Results 21 to 30 of about 72,376 (294)

Acoustic Streaming Efficiency in a Microfluidic Biosensor with an Integrated CMUT

open access: yesMicromachines, 2023
The effect of microchannel height on acoustic streaming velocity and capacitive micromachined ultrasound transducer (CMUT) cell damping was investigated.
Donatas Pelenis   +5 more
doaj   +1 more source

Highly Sensitive and Wearable Liquid Metal‐Based Pressure Sensor for Health Monitoring Applications: Integration of a 3D‐Printed Microbump Array with the Microchannel

open access: yesAdvanced Healthcare Materials, 2019
Wearable pressure sensors capable of sensitive, precise, and continuous measurement of physiological and physical signals have great potential for the monitoring of health status and the early diagnosis of diseases.
Kyuyoung Kim   +7 more
semanticscholar   +1 more source

Research of Characteristics of Gas-liquid Two-phase Pressure Drop in Microreactor

open access: yesMATEC Web of Conferences, 2015
With the research system of nitrogen and deionized water, this paper researches the pressure drop of gas-liquid two-phase flow in the circular microchannel with an inner diameter which is respectively 0.9mm and 0.5mm, analyzes the effect of microchannel ...
Li Dan
doaj   +1 more source

The Effects of Gravity on the Pressure Drop and Heat Transfer Characteristics of Steam in Microchannels: An Experimental Study

open access: yesEnergies, 2020
Experiments were carried out to investigate the pressure drop and heat transfer behaviors of a microchannel condenser. The effects of gravity on the condensation of steam in the microchannels were investigated for both horizontal and vertical cases.
Minhhung Doan   +2 more
doaj   +1 more source

Characteristics of heat transfer and fluid flow in microchannel heat sinks with rectangular grooves and different shaped ribs

open access: yes, 2020
Microchannels are effective heat sinks for microelectronic systems. However, it remains unclear what form of channels will be most effective in improving the overall performance of microchannel heat sinks. The effect of channel geometry was studied using
Qifeng Zhu   +8 more
semanticscholar   +1 more source

Rapid Prototyping of Microfluidics Devices using Xurograhy Method

open access: yesMATEC Web of Conferences, 2017
Rapid prototyping of microchannel gain lots of attention from researchers along with the rapid development of microfluidic technology. The conventional methods carried few disadvantages such as high cost, time consuming, required high operating pressure ...
Ling Fiona W.M.   +2 more
doaj   +1 more source

Experimental Study on the Effect of Microchannel Spacing and Fractal Angle on Bubble Growth Behavior

open access: yesMachines, 2023
Bubble growth behavior significantly influences boiling heat transfer performance, and different microchannel structures and configurations affect bubble growth behavior.
Xianming Gao   +3 more
doaj   +1 more source

Population genetics in microchannels

open access: yesProceedings of the National Academy of Sciences, 2022
Significance Many microbial populations proliferate in small channels. In such environments, reproducing cells organize in parallel lanes. Reproducing cells shift these lanes, potentially expelling other cells from the channel. In this paper, we combine theory and experiments to understand how these dynamics affects the diversity
Anzhelika Koldaeva   +3 more
openaire   +3 more sources

Fabrication of Pneumatic Microvalve for Tall Microchannel Using Inclined Lithography

open access: yesMicromachines, 2016
We used inclined lithography to fabricate a pneumatic microvalve for tall microchannels such as those used to convey large cells. The pneumatic microvalve consists of three layers.
Maho Kaminaga   +2 more
doaj   +1 more source

Microchannels with Self-Pumping Walls [PDF]

open access: yesACS Nano, 2020
When asymmetric Janus micromotors are immobilized on a surface, they act as chemically powered micropumps, turning chemical energy from the fluid into a bulk flow. However, such pumps have previously produced only localized recirculating flows, which cannot be used to pump fluid in one direction. Here, we demonstrate that an array of three-dimensional,
Tingting Yu   +7 more
openaire   +4 more sources

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