Roll‐to‐Roll Hot Embossing of 1D and 2D Photonic Nanostructures
Sign Up to like & getrecommendations! 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
Study of a Line‐Patterning Process Using Impact Print‐Type Hot Embossing Technology
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201901011
Abstract: An impact print‐type hot embossing process is a method for creating arbitrary patterns on polymer film in real‐time. This process can form 20–100 μm dot patterns and line patterns using an impact head and a high‐precision… read more here.
Keywords: hot embossing; film; print type; line ... See more keywords
Spreading Behavior of Oil on Hierarchical Microstructured PET Surfaces Fabricated Using Hot‐Embossing Combined with Laser‐Based Methods
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Materials Interfaces"
DOI: 10.1002/admi.202202410
Abstract: In this study, the wetting behavior of microstructured polyethylene terephthalate (PET) foils for polar and nonpolar liquids produced by plate‐to‐plate hot embossing is investigated. For the embossing step, stainless steel plates are used as stamps,… read more here.
Keywords: hierarchical microstructured; oil; spreading behavior; oil hierarchical ... See more keywords
Design and application of a hybrid alignment platform for a double-sided hot embossing process
Sign Up to like & getrecommendations! Published in 2019 at "Microsystem Technologies"
DOI: 10.1007/s00542-019-04563-4
Abstract: Hot embossing is a novel technique for the cost-effective production of micro-parts. Misalignment between the top and bottom surfaces of a product that has double-sided microstructures reduces its functions. Most solutions involve repairing or reproducing… read more here.
Keywords: alignment platform; hot embossing; double sided; process ... See more keywords
A one-step hot-embossing process for fabricating a channel with superhydrophobic inner walls
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2018.10.036
Abstract: Abstract To produce microfluidic chips cheaply, efficiently, and by mass production, a “one-step” method is proposed herein for fabricating a chip channel and its superhydrophobic inner walls. The flake bulge and micro-pit structure were prepared… read more here.
Keywords: inner walls; superhydrophobic inner; one step; channel superhydrophobic ... See more keywords
Replicability of process conditions of ultrasonic hot embossing for micropattern fabrication on thermoplastic substrates
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2020.10.040
Abstract: Abstract This study replicated a molded plastic substrate with micropatterns by a mold insert employing ultrasonic hot embossing. A plastic substrate and mold insert were combined and heated above the plastic’s glass transition temperature, and… read more here.
Keywords: mold insert; process; hot embossing; plastic substrate ... See more keywords
Filling kinetics of Zr-based amorphous supercooled liquid in micro filling process with longer unsteady flow
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2019.116265
Abstract: Abstract The hot-embossing tests of Zr41.2Ti13.8Cu12.5Ni10Be22.5 (Vit1) bulk metallic glass (BMG) have been performed under various experimental parameters. The filling features of prepared micro channels, such as filling height, aspect ratio and surface quality, were… read more here.
Keywords: supercooled liquid; hot embossing; process; cavity width ... See more keywords
Structuring of solution processed and thermally evaporated As33S67 thin films by soft stamp hot embossing method
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Non-crystalline Solids"
DOI: 10.1016/j.jnoncrysol.2021.120674
Abstract: Abstract Chalcogenide As33S67 vitreous thin films prepared by thermal evaporation and spin-coating method from n-propylamine and n-hexylamine based solutions were structured using hot embossing technique with soft polydimethylsiloxane (PDMS) stamps. The influence of deposition method… read more here.
Keywords: hot embossing; thin films; thermally evaporated; solution processed ... See more keywords
Application of graphene–polymer composite heaters in gas-assisted micro hot embossing
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c6ra27618k
Abstract: This paper reports a novel hot embossing technique using rapid heating and uniform pressure for replication of microstructures on polymeric substrates. The rapid heating is made possible by a graphene–polymer composite heater that makes use… read more here.
Keywords: gas; graphene polymer; polymer composite; gas assisted ... See more keywords
Experimental studies on a novel roll-to-roll powder hot embossing for large-area fabrication of micropyramid arrays on polymers
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Micromechanics and Microengineering"
DOI: 10.1088/1361-6439/aabe10
Abstract: Roll-to-roll (R2R) hot embossing is regarded as a cost-effective replication technology to fabricate microstructures on polymer films. However, the characteristics of continuous and fast forming for the R2R hot embossing process limits material flow during… read more here.
Keywords: roll; fabrication; process; powder ... See more keywords
Fabrication of a Micro-Lens Array Mold by Micro Ball End-Milling and Its Hot Embossing
Sign Up to like & getrecommendations! Published in 2018 at "Micromachines"
DOI: 10.3390/mi9030096
Abstract: Hot embossing is an efficient technique for manufacturing high-quality micro-lens arrays. The machining quality is significant for hot embossing the micro-lens array mold. This study investigates the effects of micro ball end-milling on the machining… read more here.
Keywords: array mold; micro lens; micro; hot embossing ... See more keywords