Articles with "roll" as a keyword



Roll‐to‐Roll Hot Embossing of 1D and 2D Photonic Nanostructures

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Published in 2019 at "Advanced Engineering Materials"

DOI: 10.1002/adem.201900110

Abstract: Roll‐to‐roll hot embossing is exploited for the fabrication of 1D nanogratings and 2D nanopillar arrays. Critical structure diameters as low as 150 nm and distances down to 50 nm are replicated in a polystyrene foil using flexible… read more here.

Keywords: embossing photonic; hot embossing; nanopillar arrays; roll ... See more keywords

Spray Deposition for Solvent Annealing of Hybrid Poly(3,4‐Ethylenedioxythiophene) Polystyrene Sulfonate Cellulose Silver Nanowire Composite Electrodes Using a Roll‐to‐Roll Coater

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Published in 2025 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202402354

Abstract: Spray deposition is a rapid and facile technique for coating surfaces on a large scale. The quality of these coatings can be improved via post‐treatment. One example is solvent annealing, a well‐known strategy to enhance… read more here.

Keywords: solvent annealing; poly ethylenedioxythiophene; spray deposition; roll ... See more keywords

Roll‐to‐Roll Mechanical Exfoliation for Large‐Area van der Waals Films with Preserved Crystallographic Alignment

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202519080

Abstract: Anisotropic 2D materials such as black phosphorus (BP), GeS or CrSBr, exhibit direction‐dependent optical and electronic properties that are highly desirable for polarization‐sensitive detection, waveguiding, and directionally tuned transport. However, scalable fabrication of large‐area films… read more here.

Keywords: large area; crystallographic alignment; roll; films preserved ... See more keywords

Roll‐To‐Roll Twisted Aerogel Yarns with Reinforced Structure and Low Thermal Conductivity

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Published in 2025 at "Advanced Materials"

DOI: 10.1002/adma.202507289

Abstract: Aerogels have been considered as super thermal insulators. However, they often exhibit less satisfactory mechanical properties for textile application due to their fragility and poor processability. These problems are overcome through a twisting‐induced fibrillation method,… read more here.

Keywords: roll; aerogel particles; roll twisted; twisted aerogel ... See more keywords

Slot‐Die and Roll‐to‐Roll Processed Single Junction Organic Photovoltaic Cells with the Highest Efficiency

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Published in 2019 at "Advanced Energy Materials"

DOI: 10.1002/aenm.201901805

Abstract: The record efficiency of the state‐of‐the‐art polymer solar cells (PSCs) is rapidly increasing, due to the discovery of high‐performance photoactive donor and acceptor materials. However, strong questions remain as to whether such high‐efficiency PSCs can… read more here.

Keywords: roll; roll roll; efficiency; slot die ... See more keywords

10 mAh cm−2 Cathode by Roll‐to‐Roll Process for Low Cost and High Energy Density Li‐Ion Batteries

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Published in 2024 at "Advanced Energy Materials"

DOI: 10.1002/aenm.202303455

Abstract: Roll‐to‐roll dry processing enables the manufacture of high energy density and low cost Li‐ion batteries (LIBs). However, as the thickness of the electrode fabricated by dry processing becomes greater (≥10 mAh cm−2), Li‐ion migration resistance… read more here.

Keywords: high energy; roll; energy; energy density ... See more keywords

Rheological behavior of ethylene–vinyl acetate copolymer and fabrication of micro-pyramid arrays by roll-to-roll hot embossing on its thin films

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45228

Abstract: Films of ethylene–vinyl acetate copolymer (EVA) with different vinyl acetate (VA) contents were adopted as flexible substrates for fabrication of micro-pyramid arrays by roll-to-roll hot embossing at roller temperatures 40–80 °C. An empirical relationship between rheological… read more here.

Keywords: micro pyramid; pyramid arrays; roll; vinyl acetate ... See more keywords

Efficiency-Enhanced Scalable Organic Photovoltaics Using Roll-to-Roll Nanoimprint Lithography.

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Published in 2021 at "ChemSusChem"

DOI: 10.1002/cssc.202102617

Abstract: Invited for this month's cover is the group of Prof. Morten Madsen, University of Southern Denmark, together with Stensborg A/S and Dr. Shalev's group at the Ben-Gurion University of the Negev. The image shows the… read more here.

Keywords: roll; enhanced scalable; organic photovoltaics; efficiency enhanced ... See more keywords

Toxin‐Blocking Textiles: Rapid, Benign, Roll‐to‐Roll Production of Robust MOF‐Fabric Composites for Organophosphate Separation and Hydrolysis

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Published in 2022 at "Chemsuschem"

DOI: 10.1002/cssc.202201744

Abstract: Abstract Current approaches to create zirconium‐based metal–organic framework (MOF) fabric composites for catalysis, water purification, wound healing, gas sorption, and other applications often rely on toxic solvents, long reaction/post processing times, and batch methods hindering… read more here.

Keywords: roll; mof; mof fabric; fabric composites ... See more keywords

Compact tunable lowpass filter with sharp roll-off and low insertion loss

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Published in 2017 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.30788

Abstract: A novel continuously tunable lowpass filter (LPF) with compact size, sharp roll-off and low insertion loss is presented in this paper. The filter employs two varactor diodes, a pair of open-ended coupled lines and a… read more here.

Keywords: tunable lowpass; filter; insertion loss; roll ... See more keywords

Compact 3D Metal Collectors Enabled by Roll-to-Roll Nanoimprinting for Improving Capacitive Energy Storage.

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Published in 2022 at "Small methods"

DOI: 10.1002/smtd.202101539

Abstract: Reducing the contact resistance between active materials and current collectors is of engineering importance for improving capacitive energy storage. 3D current collectors have shown extraordinary promise for reducing the contact resistance, however, there is a… read more here.

Keywords: energy; roll nanoimprinting; improving capacitive; roll ... See more keywords