Results 31 to 40 of about 18,545 (250)

Control of Initiation, Rate, and Routing of Spontaneous Capillary-Driven Flow of Liquid Droplets through Microfluidic Channels on SlipChip [PDF]

open access: yes, 2012
This Article describes the use of capillary pressure to initiate and control the rate of spontaneous liquid–liquid flow through microfluidic channels.
Ismagilov, Rustem F.   +3 more
core   +3 more sources

A Study on the Synthesis and Proton Transport Behavior of Multilayered ZSM-5 Zeolite Nanosheet Membranes Laminated on Polymer Substrates

open access: yesMembranes, 2023
Single crystalline ZSM-5 ZNs with thicknesses around 6 nm were obtained by secondary growth of silicalite nanoparticles using diquaternary bis-1,5(tripropyl ammonium) pentamethylene diiodide (dC5) as a structure-directing agent (SDA).
Zishu Cao   +3 more
doaj   +1 more source

Immobilization of Motile Bacterial Cells via Dip-pen Nanolithography [PDF]

open access: yes, 2010
A strategy to bind bacterial cells to surfaces in a directed fashion via dip-pen nanolithography (DPN) is presented. Cellular attachment to pre-designed DPN generated microarrays was found to be dependent on the shape and size of the surface feature ...
Holz, Richard C.   +2 more
core   +2 more sources

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

Hydrophobic coating of mica by piranha solution activation, silanization grafting, and copolymerization with acrylate monomers

open access: yesJournal of Applied Polymer Science, 2017
ABSTRACTHydrophobic mica particles were prepared by piranha solution activation, silanization, and copolymerization with acrylate monomers. Its surface morphology, hydrophilic properties, and thermogravimetric analysis changed differently in comparison with those of pristine mica.
Linlin Wang, Yuelong Liu, Gousheng Liu
openaire   +2 more sources

Cleaning Effect of Atmospheric-Plasma-Sprayed Y2O3 Coating Using Piranha Solution Based on Contamination Particle Measurement

open access: yesCoatings, 2023
A Y2O3 coating was prepared using the atmospheric plasma spraying (APS) technique. On exposing the coating to CF4/O2/Ar plasma, a fluorine contamination layer (YOxFy) was formed, which was the main cause of process drift and contamination particle generation on the APS–Y2O3 coating surface.
Hyuksung Kwon   +5 more
openaire   +1 more source

Modification of the Surface Topography and Composition of Ultrafine and Coarse Grained Titanium by Chemical Etching

open access: yesNanomaterials, 2017
In this study, we present the detailed investigation of the influence of the etching medium (acidic or basic Piranha solutions) and the etching time on the morphology and surface relief of ultrafine grained (UFG) and coarse grained (CG) titanium.
Denis V. Nazarov   +4 more
doaj   +1 more source

Correction: High performance binder-free Fe–Ni hydroxides on nickel foam prepared in piranha solution for the oxygen evolution reaction

open access: yesSustainable Energy & Fuels, 2021
Correction for ‘High performance binder-free Fe–Ni hydroxides on nickel foam prepared in piranha solution for the oxygen evolution reaction’ by Cheol-Hwan Shin et al. , Sustainable Energy Fuels , 2020, 4 , 6311 ...
Cheol-Hwan Shin   +4 more
openaire   +2 more sources

Low Interface Trapped Charge Density for AlO/β-GaO (001) Metal-Insulator-Semiconductor Capacitor

open access: yesIEEE Journal of the Electron Devices Society, 2022
In this letter, high-performance Al2O3/ $\beta$ -Ga2O3 (001) metal-insulator-semiconductor (MIS) capacitor has been demonstrated. The capacitance-voltage (C–V) curves of the Al2O3/ $\beta$ -Ga2O3 (001) MIS capacitor remain stable under different ...
Qihao Zhang   +6 more
doaj   +1 more source

Síntese do material mesoporoso MCM-41 usando esponja de água-doce como fonte de sílica

open access: yesQuímica Nova, 2013
Fresh water sponge was used as a silica source for the synthesis of MCM-41 via the hydrothermal process. The silica was extracted from the sponge by washing with nitric acid and piranha solution. Synthesis of MCM-41 was performed at 100 °C for 5 days and
Orivaldo da Silva Lacerda Júnior   +6 more
doaj   +1 more source

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