Scientia Sinica Chimica, Journal Year: 2024, Volume and Issue: 54(9), P. 1549 - 1575
Published: June 28, 2024
ACS Applied Nano Materials, Journal Year: 2024, Volume and Issue: 7(11), P. 13271 - 13279
Published: May 28, 2024
Dynamically responsive materials with chromotropic properties have received increasing attention in flexible pressure sensing due to their intuitive nature the information transfer process. Here, inspired by biological dynamic regulation of structural color nature, a robust biomimetic mechanochromic photonic ionogel is ingeniously constructed. The undergoes continuous and regular changes under compression outputs stable optical signals, possessing excellent linear responsiveness stability. exhibits sensitive reflection wavelength via adjusting lattice spacing 3D crystal (mechanochromic sensitivity: 2.21 nm per %, Δλ > 150 nm). Furthermore, good compatibility between PC microspheres endows (R2 ≈ 0.984). Meanwhile, ionic liquid (IL) covalent cross-linking network polyurethane elastomer provide wide temperature tolerance range (Tg −49.5 °C, initial decomposition 301 °C) mechanical durability (5000 cycles compression). This work demonstrates promising applications not only but also advanced visual interaction devices.
Language: Английский
Citations
4
Bioactive Materials, Journal Year: 2024, Volume and Issue: 40, P. 261 - 274
Published: June 14, 2024
Language: Английский
Citations
4
Advanced Science, Journal Year: 2025, Volume and Issue: unknown
Published: Jan. 22, 2025
Abstract High‐performance flexible pressure sensors are crucial for applications such as wearable electronics, interactive systems, and healthcare technologies. Among these, iontronic have garnered particular attention due to their superior sensitivity, enabled by the giant capacitance variation of electric double layer (EDL) at ionic‐electronic interface under deformation. Key advancements, incorporating microstructures into ionic layers employing diverse materials, significantly improved sensor properties like accuracy, stability, response time. This review highlights advancements in EDL sensors, focusing on structural designs material engineering. These strategies tailored optimize key metrics detection limit, linearity, speed, hysteresis, transparency, wearability, selectivity, multifunctionality. fabrication techniques, including micropatterning externally assisted methods, reviewed, along with comparison guidelines selecting appropriate sensors. Emerging healthcare, environmental aerodynamic sensing, human–machine interaction, robotics, machine learning‐assisted intelligent sensing explored. Finally, this discusses challenges future directions advancing EDL‐based
Language: Английский
Citations
0
Journal of Materials Chemistry C, Journal Year: 2025, Volume and Issue: unknown
Published: Jan. 1, 2025
Flexible pressure sensors with multifunctional capabilities are crucial for a wide range of applications, including health monitoring, human motion detection, soft robotics, tactile sensing, and machine vibration monitoring.
Language: Английский
Citations
0
Nano Energy, Journal Year: 2025, Volume and Issue: unknown, P. 110803 - 110803
Published: Feb. 1, 2025
Language: Английский
Citations
0
Gels, Journal Year: 2025, Volume and Issue: 11(3), P. 202 - 202
Published: March 14, 2025
Gel electrolyte-gated organic electrochemical transistors (OECTs) are promising bioelectronic devices known for their high transconductance, low operating voltage, and integration with biological systems. Despite extensive research on the performance of OECTs, a precise model defining dependence OECT gel electrolytes is still lacking. In this work, we refine device to comprehensively account electrical double layer (EDL)’s capacitance electrolyte. Both experimental data theoretical calculations indicate that maximum transconductance contingent upon ion concentration, drain scan rate, highlighting strong correlation between hydrogel Overall, serves as tool improving enabling further development devices.
Language: Английский
Citations
0
Polymers, Journal Year: 2025, Volume and Issue: 17(7), P. 921 - 921
Published: March 28, 2025
In recent years, the disposal of agricultural lignocellulosic residues has been accompanied by problems such as resource waste and environmental pollution. Therefore, development valorization technologies emerged a strategic priority in sustainable materials science. This study pioneered use corncob cellulose substrate (a representative residue) transformed it into ionized grafting methacryloxyethyl trimethyl ammonium chloride (DMC) via atom transfer radical polymerization (ATRP) UV-initiated polymerization. Characterizations demonstrated exceptional properties: robust mechanical strength (1.28 MPa tensile with 573% elongation); outstanding thermal stability (stable to 278 °C); cryogenic tolerance (retaining flexibility at -25 universal adhesion capability (4.23 glass substrates, adequate interfacial bonding across diverse surfaces). Meanwhile, ionogel exhibited sensing sensitivity (gauge factor, GF = 1.23-2.08), demonstrating versatile application potential wearable electronics. It achieved precise detection subtle strains (1-5% strain range) high-fidelity acquisition electrocardiogram (ECG) signals. broadens design paradigm residue-based functional materials. also provides novel technical pathway develop eco-friendly intelligent sensors.
Language: Английский
Citations
0
Chemical Society Reviews, Journal Year: 2025, Volume and Issue: unknown
Published: Jan. 1, 2025
The emerging flexible iontronic sensing (FITS) technology offers a novel approach to tactile perception, mimicking human skin's structure and enabling seamless integration with biological systems. This review highlights its latest advancements.
Language: Английский
Citations
0
ACS Applied Polymer Materials, Journal Year: 2025, Volume and Issue: unknown
Published: April 18, 2025
Language: Английский
Citations
0
Advanced Materials Technologies, Journal Year: 2025, Volume and Issue: unknown
Published: April 26, 2025
Abstract Flexible pressure sensors hold significant potential for applications in health monitoring, human‐machine interaction, electronic skin, and artificial intelligence due to their high sensitivity, flexibility, lightweight, ease of signal acquisition. In recent years, extensive research into sensor materials, structures, manufacturing technologies has led the development various high‐performance flexible sensors. Currently, optimizing sensing performance involves selecting appropriate functional designing deformable employing high‐precision techniques. This paper reviews advancements sensors, focusing on mechanisms, microstructure design, technologies, application fields. First, mechanisms operating different modes are introduced, several widely used materials discussed. Particular attention is given role geometric design enhancing performance. Next, influence analyzed summarized. addition, emerging presented. Finally, concludes by highlighting prospects major challenges achieving
Language: Английский
Citations
0