Results 81 to 90 of about 6,778 (181)

A Hierarchically Structured, Stretchable, Anti‐Biofouling Encapsulation for Biodegradable Electronics

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 7, 16 February 2026.
A soft, stretchable, anti‐biofouling encapsulant is developed by integrating organosilicon nanowire networks with microstructured biodegradable elastomers. The hierarchical surface exhibits superhydrophobicity and enhances water barrier properties by 420% over pristine polymers, while preserving mechanical integrity.
Won Bae Han   +7 more
wiley   +1 more source

Sub-Millimeter-Wave 10 dB Directional Coupler Based on Micromachining Technique

open access: yesInternational Journal of Antennas and Propagation, 2015
A waveguide 10 dB directional coupler operating from 325 GHz to 400 GHz is designed based on the short-slot Riblet-type coupling configuration and fabricated using the deep reactive ion etching (DRIE) silicon micromachining technique.
Shuang Liu   +6 more
doaj   +1 more source

Subtle Variations in Surface Properties of Black Silicon Surfaces Influence the Degree of Bactericidal Efficiency

open access: yesNano-Micro Letters, 2018
One of the major challenges faced by the biomedical industry is the development of robust synthetic surfaces that can resist bacterial colonization. Much inspiration has been drawn recently from naturally occurring mechano-bactericidal surfaces such as ...
Chris M. Bhadra   +11 more
doaj   +1 more source

Tilted Micro Air Jet for Flow Control

open access: yes, 2009
In this paper, we present an interesting method to microfabricate a tilted micro air jet generator. We used the well-know deep reactive ion etching (DRIE) technique in order to realize in a silicon substrate a double side etching.
Malapert, Julien   +3 more
core   +1 more source

Fabrication scheme for dense aquatic flow sensor arrays [PDF]

open access: yes, 2008
A fabrication scheme to realize dense arrays of flexible, closed membranes with a small gap separating them from the substrate is presented. These membranes are the first step towards aquatic hair based flow sensors biomimicking fish lateral line ...
Berenschot, J.W.   +6 more
core   +1 more source

Casimir forces on a silicon micromechanical chip

open access: yes, 2012
Quantum fluctuations give rise to van der Waals and Casimir forces that dominate the interaction between electrically neutral objects at sub-micron separations.
A Lambrecht   +30 more
core   +1 more source

In vivo measurements with robust silicon-based multielectrode arrays with extreme shaft lengths [PDF]

open access: yes, 2013
In this paper, manufacturing and in vivo testing of extreme-long Si-based neural microelectrode arrays are presented. Probes with different shaft lengths (15–70 mm) are formed by deep reactive ion etching and have been equipped with platinum electrodes ...
Baracskay, Péter   +7 more
core   +1 more source

Inverse‐Designed on‐Chip Terahertz Three‐Channel Mode and Wavelength Division Demultiplexer

open access: yesAdvanced Photonics Research, Volume 7, Issue 2, February 2026.
An ultracompact terahertz demultiplexer is developed using a hybrid inverse design that combines genetic algorithms with topology optimization. The device enables simultaneous mode‐ and wavelength‐division multiplexing within a footprint smaller than two wavelengths.
Faqian Chong   +5 more
wiley   +1 more source

Novel Test Fixture for Characterizing MEMS Switch Microcontact Reliability and Performance [PDF]

open access: yes, 2019
In microelectromechanical systems (MEMS) switches, the microcontact is crucial in determining reliability and performance. In the past, actual MEMS devices and atomic force microscopes (AFM)/scanning probe microscopes (SPM)/nanoindentation-based test ...
Anwar, Farhana   +2 more
core   +1 more source

Fabrication of wide-IF 200–300 GHz superconductor–insulator–superconductor mixers with suspended metal beam leads formed on silicon-on-insulator [PDF]

open access: yes, 2004
We report on a fabrication process that uses SOI substrates and micromachining techniques to form wide-IF SIS mixer devices that have suspended metal beam leads for rf grounding.
Anupama B. Kaul   +6 more
core   +2 more sources

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