Articles with "polymer films" as a keyword



Sunlight‐Activated Hour‐Long Afterglow from Transparent and Flexible Polymers

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202312439

Abstract: Afterglow materials featuring long emission durations ranging from milliseconds to hours have garnered increasing interest owing to their potential applications in sensing, bioimaging, and anti‐counterfeiting. Unfortunately, polymeric materials rarely exhibit afterglow properties under ambient conditions… read more here.

Keywords: hour; long afterglow; hour long; transparent ... See more keywords

Embedding Upconversion Nanoparticles in Polymer Films Toward Mono‐Dispersity at High Loading Factor

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Published in 2025 at "Macromolecular Materials and Engineering"

DOI: 10.1002/mame.202500155

Abstract: Lanthanide‐doped upconversion nanoparticles (UCNPs) exhibit unique luminescence properties, making them promising for applications in displays, sensors, security labels, and solar cells. Embedding UCNPs in polymer films can enhance their functionality; however, the properties of the… read more here.

Keywords: upconversion nanoparticles; nanoparticles polymer; embedding upconversion; spin coatings ... See more keywords

Optical Property Evolution of Ultrathin Porous Polymer Films after Introducing Carbon Black

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Published in 2025 at "Macromolecular Rapid Communications"

DOI: 10.1002/marc.202500205

Abstract: Ultrathin porous polymer films with brilliant whiteness have been a research hotspot recently. It is curious about the evolution of optical properties of porous polymer films (white) after introducing carbon materials (black) with high light… read more here.

Keywords: ultrathin porous; polymer; carbon black; introducing carbon ... See more keywords

Biodegradable Polymer Films: Processability, Technological Properties and Their Viability for Flexible Packaging Applications

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Published in 2024 at "Polymer International"

DOI: 10.1002/pi.6630

Abstract: Nowadays, there is a rising interest in the packaging industry regarding more environment‐friendly (i.e. biodegradable and/or compostable) polymer‐based solutions, especially for film blowing applications. However, replacing traditional, fossil resource‐based polymers typically used for such applications… read more here.

Keywords: biodegradable polymer; packaging applications; flexible packaging; polymer films ... See more keywords

Molecular Imprinting Strategy Enables Circularly Polarized Luminescence Enhancement of Recyclable Chiral Polymer Films.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202409078

Abstract: Circularly polarized luminescence (CPL) plays a crucial role in the fields of optical display and information technology. The pursuit of high dissymmetry factors (glum) and fluorescence quantum yields in CPL materials remains challenging due to… read more here.

Keywords: polarized luminescence; molecular imprinting; polymer; polymer films ... See more keywords
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Improving the longevity of passive microfluidic systems through plasma polymer films with a vertical chemical gradient

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Published in 2020 at "Microfluidics and Nanofluidics"

DOI: 10.1007/s10404-020-2324-9

Abstract: Capillary driven microfluidic devices rely on hydrophilic surfaces to facilitate and control the fluid flow inside microchannels. This can be accomplished through the deposition of a highly functional plasma polymer film (PPF) on the surface… read more here.

Keywords: polymer films; surface; chemical gradient; vertical chemical ... See more keywords

Investigations on the sound field between waveguide and counterpart induced by high-intensity focused ultrasound in thin polymer films

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Published in 2018 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2018.08.011

Abstract: Abstract The use of high-intensity focused ultrasound (HIFU) to heat polymer films is getting more in focus of interest in the industry due to some advantages e.g. low damages of thin polymer films during film… read more here.

Keywords: polymer films; counterpart; field; thin polymer ... See more keywords
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Enhancing high field dielectric properties of polymer films by wrapping a thin layer of self-assembled boron nitride film

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2020.147737

Abstract: Abstract Polymer dielectrics play an important role in modern electric power systems because of their ultrahigh power density, low cost, and lightweight. Current high-k polymers represented by poly(vinylidene fluoride) (PVDF) based ferroelectric polymers suffer from… read more here.

Keywords: polymer films; energy; density; self ... See more keywords

Tunable CoNi microstructures in flexible multilayered polymer films can shield electromagnetic radiation

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Published in 2019 at "Composites Part B: Engineering"

DOI: 10.1016/j.compositesb.2019.107283

Abstract: Abstract This paper highlights the outstanding electromagnetic shielding efficiency achieved by constructing layer-wise assembly of polymer films containing CoNi (cobalt-nickel) micro flowers, rods, and microspheres. Following a hydrothermal approach, various CoNi microstructures were synthesized from… read more here.

Keywords: radiation; polymer films; coni microstructures; layer wise ... See more keywords

Vision system-based inspection and alignment of laminated polymer films for 3D-Integration of microsystems

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Published in 2019 at "IFAC-PapersOnLine"

DOI: 10.1016/j.ifacol.2019.11.642

Abstract: Abstract The SMARTLAM project proposes a new paradigm of modular, flexible, scalable 3D-Integration (3D-I) scenarios for 3D manufacturing of microsystems out of laminated polymer films. During the integration of discrete parts and laminated polymer sheets,… read more here.

Keywords: polymer films; laminated polymer; system; integration ... See more keywords

3D High Spatial Resolution Visualisation and Quantification of Interconnectivity in Polymer Films.

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Published in 2020 at "International journal of pharmaceutics"

DOI: 10.1016/j.ijpharm.2020.119622

Abstract: A porous network acts as transport paths for drugs through films for controlled drug release. The interconnectivity of the network strongly influences the transport properties. It is therefore important to quantify the interconnectivity and correlate… read more here.

Keywords: polymer films; high spatial; interconnectivity; visualisation ... See more keywords