Results 41 to 50 of about 56,675 (350)

Design of experiment for the optimisation of deep reactive ion etching of silicon inserts for micro-fabrication [PDF]

open access: yes, 2012
The following paper describes a design of experiments investigation of the deep reactive of pillar structures on a silicon wafer. The etched wafers would subsequently be used as masters for the fabrication of nickel mould inserts for microinjection ...
Alcock, Jeffrey R.   +2 more
core   +1 more source

Tailoring Functional Properties of Ti–Ni–Cu Shape Memory Alloy Thin Films for MEMS Actuators

open access: yesAdvanced Engineering Materials, EarlyView.
A comprehensive study of critical parameters required to develop well‐performing Ti–Ni–Cu thin film shape memory alloy microactuators is provided. Materials science and device integration aspects are integrated by addressing structural and physical relationships using complementary characterization techniques as well as a practical fabrication solution
Elaheh Akbarnejad   +6 more
wiley   +1 more source

Single-Step CMOS Compatible Fabrication of High Aspect Ratio Microchannels Embedded in Silicon

open access: yesProceedings, 2017
This paper presents a new method for the CMOS compatible fabrication of microchannels integrated into a silicon substrate. In a single-step DRIE process (Deep Reactive Ion Etching) a network of microchannels with High Aspect Ratio (HAR) up to 10, can be ...
Marta Kluba   +4 more
doaj   +1 more source

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

A Bi-Directional Out-of-Plane Actuator by Electrostatic Force

open access: yesMicromachines, 2013
Presented in this paper is a bi-directional out-of-plane actuator which combines the merits of the electrostatic repulsive principle and the electrostatic attractive principle. By taking advantage of the electrostatic repulsive mode, the common “pull-in”
Hao Ren   +3 more
doaj   +1 more source

Conducting polymer-bridged three-dimensional heterojunctions of reduced graphene oxide/γ-Fe2O3 hybrids for high-performance NO2 gas sensing

open access: yesResults in Surfaces and Interfaces, 2022
Three-dimensional (3D) reduced graphene oxide (RGO) networks show potentials for highly sensitive gas sensors. However, many insulating materials are usually used during RGO assembly process, which inevitably hinder the electron transfer efficiency, and ...
Cheng Zou   +8 more
doaj   +1 more source

Q-enhanced fold-and-bond MEMS inductors [PDF]

open access: yes, 2008
This work presents a novel coil fabrication technology to enhance quality factor (Q factor) of microfabricated inductors for implanted medical wireless sensing and data/power transfer applications.
Chen, Po-Jui   +4 more
core   +2 more sources

Modulating Two‐Photon Absorption in a Pyrene‐Based MOF Series: An In‐Depth Investigation of Structure–Property Relationships

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates H4TBAPy‐based metal–organic frameworks (MOFs) ‐ NU‐1000, NU‐901, SrTBAPy, and BaTBAPy ‐ for multiphoton absorption (MPA) performance. It observes topology‐dependent variations in the 2PA cross‐section, with BaTBAPy exhibiting the highest activity.
Simon N. Deger   +10 more
wiley   +1 more source

Hydrothermal/Solvothermal Synthesis of Graphene Quantum Dots and Their Biological Applications

open access: yesNano Biomedicine and Engineering, 2013
Graphene quantum dots (GQDs), as a new class of zero dimensional fluorescent carbon material, have been used in physical, chemical and biological aspects for many interesting properties, such as low toxicity, excellent solubility, high chemical stability,
Minghan Xu   +6 more
doaj   +1 more source

Artifact‐Minimizing Ultrathin Transparent Electrodes Fabricated via iCVD for In Vivo Optogenetic Stimulation and Neural Signal Monitoring of Primary Visual Cortex

open access: yesAdvanced Functional Materials, EarlyView.
We present ultrathin flexible transparent electrodes through iCVD‐enabled molecular control of 10 nm gold films on poly(dimethylaminomethylstyrene). In vivo validation demonstrated photoelectric artifact reduction vs. opaque electrodes and preservation of natural neural dynamics.
Tae Jin Mun   +11 more
wiley   +1 more source

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