News tagged with polymer solutions
Colorful columns: Simple method for the production of microcylinders with multiple compartments
May 25, 2009 |
4.2 / 5 (5) |
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(PhysOrg.com) -- Under a microscope they look like tiny pie charts or colorful candy canes: A team led by Joerg Lahann at the University of Michigan has been able to produce micrometer-wide discs and elongated rods precisely ...
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Graffiti-free historic buildings: New polymer coating to help
Sep 01, 2009 |
4 / 5 (1) |
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(PhysOrg.com) -- Many a historic landmark is defaced with graffiti, but the spray paint can only be removed - if at all - using caustic solutions which risk damaging the underlying surface. A new breathable ...
Bristly Spheres as Capsules
Mar 06, 2009 |
3 / 5 (1) |
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(PhysOrg.com) -- Amphiphilic molecules, which have one water-friendly (hydrophilic) end and one water-repellant (hydrophobic) end, spontaneously aggregate in aqueous solutions to make superstructures like ...
Sweet -- sugared polymer a new weapon against allergies and asthma
Nov 19, 2009 |
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Scientists at Johns Hopkins and their colleagues have developed sugar-coated polymer strands that selectively kill off cells involved in triggering aggressive allergy and asthma attacks. Their advance is a significant step ...
Nanotubes Go With the Flow
Nanotechnology / Nanomaterials
Jan 23, 2008 |
4 / 5 (12) |
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Carbon nanotubes are attractive candidates for use as the active elements in the next generation of electronic devices. However, it has proven incredibly difficult to align nanotubes within device architectures.
'Writing' Patterns on Carbon Nanotubes With Polymer Chains
Nanotechnology / Nanomaterials
May 19, 2009 |
4.4 / 5 (11) |
3
(PhysOrg.com) -- Carbon nanotubes are at the center of the nanoelectronics research movement, with scientists making great progress toward getting nanotube-based electronic devices into the hands of consumers. ...
Step forward for nanotechnology: Controlled movement of molecules
Nanotechnology / Nanomaterials
Sep 30, 2009 |
4.8 / 5 (6) |
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Scientists in the United Kingdom are reporting an advance toward overcoming one of the key challenges in nanotechnology: Getting molecules to move quickly in a desired direction without help from outside forces. Their achievement ...
Sandia's microencapsulation project gives local entrepreneur warm glow
Dec 17, 2008 |
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Microencapsulation isn't a new technology, but it's always finding new applications. Familiar uses include the scratch-and-sniff perfume ads in magazines, certain time-release pharmaceuticals, and (perhaps mostly for an older ...
Lightweight composites to get trimmer and smarter
Nanotechnology / Nanomaterials
Dec 10, 2009 |
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(PhysOrg.com) -- CSIRO researchers have set themselves the goal of producing a new generation of super-strong, lightweight polymer composite materials for use in aircraft, road vehicles, trains and ferries.
Scientists Use Self-Assembly to Make Molecule-Sized Particles With Patches of Charge
Nanotechnology / Nanomaterials
Oct 20, 2009 |
5 / 5 (2) |
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(PhysOrg.com) -- Physicists, chemists and engineers at the University of Pennsylvania have demonstrated a novel method for the controlled formation of patchy particles, using charged, self-assembling molecules ...
Researchers design shape-memory polymers for biomedical applications
Jan 03, 2008 |
4.3 / 5 (4) |
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Researchers at the Georgia Institute of Technology are developing unique polymers, which change shape upon heating, to open blocked arteries, probe neurons in the brain and engineer a tougher spine.
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