Results 11 to 20 of about 11,900 (214)

Mastering of NIL Stamps with Undercut T-Shaped Features from Single Layer to Multilayer Stamps

open access: yesNanomaterials, 2021
Biomimetic structures such as structural colors demand a fabrication technology of complex three-dimensional nanostructures on large areas. Nanoimprint lithography (NIL) is capable of large area replication of three-dimensional structures, but the master
Philipp Taus   +8 more
doaj   +1 more source

Homeotropic liquid crystal alignments through periodically unidirectional nano-wedges patterned by nanoimprint lithography

open access: yesMicro and Nano Engineering, 2021
This study demonstrates the fabrication of periodically unidirectional nano-wedges using nanoimprint lithography to achieve homeotropic alignments in sandwiched liquid crystal (LC) cells.
Chia-Rong Sheu   +2 more
doaj   +1 more source

Multi-silicon ridge nanofabrication by repeated edge lithography [PDF]

open access: yes, 2009
We present a multi-Si nanoridge fabrication scheme and its application in nanoimprint\ud lithography (NIL). Triple Si nanoridges approximately 120 nm high and 40 nm wide separated\ud by 40 nm spacing are fabricated and successfully applied as a stamp in ...
Berenschot, J.W.   +5 more
core   +7 more sources

Nanoimprinted Hierarchical Micro-/Nanostructured Substrates for the Growth of Cardiomyocyte Fibers

open access: yesNanomanufacturing, 2023
Investigating the behavior of cardiomyocytes is an important part of drug development. We present a structure and a related nanoimprint-based fabrication method, where the cardiomyocytes form isolated fibers, which is beneficial for drug testing, more ...
Michael M. Mühlberger   +16 more
doaj   +1 more source

Wide band UV/Vis/NIR blazed-binary reflective gratings for spectro-imagers: two lithographic technologies investigation

open access: yesJournal of the European Optical Society-Rapid Publications, 2023
We report on subwavelength reflective gratings for hyperspectral applications operating in a very large spectral band (340–1040 nm). Our study concerns a blazed-binary grating having a period of 30 μm and composed of 2D subwavelength structures with size
Lee Mane-Si Laure   +11 more
doaj   +1 more source

Experimental and numerical investigation of biosensors plasmonic substrates induced differences by e-beam, soft and hard UV-NIL fabrication techniques

open access: yesMicro and Nano Engineering, 2019
This paper compares plasmonic substrates manufactured by three lithography methods: E-beam, soft and hard UV NanoImprint Lithography. The different plasmonic modes existing in samples made of an array of gold nanostructures on gold film are investigated ...
J.-F. Bryche   +7 more
doaj   +1 more source

Design and fabrication of blazed gratings for a waveguide-type head mounted display [PDF]

open access: yes, 2020
In a waveguide-type display for augmented reality, the image is injected in the waveguide and extracted in front of the eye appearing superimposed on the real-world scene.
Cuypers, Dieter   +4 more
core   +1 more source

Tunable metasurfaces via the humidity responsive swelling of single-step imprinted polyvinyl alcohol nanostructures

open access: yesNature Communications, 2022
PVA is a hydrogel that has attractive swelling properties for use in tunable photonic applications. Here, the authors exploit PVA with nanoimprint lithography to realize multiplexed optical encryption metasurfaces to display, hide, and destroy encrypted ...
Byoungsu Ko   +7 more
doaj   +1 more source

Wafer-Scale LSPR Substrate: Oblique Deposition of Gold on a Patterned Sapphire Substrate

open access: yesBiosensors, 2022
Label-free detection of biomolecules using localized surface plasmon resonance (LSPR) substrates is a highly attractive method for point-of-care (POC) testing.
Kihyeun Kim   +5 more
doaj   +1 more source

Patterned Nanomagnetic Films [PDF]

open access: yes, 2006
Nano-fabrication technologies for realising patterned structures from thin films are reviewed. A classification is made to divide the patterning technologies in two groups namely with and without the use of masks. The more traditional methods as well as
Lodder, J.C.
core   +2 more sources

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