Results 71 to 80 of about 39,328 (315)

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

open access: yesAdvanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long   +26 more
wiley   +1 more source

Heat Transfer Enhancement for Rarefied Flow Within a Microchannel Featuring Obstructions

open access: yesRevue des Énergies Renouvelables
The present study investigates forced convection heat transfer of rarefied flow within a microchannel containing obstacles using the thermal lattice Boltzmann method using a double distribution function model and BGK approximation.
Siham Hammid   +3 more
doaj   +1 more source

Boundary Condition Effect on Two-Phase Fluid Flow ‎and Heat Transfer inside 3-D Microchannels

open access: yesJournal of Applied Fluid Mechanics, 2021
Two-phase Taylor flows play a vital role in dissipating heat effectively for the proper functioning of electronic systems. In the present study, the thermal performance of liquid-liquid Taylor flow was carried out in a 3D microchannel with uniform wall ...
S. Chandrasekhar, V. R. K. Raju
doaj  

The Effect of Microfluidic Geometry on Myoblast Migration

open access: yesMicromachines, 2019
In vitro systems comprised of wells interconnected by microchannels have emerged as a platform for the study of cell migration or multicellular models.
Rahul Atmaramani   +6 more
doaj   +1 more source

Measurement and Visualization of R410A Distribution in the Vertical Header of the Microchannel Heat Exchanger

open access: yes, 2012
This paper presents the refrigerant adiabatic upward flow in the vertical header of microchannel heat exchanger and its effect on distribution. R410A is circulated into the header through the microchannel tubes (5 or 10 tubes) in the bottom pass and ...
Zou, Yang, Hrnjak, Predrag S.
core  

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Performance of a Compact Absorption Heat Pump Containing Microchannel Absorber Components

open access: yes, 2012
Novel microchannel absorbers have been scaled-up and incorporated into a 5-kW-scale ammonia-water absorption heat pump. The planar microchannel absorbers operate with thin wick structures to enhance mass transfer in the absorption channels which are ...
Humble, Paul H   +4 more
core  

Thermally Modulated Metasurface Sensor for Dynamic and Time‐Resolved Isolation of Extracellular Vesicles

open access: yesAdvanced Materials, EarlyView.
A thermally adaptive plasmonic metasurface, functionalized with poly(N‐isopropylacrylamide) (PNIPAM) and anti‐CD63 antibodies, enables precise, on‐demand capture and release of extracellular vesicles (EVs). Delivering high recovery, improved purity, and intact vesicle structure, the platform offers a versatile, label‐free solution for real‐time EV ...
Beyza Nur Kucuk   +7 more
wiley   +1 more source

Experimental investigation on flow boiling heat transfer of R1233zd(E) in a variable width parallel microchannel

open access: yesZhileng xuebao
In this study, the subcooled flow boiling heat transfer of R1233zd(E) in uniform width microchannel and variable width parallel microchannel was experimentally investigated. The flow boiling curves, heat transfer coefficients and pressure drop of the two
CAI Huayu   +3 more
doaj  

AI–Guided 4D Printing of Carnivorous Plants–Inspired Microneedles for Accelerated Wound Healing

open access: yesAdvanced Materials, EarlyView.
This work presents an artificial intelligence (AI)‐guided 4D‐printed microneedle platform inspired by carnivorous plants for wound healing. A thermo‐responsive shape memory polymer enables body temperature–triggered self‐coiling for autonomous wound closure.
Hyun Lee   +21 more
wiley   +1 more source

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