Results 21 to 30 of about 168,829 (349)

High-Resolution Contact Printing with Chemically Patterned Flat Stamps Fabricated by Nanoimprint Lithography [PDF]

open access: yes, 2009
Chemically patterned flat stamps provide an effective solution to avoid mechanical stamp-stability problems currently encountered in microcontact printing.
Berenschot, Erwin   +5 more
core   +3 more sources

Microfluidics 5: PDMS Microchannel Bonding on Glass/PDMS v4

open access: yes, 2021
Microfluidic chips, made of PDMS, are one-side open when fabricated. Another layer of glass, PDMS, or etc is needed. Liquid seal is provided by complete covalent bonding between layers or by external forces like threads, magnets or similar factors. This protocol describes the covalent bonding of PDMS on glass by air plasma technique.
Serhat Sevli   +1 more
  +4 more sources

Low-cost optical manipulation using hanging droplets of PDMS [PDF]

open access: yes, 2015
We propose and demonstrate a low-cost optical micromanipulation system that makes use of simple microfrabricated components coupled to a smartphone camera for imaging. Layering hanging droplets of polydimethylsiloxane (PDMS) on microscope coverslips, and
Ashkin   +20 more
core   +3 more sources

Thin film diffusion barrier formation in PDMS microcavities [PDF]

open access: yes, 2009
We describe a method to form glass like thin film barrier in polydimethylsiloxane (PDMS) microcavities. The reactive fragments for the surface reaction were created from O2 and hexamethyldisiloxane (HMDS) in RF plasma environment.
Basabe-Desmonts, Lourdes   +7 more
core   +1 more source

A Self-Healing Polymer with Fast Elastic Recovery upon Stretching

open access: yesMolecules, 2020
The design of polymers that exhibit both good elasticity and self-healing properties is a highly challenging task. In spite of this, the literature reports highly stretchable self-healing polymers, but most of them exhibit slow elastic recovery behavior,
Pei-Chen Zhao   +3 more
doaj   +1 more source

Fully rubbery integrated electronics from high effective mobility intrinsically stretchable semiconductors [PDF]

open access: yes, 2019
An intrinsically stretchable rubbery semiconductor with high mobility is critical to the realization of high-performance stretchable electronics and integrated devices for many applications where large mechanical deformation or stretching is involved ...
Kim, Hae-Jin   +5 more
core   +1 more source

CO2/N2 Separation by Supported Ionic Liquid Membranes Based on Tubular Ceramic Support Impregnated with Selected Ionic Liquid

open access: yesMacedonian Journal of Chemistry and Chemical Engineering, 2020
The separation of CO2/N2  by supported ionic liquid membranes (SILMs) is presented. SILMs have been developed by impregnation of the ceramic support nanopores of  commercial PDMS (polidimethylosiloxane) membranes (made by Pervatech BV) and commercial ...
Zenon Ziobrowski, Adam Rotkegel
doaj   +1 more source

Absorption capacity, kinetics and mechanical behaviour in dry and wet states of hydrophobic DEDMS/TEOS-based silica aerogels [PDF]

open access: yes, 2017
This work is a new approach to the study of the structural, mechanical and absorption properties of hybrid organic/inorganic silica-based aerogels. Diethoxydimethylsilane and tetraethoxysilane have been used as precursors.
Braza, Verónica   +5 more
core   +1 more source

Preparation of ceramic based hollow fiber composite membrane and its CO2/N2 separation performance

open access: yesCailiao gongcheng
Compared to traditional gas separation methods, membrane separation technology has advantages in low cost, easy operation, and high separation efficiency.
LIU Jianchao   +6 more
doaj   +1 more source

Free energy calculations of small molecules in dense amorphous polymers. Effect on the initial guess configuration in molecular dynamics studies [PDF]

open access: yes, 1996
The excess free energy of small molecules in the amorphous polymers poly(ethylene) and poly(dimethylsiloxane) was calculated, using the test-particle-insertion method.
Briels, Wim J.   +3 more
core   +3 more sources

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