Articles with "polyvinylidene fluoride" as a keyword



Biodegradable Ferroelectric Molecular Plastic Crystal HOCH2(CF2)7CH2OH Structurally Inspired by Polyvinylidene Fluoride

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202405981

Abstract: Ferroelectric materials, traditionally comprising inorganic ceramics and polymers, are commonly used in medical implantable devices. However, their nondegradable nature often necessitates secondary surgeries for removal. In contrast, ferroelectric molecular crystals have the advantages of easy… read more here.

Keywords: crystal; polyvinylidene fluoride; biodegradable ferroelectric; ferroelectric molecular ... See more keywords

Giant Piezoelectric Coefficient of Polyvinylidene Fluoride with Rationally Engineered Ultrafine Domains Achieved by Rapid Freezing Processing.

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Published in 2024 at "Advanced materials"

DOI: 10.1002/adma.202412344

Abstract: Domains play an essential role in determining the piezoelectric properties of polymers. The conventional method for achieving ultrafine piezoelectric domain structures for polymers is multiphase polymerization, which is not the primary choice for industrial-scale applications… read more here.

Keywords: piezoelectric coefficient; rapid freezing; polyvinylidene fluoride; domain ... See more keywords

Crystallinity Engineering Induced High‐Sensitive Thermal Response in Polyvinylidene Fluoride by x‐Ray Irradiation

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.58004

Abstract: Polyvinylidene fluoride (PVDF) and its copolymers have garnered significant interest for flexible and wearable sensors. However, the sensitivity of PVDF‐based sensors is limited by their relatively low pyroelectric properties compared to those of inorganic ferroelectric… read more here.

Keywords: crystallinity engineering; polyvinylidene fluoride; ray irradiation; crystallinity ... See more keywords

Optical Band Gap and Dielectric Relaxation in Biopolymer of Polyvinylidene Fluoride ( PVDF ) and Thermoplastic Polyurethane ( TPU ) via Sodium Alginate Incorporation

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.70011

Abstract: This research investigates the effect of incorporating sodium alginate (SA), an economical, nontoxic, and environmentally benign biopolymer, as a filler in blends of polyvinylidene fluoride (PVDF) and thermoplastic polyurethane (TPU). The objective is to enhance… read more here.

Keywords: sodium alginate; polyvinylidene fluoride; fluoride pvdf; pvdf thermoplastic ... See more keywords

Computational analysis of atomic binding energy for organosilicon‐low‐density polyethylene‐coated silica embedded in polyvinylidene fluoride composite membrane for membrane gas absorption

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Published in 2021 at "International Journal of Energy Research"

DOI: 10.1002/er.6810

Abstract: In an effort to enhance the wetting resistance and chemical stability of membrane contactors, silica nanoparticles (SiNP) have been incorporated into polyvinylidene fluoride (PVDF) membrane. These SiNP have been hydrophobically functionalized with three separate organosilicons… read more here.

Keywords: energy; polyvinylidene fluoride; membrane; low density ... See more keywords

High Dielectric Thermal Conductivity Polyvinylidene Fluoride Composites Based on Surface‐Modified Graphene Nanosheets and Aluminum Nitride

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Published in 2024 at "Macromolecular Chemistry and Physics"

DOI: 10.1002/macp.202400020

Abstract: This article provides reports on the method of surface functionalization modification of graphene nanosheets (GNPs) and aluminum nitride (AlN) through polydopamine and silane coupling agents, respectively. This modification achieves excellent dielectric performance of polyvinylidene fluoride… read more here.

Keywords: polyvinylidene fluoride; surface; surface modified; aluminum nitride ... See more keywords

Polarization- and Electrode-Optimized Polyvinylidene Fluoride Films for Harsh Environmental Piezoelectric Nanogenerator Applications.

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Published in 2021 at "Small"

DOI: 10.1002/smll.202007289

Abstract: While piezoelectric nanogenerators have demonstrated the effective conversion of tiny mechanical vibrations to electricity, their performances are rarely examined under harsh environmental conditions. Here, a multilayered polyvinylidene fluoride (PVDF) film-based piezoelectric nanogenerator (ML-PENG) is demonstrated to… read more here.

Keywords: harsh environmental; polyvinylidene fluoride; polarization electrode; piezoelectric nanogenerator ... See more keywords

Advances in Intelligent Polyvinylidene Fluoride-Based Piezoelectric Composites for Self-Powered Wearable Electronics.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202509387

Abstract: Flexible piezoelectric materials have emerged as attractive options for self-sustaining systems, due to superior mechanical compliance, environmental adaptability and efficient transduction of mechanical to electrical energy. Among these, polyvinylidene fluoride (PVDF) and its copolymers exhibit… read more here.

Keywords: polyvinylidene fluoride; energy; wearable electronics; pvdf based ... See more keywords

Measurement of temperature and pressure distribution during ultrasonic processes by sensor foils from polyvinylidene fluoride

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Published in 2018 at "Microsystem Technologies"

DOI: 10.1007/s00542-018-3832-3

Abstract: Micro and nano structures and systems are generated in polymer surfaces with cycle times of a few seconds by ultrasonic processes such as ultrasonic hot embossing, welding and thermoforming paving the way for a variety… read more here.

Keywords: sensor foils; temperature; polyvinylidene fluoride; ultrasonic processes ... See more keywords

All-solid-state asymmetric supercapacitor based on N-doped activated carbon derived from polyvinylidene fluoride and ZnCo2O4 nanosheet arrays

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Published in 2017 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-017-8124-7

Abstract: Nitrogen-doped activated carbon (PNAC) have been successfully synthesized using carbonized polyvinylidene fluoride as carbon precursor via HNO3-activation and subsequent urea-assisted hydrothermal nitrogen-doping method. As a result, the PNAC electrode exhibits high specific capacitance of 247 F g−1… read more here.

Keywords: solid state; carbon; polyvinylidene fluoride; doped activated ... See more keywords

Out-of-plane dynamic instability of nonlocal shear deformable nanoplates made of polyvinylidene fluoride materials subjected to electromechanical forces

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Published in 2021 at "Journal of The Brazilian Society of Mechanical Sciences and Engineering"

DOI: 10.1007/s40430-021-02846-4

Abstract: Nowadays, piezoelectric materials are used as smart nanostructures in many engineering applications. Polyvinylidene fluoride (PVDF) is one of the piezoelectric polymeric materials which has fascinated the attention of the scientific community due to its remarkable… read more here.

Keywords: instability; instability nonlocal; plane dynamic; dynamic instability ... See more keywords