Results 71 to 80 of about 515,838 (299)

Optimization of fins arrangements for the square light emitting diode (LED) cooling through nanofluid-filled microchannel

open access: yesScientific Reports, 2021
In current paper, a finned micro-channel is designed for the cooling application in Light Emitting Diode (LED), numerically using Galerkin weighted residual Finite Element Method (GFEM).
Mohamed Bechir Ben Hamida   +1 more
doaj   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Computational homogenization of fibrous piezoelectric materials [PDF]

open access: yes, 2015
Flexible piezoelectric devices made of polymeric materials are widely used for micro- and nano-electro-mechanical systems. In particular, numerous recent applications concern energy harvesting.
De Lorenzis, Laura   +3 more
core   +1 more source

Computational Studies of Heat Transfer Enhancement in a Circular Wavy Micro Channel

open access: yesChemical Engineering Transactions, 2017
Using computational analysis, convective heat transfer augmentation of laminar flow through wavy micro channel was studied. A 3-D geometry was used for simulation.
Suvanjan Bhattacharyya   +3 more
doaj   +1 more source

High-resolution perfect imaging of micro/nanojet

open access: yesResults in Physics, 2022
A systematic theoretical study on elimination of imaging distortion for realization of perfect imaging of a micro/nanojet in THz, visible and infrared regions has been performed on the basis of a two-layer structure formed by an exterior hexagonal prism ...
Yu-Jing Yang   +2 more
doaj   +1 more source

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

Numerical Study on the Recoating Process in Microstereolithography [PDF]

open access: yes, 2005
Microstereolithography is a promising RP-based micro-fabrication technique that aims to meet the demands for complex geometry micro-scale parts. Projection microstereolithography incorporates a Dynamic Pattern Generator to obtain high resolution in the
Gibson, I., Tan, W.
core  

Assessment of gas turbine engine airfoil surface microstructure

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2017
We propose a new approach to the assessment of surface roughness of gas turbine engine airfoil after polishing. The micro-geometry of the blade surfaces was investigated with the use of an electrooptical system on the basis of computing the average ...
N. V. Nosov   +2 more
doaj   +1 more source

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

Design and fabrication of a polymer micro ring resonator with laser beam direct write lithography technique [PDF]

open access: yes, 2010
In this article, we describe our work on design and fabrication of a polymer Micro Ring Resonator. This device has been constructed by laser beam direct write lithography technique (LBL).We used ORMOCORE photoresist for fabricating a micro ring resonator
Latifi, Hamid   +2 more
core   +1 more source

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