Results 71 to 80 of about 8,137 (212)

A driving method for gray scale multiplication of electrowetting display based on hybrid modulation

open access: yesFrontiers in Physics
In order to solve the problem of low gray level due to the few driving chips developed based on the photoelectric characteristics of electrowetting display, a driving method based on modulation is proposed to double the gray level of electrowetting ...
Ting Mei   +14 more
doaj   +1 more source

Moving contact line problem: Advances and perspectives

open access: yesTheoretical and Applied Mechanics Letters, 2014
The solid-liquid interface, which is ubiquitous in nature and our daily life, plays fundamental roles in a variety of physical-chemical-biological-mechanical phenomena, for example in lubrication, crystal growth, and many biological reactions that govern
Yapu Zhao
doaj   +1 more source

Wetting of Flat Gradient Surfaces

open access: yes, 2018
Gradient, chemically modified, flat surfaces enable directed transport of droplets. Calculation of apparent contact angles inherent for gradient surfaces is challenging even for atomically flat ones.
Bormashenko, Edward
core   +1 more source

SERS‐Based Nano‐ and Microsystems Toward Biomedical Applications

open access: yesSmall, EarlyView.
This review provides a current overview of nano‐ and microscale SERS‐based devices, encompassing all aspects from material design to practical applications. We highlight controlled SERS‐active architectures, including patterned substrates, nanorods, microspheres, micromotors, and microneedles, as well as combinations of these microfluidic systems.
Gohar Soufi   +14 more
wiley   +1 more source

Microfluidic systems for biosensing [PDF]

open access: yes, 2010
In the past two decades, Micro Fluidic Systems (MFS) have emerged as a powerful tool for biosensing, particularly in enriching and purifying molecules and cells in biological samples.
Liu, Kuo-Kang   +5 more
core   +1 more source

Microscale Templating of Functional Particles Using Self‐Limiting Electrospray Deposition

open access: yesSmall, Volume 22, Issue 25, 4 May 2026.
Self‐limiting electrospray deposition (SLED) uses trapped charge in a growing film to redirect incoming material and produce highly targeted and uniform sprays. Here, nanoparticles are added to sprays to functionalize pre‐patterned electrodes and other devices.
Michael J. Grzenda   +6 more
wiley   +1 more source

Operando Transmission Electron Microscopy Insights Into the Evolution of Cu2O–SnO2‐Based Catalysts During CO2RR

open access: yesChemSusChem, Volume 19, Issue 8, 28 April 2026.
Proper CO2 management holds a key role in the energy transition, and electrochemical CO2 reduction to CO plays pivotal role in this process. Cu2O–SnO2‐based electrocatalyst is studied under electrochemical operative conditions, combining lab‐scale and operando liquid‐phase electrochemical transmission electron microscopy.
Cecilia Irene Gho   +11 more
wiley   +1 more source

Microfluidics: Fluid physics at the nanoliter scale [PDF]

open access: yes, 2005
Microfabricated integrated circuits revolutionized computation by vastly reducing the space, labor, and time required for calculations. Microfluidic systems hold similar promise for the large-scale automation of chemistry and biology, suggesting the ...
Quake, Stephen R., Squires, Todd M.
core   +1 more source

Multi‐Scale Structural Effects of External Electrical Fields of Melt Tracks in Laser Powder Bed Fusion

open access: yesAdvanced Science, Volume 13, Issue 21, 13 April 2026.
Laser material processing is a promising technique for fabricating metal structures. Here, external electric field (EFs) assisted laser processing of metallic powders are investigated. EFs affect the melt tracks through changes in their stability and influence the grain structure in conjunction with laser intensity distribution methods. The EF‐assisted
Ankit Das   +2 more
wiley   +1 more source

Rewiring Droplet Interface Synapses

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 4, April 2026.
Droplet interface synapses are used to create a neuromorphic network. Voltage pulses draw the droplets into contact and enable rewiring of the network through electrowetting. Results show that the heterogeneous droplet compositions and pore‐forming molecules may be used to tune the neuromorphic properties of the device using trapped charge as a form of
Sarita Shrestha, Eric Freeman
wiley   +1 more source

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