance weight, elasticity, comfort, flexibility. This article focuses on sensors, analyzing "sensing mechanisms-materials-applications" framework. It explores development trajectory, material characteristics, contributions various domains such interaction. concludes by summarizing current research achievements discussing future challenges opportunities. expected to continue expanding into new fields, driving the evolution smart wearables contributing society.
Язык: Английский
Процитировано
1
Nano Energy, Год журнала: 2025, Номер unknown, С. 110847 - 110847
Опубликована: Март 1, 2025
Язык: Английский
Процитировано
0
Advanced Functional Materials, Год журнала: 2025, Номер unknown
Опубликована: Апрель 15, 2025
Abstract Inner‐wall fibers of natural loofah exhibit a macroscopic anisotropic network and microscopic 3D interconnected porous structure. Such unique multiscale structure is highly desired for enhancing the sensing capacities piezoelectric sensors under multi‐modal stress, big challenge existing devices but crucial next‐generation wearable electronics human‐machine interaction. Herein, morphology genetic piezoceramic skeleton composite sensor featuring presented, demonstrating excellent capability multidirectional stress. Simulation results indicate that improves stress transfer efficiency fully filled polymer prevents skeletons from collapsing high thereby endowing device with low detection limit (0.2 kPa), broad range ‐ 325.6 sensitivity (241.12 mV kPa −1 ) in compression mode. Meanwhile, displays anisotropy exceptional stretchability (≈45% strain), enabling simultaneous deformation magnitude direction bending The symmetrical integrated design ensures stable output over 300 000 cycles both modes. Furthermore, novel successfully employed comprehensive assessment cardiovascular health quantitative identification elastic modulus objects, enormous potential monitoring robotic intelligent perception.
Язык: Английский
Процитировано
0
Chemical Engineering Journal, Год журнала: 2025, Номер unknown, С. 163755 - 163755
Опубликована: Май 1, 2025
Язык: Английский
Процитировано
0