Results 221 to 230 of about 384,278 (344)

Anticorrosion Tar Epoxy Coatings

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2004
Abbas H. Sulaymon   +2 more
doaj  

Comparative Evaluation of Redox and Non-Redox Epoxy-Clay Coatings for Corrosion Resistance in ACQ Saline Media. [PDF]

open access: yesPolymers (Basel)
Lan YX   +7 more
europepmc   +1 more source

Chemical Vapor Deposition of High‐Quality Graphene Using Carboxylated Polycyclic Aromatic Hydrocarbons as Solid Carbon Sources

open access: yesAdvanced Materials Technologies, EarlyView.
Graphene is grown from pyrene and its carboxylated derivative, 1‐pyrenecarboxylic acid (1‐PCA). The carboxylic acid group of 1‐PCA underwent decarboxylation to produce pyrene and CO2, thereby triggering the Boudouard reaction. This reaction results in graphene with high charge‐carrier mobility by decreasing vacancy‐type defects and oxygen groups in the
Jeong In Ryu   +5 more
wiley   +1 more source

Femtolitre Volume cryoEM Sample Preparation Using a Force‐Sensitive Microfluidic Cantilever

open access: yesAdvanced Materials Technologies, EarlyView.
Cryogenic electron microscopy enables structural imaging of biological molecules, but current methods lack targeted extraction of subcellular content for direct vitrification. This study introduces a force‐sensitive microfluidic cantilever pipette that aspirates and dispenses femtolitre volumes from individual cells onto electron microscopy grids.
Vijayendra Shastri   +11 more
wiley   +1 more source

A Modular Microfluidic System to Generate Gradient Hydrogels with Simple‐to‐Complex Stiffness Profiles for Mechanobiology

open access: yesAdvanced Materials Technologies, EarlyView.
This work introduces a universal approach for fabricating stiffness gradient hydrogels with diverse stiffness ranges and gradient profiles. Gradient formation is achieved by precisely controlling the thermal landscape within a microfluidic system, which drives thermophoretic redistribution of precursor components in solution.
Shin Wei Chong   +9 more
wiley   +1 more source

Tunable‐Wavelength Broadband Liquid‐State Carbon‐Quantum‐Dot Lasers

open access: yesAdvanced Optical Materials, EarlyView.
This work provides a gain‐induced waveguide structure to achieve programmable mode spacing by coupling liquid‐state lasing of carbon quantum dots to a vertically placed aluminum mirror, enabling an unprecedented transition from random lasing to multimode lasing without cumbersome micromanufacturing, even single‐mode lasing at a wide range from 641 to ...
Xuezhe Dong   +9 more
wiley   +1 more source

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