Results 31 to 40 of about 102,586 (309)

Topography driven spreading [PDF]

open access: yes, 2004
Roughening a hydrophobic surface enhances its nonwetting properties into superhydrophobicity. For liquids other than water, roughness can induce a complete rollup of a droplet.
A. M. Cazabat   +19 more
core   +1 more source

Probing viscoelastic properties of a thin polymer film sheared between a beads layer and quartz crystal resonator [PDF]

open access: yes, 2009
We report measurements of viscoelastic properties of thin polymer films of 10-100 nm at the MHz range. These thin films are confined between a quartz crystal resonator and a millimetric bead layer, producing an increase of both resonance frequency and ...
Ballantine D. S.   +4 more
core   +3 more sources

Miniaturized 5G Antenna With Enhanced Gain by Using Stacked Structure of Split-Ring Resonator Array and Magneto-Dielectric Composite Material

open access: yesIEEE Access, 2022
The need for antennas with small dimensions with high performance has prompted various research to conduct experiments in terms of the structure and shape of the antenna and terms of material.
Yohanes Galih Adhiyoga   +3 more
doaj   +1 more source

Fabrication of a Polymer High-Aspect-Ratio Pillar Array Using UV Imprinting

open access: yesMicromachines, 2013
This paper presents UV imprinting methods for fabricating a high-aspect-ratio pillar array. A polydimethylsiloxane (PDMS) mold was selected as the UV imprinting mold.
Jun Mizuno   +3 more
doaj   +1 more source

Photomechanical Polymer Nanocomposites for Drug Delivery Devices

open access: yesMolecules, 2021
We demonstrate a novel structure based on smart carbon nanocomposites intended for fabricating laser-triggered drug delivery devices (DDDs).
Jonathan David López-Lugo   +5 more
doaj   +1 more source

Surface Coating with Hyaluronic Acid-Gelatin-Crosslinked Hydrogel on Gelatin-Conjugated Poly(dimethylsiloxane) for Implantable Medical Device-Induced Fibrosis

open access: yesPharmaceutics, 2021
Polydimethylsiloxane (PDMS) is a biocompatible polymer that has been applied in many fields. However, the surface hydrophobicity of PDMS can limit successful implementation, and this must be reduced by surface modification to improve biocompatibility. In
Haejin Joo   +9 more
doaj   +1 more source

Highly durable superhydrophobic surfaces based on a protective frame and crosslinked PDMS-candle soot coatings

open access: yesMaterials Research Express, 2022
Superhydrophobic surfaces can be applied to environmental, energy, and healthcare fields. However, the weak durability issue has significantly limited the practical industrial applications.
Wenwen Sun   +4 more
doaj   +1 more source

Biocompatible, Electroconductive, and Highly Stretchable Hybrid Silicone Composites Based on Few-Layer Graphene and CNTs

open access: yesNanomaterials, 2021
In this paper, we report a cost-effective and scalable approach to produce highly homogeneous graphene and CNT-based silicone composites with potential applications in diverse fields of research, including biosensors and wearable electronics.
Marie N. Barshutina   +8 more
doaj   +1 more source

Generalized bioinspired approach to a daytime radiative cooling "skin"

open access: yes, 2020
Energy-saving cooling materials with strong operability are desirable towards sustainable thermal management. Inspired by the cooperative thermo-optical effect in fur of polar bear, we develop a flexible and reusable cooling skin via laminating a ...
Guo, Jing   +9 more
core   +1 more source

A novel hybrid material with calcium and strontium release capability [PDF]

open access: yes, 2012
The preparation of PDMS–TEOS–CaO hybrid materials by sol–gel techniques has been widely described in previous works. Calcium nitrate is the most common source of calcium used in these preparations.
António G.B. Castro   +24 more
core   +2 more sources

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