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Nano bubble gum for enhancing drug delivery in gut

Biology / Biotechnology

created 7 hours ago | popularity not rated yet | comments 0

Of the many characteristic traits a drug can have, one of the most desirable is the ability for a drug to be swallowed and absorbed into the bloodstream through the gut. Some drugs, like over-the-counter aspirin, lend themselves ...


3-D system based on optical fiber could provide new options for photovoltaics

3-D system based on optical fiber could provide new options for photovoltaics

Nanotechnology / Nanomaterials

created Nov 02, 2009 | popularity 4.4 / 5 (9) | comments 0

Converting sunlight to electricity might no longer mean large panels of photovoltaic cells atop flat surfaces like roofs.


Danish nanowires have great potential

Danish nanowires have great potential

Nanotechnology / Nanophysics

created Nov 02, 2009 | popularity 3 / 5 (1) | comments 0

Danish nanophysicists have developed a new method for manufacturing the cornerstone of nanotechnology research - nanowires. The discovery has great potential for the development of nanoelectronics and highly ...


Roadrunner supercomputer simulates nanoscale material failure

Nanotechnology / Nanophysics

created Oct 29, 2009 | popularity 4 / 5 (1) | comments 0

Very tiny wires, called nanowires, made from such metals as silver and gold, may play a crucial role as electrical or mechanical switches in the development of future-generation ultrasmall nanodevices.


Science at the petascale: Roadrunner supercomputer results unveiled

Electronics / Hardware

created Oct 26, 2009 | popularity 4.6 / 5 (10) | comments 0

The world's fastest supercomputer, Roadrunner, at Los Alamos National Laboratory has completed its initial "shakedown" phase doing accelerated petascale computer modeling and simulations of a variety of unclassified, fundamental ...


First hyperlens for sound waves created

First hyperlens for sound waves created

Physics / General Physics

created Oct 25, 2009 | popularity 4.7 / 5 (18) | comments 4

Ultrasound and underwater sonar devices could "see" a big improvement thanks to development of the world's first acoustic hyperlens. Created by researchers with the U.S. Department of Energy's Lawrence Berkeley ...


Penn study: Transforming nanowires into nano-tools using cation exchange reactions

Transforming nanowires into nano-tools using cation exchange reactions

Nanotechnology / Nanophysics

created Oct 23, 2009 | popularity not rated yet | comments 0

A team of engineers from the University of Pennsylvania has transformed simple nanowires into reconfigurable materials and circuits, demonstrating a novel, self-assembling method for chemically creating nanoscale ...


New material could efficiently power tiny generators

Nanotechnology / Nanophysics

created Oct 22, 2009 | popularity 4.2 / 5 (5) | comments 0

(PhysOrg.com) -- To power a very small device like a pacemaker or a transistor, you need an even smaller generator. The components that operate the generator are smaller yet, and the efficiency of those foundational components ...


Nanowire biocompatibility in the brain: So far so good

Nanotechnology / Bio & Medicine

created Oct 22, 2009 | popularity 5 / 5 (1) | comments 0

The biological safety of nanotechnology, in other words, how the body reacts to nanoparticles, is a hot topic. Researchers at Lund University in Sweden have managed for the first time to carry out successful experiments involving ...


Scientists bend nanowires into 2-D and 3-D structures

Scientists bend nanowires into 2-D and 3-D structures

Nanotechnology / Nanophysics

created Oct 21, 2009 | popularity 4.3 / 5 (7) | comments 0

(PhysOrg.com) -- Taking nanomaterials to a new level of structural complexity, scientists have determined how to introduce kinks into arrow-straight nanowires, transforming them into zigzagging two- and three-dimensional ...


Running electronics using light

Running electronics using light

Nanotechnology / Nanophysics

created Oct 19, 2009 | popularity 4.3 / 5 (19) | comments 1

(PhysOrg.com) -- "If you open up almost any electronic gadget, you will see various elements that operating using electric circuitries," Nader Engheta tells PhysOrg.com. "Many of them have different functi ...


Atomic Wire with Protective Sheath: Stable Metal Nanowires One Atom Wide Inside Carbon Nanotubes

Nanotechnology / Nanomaterials

created Oct 07, 2009 | popularity 4.8 / 5 (11) | comments 1

(PhysOrg.com) -- Wires with atomic dimensions are potential structural elements for future nanoscopic electronic components. Such fine wires have completely new electronic properties. However, apart from the non-trivial production ...


DNA detector

Rapid DNA Detection Quickly Diagnoses Infections

Nanotechnology / Bio & Medicine

created Oct 05, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- A new portable device can detect bacteria and help prevent the spread of infectious diseases. This new tool takes from 15 minutes to 2 hours to diagnose a patient for infectious diseases and ...


Better control of carbon nanotube 'growth' promising for future electronics

Better control of carbon nanotube 'growth' promising for future electronics

Nanotechnology / Nanomaterials

created Oct 01, 2009 | popularity 4.9 / 5 (9) | comments 0

(PhysOrg.com) -- Researchers have overcome a major obstacle in efforts to use tiny structures called carbon nanotubes to create a new class of electronics that would be faster and smaller than conventional ...


New research may lead to revolutionary new devices

New research may lead to revolutionary new devices

Nanotechnology / Nanomaterials

created Sep 25, 2009 | popularity 4.2 / 5 (6) | comments 1

Dr. Jiwoong Park of Cornell University, who receives funding for basic research from the Air Force Office of Scientific Research (AFOSR), is investigating carbon nanostructures that may some day be used in ...