Results 21 to 30 of about 73,664 (313)

Effect of Plasma Etching Depth on Subsurface Defects in Quartz Crystal Elements

open access: yesCrystals, 2023
After the plasma etching of quartz crystal, the crystal lattice underwent changes in response to the length of plasma etching time. The lattice arrangement of quartz crystal was the most orderly after plasma etching for 1000 nm, and with the increase in ...
Qingzhi Li   +4 more
doaj   +1 more source

Low-temperature smoothing method of scalloped DRIE trench by post-dry etching process based on SF6 plasma

open access: yesMicro and Nano Systems Letters, 2020
Deep reactive-ion etching (DRIE) is commonly used for high aspect ratio silicon micromachining. However, scalloping, which is the result of the alternating Bosch process of DRIE, can cause many problems in the subsequent process and degrade device ...
Jin Soo Park   +7 more
doaj   +1 more source

Figuring of optical aluminium devices by reactive ion beam etching [PDF]

open access: yesEPJ Web of Conferences, 2019
Ion beam figuring (IBF) is an established method in high-end surface manufacturing. However, the direct processing of desired materials as standard Al alloys (e.g.
Bauer Jens   +3 more
doaj   +1 more source

Reactive ion beam etching – based finishing of optical aluminium surfaces [PDF]

open access: yesEPJ Web of Conferences, 2019
Reactively driven low-energy ion beam machining is a widely used finishing technique for optical aluminium surfaces. Direct RIBE machining with oxygen or nitrogen process gas permits figure error correction of diversely shaped aluminium optics while ...
Ulitschka Melanie   +3 more
doaj   +1 more source

Plasma removal of Parylene C [PDF]

open access: yes, 2008
Parylene C, an emerging material in microelectromechanical systems, is of particular interest in biomedical and lab-on-a-chip applications where stable, chemically inert surfaces are desired.
Li, Po-Ying, Meng, Ellis, Tai, Yu-Chong
core   +1 more source

Reactive Ion Etching Process of Micro Mechanical Pendulum

open access: yesMATEC Web of Conferences, 2017
This paper describes the reactive ion etching (RIE) technique of micro mechanical pendulum chip. Micro mechanical pendulum chip processed by the RIE has excellent performances and surface of the chip is smoother than the chip by wet etching.
Zhang Wei   +3 more
doaj   +1 more source

Residual-free reactive ion etching of gold layers

open access: yesAIP Advances, 2018
Metal contacts on semiconductors devices are normally defined by lift-off process, because no well-defined etch processes exist for some rare metals.
Gerhard Franz   +3 more
doaj   +1 more source

Freestanding nanostructures via reactive ion beam angled etching

open access: yesAPL Photonics, 2017
Freestanding nanostructures play an important role in optical and mechanical devices for classical and quantum applications. Here, we use reactive ion beam angled etching to fabricate optical resonators in bulk ...
Haig A. Atikian   +7 more
doaj   +1 more source

A large-size and polarization-independent two dimensional grating fabricated by scanned reactive-ion-beam etching

open access: yesNanophotonics, 2022
Scanned reactive-ion-beam etching method was proposed to transfer two-dimensional mask patterns into quartz substrate, which would produce a larger-size and polarization-independent two-dimensional grating.
Zhang Wei   +6 more
doaj   +1 more source

Dry etching of monocrystalline silicon using a laser-induced reactive micro plasma

open access: yesApplied Surface Science Advances, 2021
Dry etching is a prevalent technique for pattern transfer and material removal in microelectronics, optics and photonics due to its high precision material removal with low surface and subsurface damage.
Robert Heinke   +3 more
doaj   +1 more source

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