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Optical lithography [PDF]

open access: yesComprehensive Nanoscience and Nanotechnology, 2019
Optical lithography is a photon-based technique comprised of projecting an image into a photosensitive emulsion (photoresist) coated onto a substrate such as a silicon wafer. It is the most widely used lithography process in the high volume manufacturing
Antonsen   +39 more
core   +7 more sources

Design concepts for broadband high–efficiency DOEs [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2008
Several design–concepts are presented for so–called efficiency achromatized diffractive optical elements (EA–DOEs) possessing a diffraction efficiency larger than 97% over a broad spectral range.
Kleemann B. H., Seeßelberg M., Ruoff J.
doaj   +1 more source

Mala'ik Al-Tuhfat; Study of the Angels' Presence in the Lithographed Copies of Tuhfat Al-Majalis [PDF]

open access: yesJilvah-i hunar, 2019
Lithography was created as a result of the development of literacy and the need for access to cheap reading sources affordable to everyone. The illustrations of the lithographed books, as a medium for the portrayal of popular art, add social aspects to ...
Maryam Yaghmaeian
doaj   +1 more source

Bubble‐pen lithography: Fundamentals and applications

open access: yesAggregate, 2022
Developing on‐chip functional devices requires reliable fabrication methods with high resolution for miniaturization, desired components for enhanced performance, and high throughput for fast prototyping and mass production.
Pavana Siddhartha Kollipara   +3 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   +8 more sources

Micromagnetic Simulation of Vortex Development in Magnetic Bi-Material Bow-Tie Structures

open access: yesCondensed Matter, 2020
Magnetic vortex structures are of high technological relevance due to their possible application in magnetic memory. Moreover, investigating magnetization reversal via vortex formation is an important topic in basic research. Typically, such vortices are
Devika Sudsom   +5 more
doaj   +1 more source

Innovative design of a transmission mechanism for variable speed wind turbines

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2015
An innovative transmission mechanism, referred to here as an independently controllable transmission (ICT), for application in variable speed wind turbines is described.
Guan-Shyong HWANG, Chung-Chi LIN
doaj   +1 more source

Detection of environmental nanoplastics via surface-enhanced Raman spectroscopy using high-density, ring-shaped nanogap arrays

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Micro- and nano-plastics (MNPs) are global contaminants of growing concern to the ecosystem and human health. In-the-field detection and identification of environmental micro- and nano-plastics (e-MNPs) is critical for monitoring the spread and effects ...
Sihai Luo   +2 more
doaj   +1 more source

Large-area metasurface on CMOS-compatible fabrication platform: driving flat optics from lab to fab

open access: yesNanophotonics, 2020
A metasurface is a layer of subwavelength-scale nanostructures that can be used to design functional devices in ultrathin form. Various metasurface-based optical devices – coined as flat optics devices – have been realized with distinction performances ...
Li Nanxi   +7 more
doaj   +1 more source

The effect of visual discourse on the continuation and strengthening of distorted readings of the Karbala incident (Case study: Illustration of Moharebeh Qasim Ibn Al-Hassan (AS) in the Qajar period, by Mirza Ali Gholi Khoi) [PDF]

open access: yesپژوهش‌های تاریخی ایران و اسلام, 2021
One of the forgotten issues in the context of the distortions of the Karbala incident is the influence of visual elements on the continuation and strengthening of this trend. These distortions, which appeared in the reports of the book "Rawdat al-Shuhada"
Mostafa Lal Shateri   +2 more
doaj   +1 more source

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