Results 41 to 50 of about 225,755 (264)

Bioinspired Superhydrophobic Cilia for Droplets Transportation and Microchemical Reaction

open access: yesAdvanced Materials Interfaces, 2021
In nature, fluid manipulation plays a crucial role in the life of organisms, which has attracted great attentions of research and industry. Here, a functional bionic cilia surface is designed via the simple magnetic field assistance and laser etching ...
Yuyan Fan   +5 more
doaj   +1 more source

Tapered Optical Fiber Couplers Fabricated by Droplet-Based Chemical Etching

open access: yesIEEE Photonics Journal, 2017
This paper presents a fabrication method for 2 × 2 twisted fiber-optic directional couplers based on biconical low-loss tapered optical fibers using a two-step wet-etching technique with hydrofluoric acid-based droplets and surface tension-driven ...
Gyeongho Son, Youngho Jung, Kyoungsik Yu
doaj   +1 more source

Optimization of Electrode Patterns for an ITO-Based Digital Microfluidic through the Finite Element Simulation

open access: yesMicromachines, 2022
Indium tin oxide (ITO)-based digital microfluidics (DMF) with unique optical and electrical properties are promising in the development of integrated, automatic and portable analytical systems.
Ze-Rui Song   +5 more
doaj   +1 more source

Manipulation of the Superhydrophobicity of Plasma-Etched Polymer Nanostructures

open access: yesMicromachines, 2018
The manipulation of droplet mobility on a nanotextured surface by oxygen plasma is demonstrated by modulating the modes of hydrophobic coatings and controlling the hierarchy of nanostructures. The spin-coating of polytetrafluoroethylene (PTFE) allows for
Ke Du   +4 more
doaj   +1 more source

Influence of the Etching Material Deposition Rate and Annealing Time on Nanohole Morphology Etched into InP/In0.52Al0.48As Layers via Local Droplet Epitaxy

open access: yesCrystals
Local droplet etching and subsequent refilling enables the fabrication of highly symmetric quantum dots with low fine structure splitting, suitable for generating polarization entangled photons.
Dennis Deutsch, Dirk Reuter
doaj   +1 more source

Long-range spontaneous droplet self-propulsion on wettability gradient surfaces

open access: yesScientific Reports, 2017
The directional and long-range droplet transportation is of great importance in microfluidic systems. However, it usually requires external energy input.
Chaoran Liu   +6 more
doaj   +1 more source

naitsok/ultimate-psi-etching: Ultimate PSi Etching 2.0.2.5

open access: yes, 2022
A NI LabVIEW-based software for electrochemical anodization of Si wafers. Features: Preistalled etching cells. Three different etching regimes: constant current, pulsed etching, and non-linear current. Preinstalled wafer liftoff pulses.
Konstantin Tamarov
core   +1 more source

Fundamental studies of combustion of droplet and vapour mixtures [PDF]

open access: yes, 2010
There are few experimental data of a fundamental nature that clearly demonstrate the similarities and differences in burning rates between single phase and two phase combustion, either in laminar or turbulent conditions. Such data are essential towards a
Saat, Aminuddin
core   +4 more sources

Droplet Burning of JP-8/Silica Gels [PDF]

open access: yes, 2010
For future high performance rocket launchers, gelled propellants have the potential to replace conventional solid and liquid fuels by combining the individual advantages of both systems and neglecting the most disadvantages at the same time.
Richard Arnold   +3 more
core   +1 more source

Conversion of hydrophilic glass to superhydrophobicity by CF4/Ar plasma etching

open access: yesMaterials & Design
In the power generation and transmission, glass finds extensive use in high-voltage insulators and photovoltaic protection layers due to its exceptional insulating and light transmission properties.
Yutai Li   +6 more
doaj   +1 more source

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