Bioinspired Superhydrophobic Triboelectric Materials for Energy Harvesting

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Aug. 30, 2024

Abstract Drawing inspiration from nature has served as a crucial driving force behind human progress, enabling groundbreaking advancements and cross‐disciplinary integration through the emulation of biological superhydrophobic phenomena. Bioinspired triboelectric materials stand out among advanced due to their unique hydrophobic properties, exceptional moisture resistance, remarkable electrical performance. However, inherent complexity natural phenomena need for refinement in bioinspired design pose significant challenges development materials. This comprehensive review delves into perspectives theoretical underpinnings, fabrication strategies, cutting‐edge applications. Rooted interaction mechanisms between water molecules materials, importance enhanced properties is elucidated. A systematic overview materials’ construction strategies presented, offering fresh insights application high‐performance nanogenerators (TENGs). Finally, current untapped opportunities are summarized fully unlock potential applications TENGs.

Language: Английский

---

Advanced sustainable triboelectric nanogenerators for biomedical and clinical applications: In vivo treatments, in vitro therapeutics, and assisted rehabilitations

Chemical Engineering Journal, Journal Year: 2025, Volume and Issue: unknown, P. 161042 - 161042

Published: Feb. 1, 2025

Language: Английский

---

A self-damping triboelectric tactile patch for self-powered wearable electronics

eScience, Journal Year: 2024, Volume and Issue: unknown, P. 100324 - 100324

Published: Oct. 1, 2024

Language: Английский

---

Bioinspired Dual‐Function Device Integrating Fog Harvesting and Hydro‐To‐Electricity Conversion for Sustainable Supply of Freshwater and Electricity

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 9, 2025

Abstract Utilizing ubiquitous fog to engineer a dual‐function device that integrates harvesting and hydro‐to‐electricity conversion, thereby overcoming geographical hydrological constraints, provides an opportunity promote sustainable freshwater electricity supply. However, inefficiency remains the key challenge advancement of energy development practical applications. Herein, bio‐inspired (BDFD) integrating efficient solid‐liquid triboelectricity nanogenerator is developed. Specifically, biomimetic fog‐water collector (BFWC) designed inspired by excellent fog‐catching capability Cactus ultra‐fast water transport Sarracenia. BFWC then combined with triboelectric develop BDFD. Additionally, mechanism which structural parameters influence mist condensation revealed. The effects height, angle, frequency condensate droplets on power generation performance are also systematically investigated. Remarkably, achieved collection efficiency 48940 mg cm −2 h −1 , 305% improvement over non‐bionic samples. Meanwhile, transfer charge quantified at 28.9 nC, demonstrating BDFD can efficiently convert mechanical condensed droplet into electrical energy. Therefore, this bionic strategy enhances atmospheric utilization apparatus offers prospects for mitigating deficiencies in resources.

Language: Английский

---

Metal–Organic Framework Based Dielectric Layer Toward Highly Improving Triboelectric Charge Generation Properties

Small, Journal Year: 2025, Volume and Issue: 21(11)

Published: Feb. 12, 2025

Abstract Triboelectric nanogenerator (TENG) as an environmental energy recovery and harvesting technology has attracts much attention. However, the improvement of TENG's output performance becomes one core issues. And modification triboelectric materials may be effective approach. Here, two metal–organic framework (MOF) namely TIFSIX‐2‐Cu‐i Cu(Qc) 2 are synthesized, influence different organic ligands on electromechanical conversion TENG is investigated by starting from intrinsic structure MOFs. With polydimethylsiloxane (PDMS)@TIFSIX‐2‐Cu‐I PDMS@Cu(Qc) layer, electrical increases 4.5 times 3 times, respectively. Meanwhile, a double dielectric layer composite proposed to further improve TENG. Accordingly, MOF‐TENG with shows maximum power density 0.12 mW cm −2 , which 6.3 than that original Based designed management circuit, exhibits good supply capability can sustainably small electronics just human mechanical energy. This work proposes new strategy promote development self‐powered or systems.

Language: Английский

---

Fluid Control on Bionics-Energized Surfaces

ACS Nano, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 19, 2025

Engineered surfaces play a vital role in various fluid applications, serving specific functions such as self-cleaning, anti-icing, thermal management, and water energy harvesting. In nature, biological surfaces, particularly those displaying physiochemical heterogeneity, showcase remarkable behaviors functionalities, offering valuable insights for artificial designs. this Review, we focus on exploring the fascinating phenomena observed natural manipulation of fluids bioengineered with particular emphasis droplets, liquid flows, vapor flows. We delve into fundamental principles governing symmetric motion homogeneous directed heterogeneous surfaces. discuss surface design strategies tailored to different scenarios, outlining strengths limitations engineered applications. Additionally, challenges faced by real-world applications are put forward. By highlighting promising research directions, hope stimulate advancements bioinspired engineering science, paving way future developments.

Language: Английский

---

Biomimetic Superhydrophobic Triboelectric Surface Prepared by Interfacial Self‐Assembly for Water Harvesting

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Oct. 27, 2024

Abstract Extracting water from air offers a promising route to address the global challenge of scarcity. However, bionic engineering surfaces for harvesting often struggle with efficiently coordinating droplet nucleation and desorption. The recently emerging triboelectric effect at liquid–solid interface novel approach developing fog surfaces. In this study, inspired by Namib Desert beetles lotus leaves, biomimetic superhydrophobic surface nanoscale hydrophilic domains is prepared via interfacial self‐assembly, exhibiting heterogeneous wettability effective harvesting. essence self‐assembly lies in synergy non‐covalent interaction forces, driving nanoparticles into micro‐nano hierarchical structures, thereby regulating increasing potential sites. Additionally, can directly utilize charges facilitate migration. be generated flexible mechanical input induced walking, which enhances mass transfer, rapidly improving removal achieving 39.02% increase efficiency. This study has opened up new breakthrough design portable efficient systems.

Language: Английский

---

Triboelectrically Empowered Biomimetic Heterogeneous Wettability Surface for Efficient Fog Collection

Nano Letters, Journal Year: 2024, Volume and Issue: 24(36), P. 11319 - 11326

Published: Aug. 29, 2024

Biomimetic engineering surfaces featuring heterogeneous wettability are vital for atmospheric water harvesting applications. Existing research predominantly focuses on the coordinated regulation of surface through structural and chemical modifications, often overlooking prevalent triboelectric charge effect at liquid–solid interface. In this work, we designed a by strategic masking activated its latent using brushes, thereby enhancing removal renewal droplets. By examining dynamic evolution droplets, mechanism enhancement in collection efficiency is elucidated. Leveraging inherent interaction, fog capacity can be augmented 29% activating system 5 s every 60 s. Consequently, advancement charge-enhanced technology holds both theoretical practical significance overcoming limitations traditional regulation.

Language: Английский

---

Robust Droplet-Based Triboelectric Nanogenerator Enabled by Semicrystalline Composites Integration for Harsh Environments

Nano Letters, Journal Year: 2025, Volume and Issue: unknown

Published: March 6, 2025

The development of a high-performance polymer for robust droplet-based triboelectric nanogenerator (RD-TENG) is crucial sustainable energy harvesting and adaptive sensing applications in harsh environments. However, achieving thermal chemical stability dielectrics induction electrodes remains challenge. This study addresses these requirements by leveraging the intrinsic properties polyether ether ketone (PEEK), which enables semicrystalline composites integration through bonding technique. rigid molecular backbone PEEK crystalline regions formed its orderly arrangement impart thermomechanical stability. Incorporating multiwalled carbon nanotubes allows tailoring low surface resistance mechanical reinforcement. results demonstrate high glass transition temperature 160 °C structural integrity at 300 °C, along with exceptional durability electrical performance under long-term salt spray, wide pH range, organic solvents. work offers valuable strategy fabricating RD-TENG promotes advancements

Language: Английский

---

Callistemon Viminalis‐Inspired Rotational Structure for Omnidirectional Fog Collection and Power Generation

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: April 13, 2025

Abstract In response to the growing global energy and water resource demands, researchers have been exploring innovative solutions. Inspired by Callistemon viminalis trend of multifunctional structures, a novel aluminum‐based rotational structure with spine array has developed efficiently collect fog generate energy. This advanced features 360° distribution spines curvature gradient superhydrophobic surface, enabling omnidirectional collection while harnessing motion produce electricity. It achieves an impressive rate 9000 mg·cm −2 ·h −1 , electrical output 0.62 V 7.2 mA at flow speed 7 mph. Compared untreated pure aluminum sheet, its efficiency enhanced 87.5%. Furthermore, this demonstrates excellent durable performance after multiple uses, ensuring practical application. Therefore, innovation paves way for more effective collection, offering valuable insights sustainable production resources.

Language: Английский

---