Results 71 to 80 of about 10,320 (215)

Gradient-temperature hot-embossing for dense micropillar array fabrication on thick cyclo-olefin polymeric plates: An example of a microfluidic chromatography column fabrication

open access: yesMicro and Nano Engineering, 2019
The fabrication of dense and high aspect ratio pillar arrays is important for several applications. In particular polymeric microfluidic chromatography columns are of high importance for various biological, pharmaceutical and chemical separations.
Ioannis Kourmpetis   +6 more
doaj   +1 more source

Fabrication of Embedded Microvalve on PMMA Microfluidic Devices through Surface Functionalization [PDF]

open access: yes, 2008
The integration of a PDMS membrane within orthogonally placed PMMA microfluidic channels enables the pneumatic actuation of valves within bonded PMMA-PDMS-PMMA multilayer devices.
Ng, S. H., Toh, A. G. G., Wang, Z. F.
core   +1 more source

Fatigue Strength in Additive Toolmaking: A Study of Metal Binder Jetting and Electron Beam Melting for Processing Carbide‐Rich Cold‐Work Tool Steels

open access: yessteel research international, EarlyView.
Focusing on the critical tap hole region of the blast furnace, this work examines binder characteristics, prepares tap hole clay with different formulations, and evaluates their physical properties. The findings confirm the advantages of composite binders and offer a new binder option for tap hole clay.
Frederik Tegeder   +7 more
wiley   +1 more source

The Painterly Materiality of Clouds in Antony and Cleopatra and Hamlet

open access: yesRenaissance Studies, EarlyView.
Abstract This article examines the cloud‐gazing scenes in Antony and Cleopatra and Hamlet through the lens of early modern artistic theory and material practices, particularly the art of limning. Building upon existing philosophical and poetic interpretations of Shakespearean clouds as metaphors for ephemerality and memory, the essay argues that the ...
Anne‐Valérie Dulac
wiley   +1 more source

Experimental analysis and numerical simulation of sintered micro-fluidic [PDF]

open access: yes, 2017
This paper investigates the use of numerical simulations to describe solid state diffusion of a sintering stage during a Powder Hot Embossing (PHE) process for micro-fluidic components.
Barriere, T., Gelin, J-C., Sahli, M.
core  

Low-cost fabrication of optical waveguides, interconnects and sensing structures on all-polymer-based thin foils [PDF]

open access: yes, 2016
Micro-optical sensors based on optical waveguides are widely used to measure temperature, force and strain but also to detect biological and chemical substances such as explosives or toxins. While optical micro-sensors based on silicon technology require
Günther, Axel   +5 more
core   +1 more source

Humid‐Air Condensation Heat Transfer on Hierarchical Structured Superhydrophobic Graphite Composites

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 9, 5 May 2026.
Humid‐air condensation on graphite composites shows that making a surface superhydrophobic is not sufficient to enhance heat transfer. A hierarchical CuO/lauric‐acid coating yields spherical droplets but promotes Wenzel‐type pinning and adds effective thermal resistance under operation.
Raphael Raab   +7 more
wiley   +1 more source

Nitroxide‐Mediated Photo‐Polymerization: A Swiss Army Knife for Microfluidic Design

open access: yesAdvanced Materials Technologies, Volume 11, Issue 9, 6 May 2026.
This article illustrates the application of NMP2 to the rapid (less than 1 h) photostructuring and sealing of model structures intended for microfluidic applications. Remarkably, the careful design of resin composition allows completing these steps by simply spreading bare monomer (i.e., no added photoinitiator) on top of the bottom layer embedding ...
Carlo Gonzato   +5 more
wiley   +1 more source

Fabrication of a Metal Micro Mold by Using Pulse Micro Electroforming

open access: yesMicromachines, 2018
Microfluidic devices have been widely used for biomedical and biochemical applications. Due to its unique characteristics, polymethyl methacrylate (PMMA) show great potential in fabricating microfluidic devices.
Xiaolei Chen   +4 more
doaj   +1 more source

Multimode PDMS waveguides fabricated using a hot-embossing technique [PDF]

open access: yes, 2009
A novel method for fabricating multimode PDMS waveguides is presented. This process is based on a hot-embossing technique and generates high quality optical waveguides without a substantial residual layer after embossing.
Missinne, Jeroen   +3 more
core  

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