News tagged with mechanical device

Researchers generate electricity from viruses

Imagine charging your phone as you walk, thanks to a paper-thin generator embedded in the sole of your shoe. This futuristic scenario is now a little closer to reality. Scientists from the U.S. Department of Energy's Lawrence ...

Nanotechnology / Bio & Medicine

created May 13, 2012 | popularity 5 / 5 (11) | comments 1 | with audio podcast

Researchers demonstrate new way to control nonvolatile magnetic memory devices

(Phys.org) -- Cornell researchers have demonstrated a new strategy for making energy- efficient, reliable nonvolatile magnetic memory devices -- which retain information without electric power.

Physics / General Physics

created May 07, 2012 | popularity not rated yet | comments 1 | with audio podcast

Magnetic testing process helps ensure reliability of microelectronic devices

(Phys.org) -- Taking advantage of the force generated by magnetic repulsion, researchers have developed a new technique for measuring the adhesion strength between thin films of materials used in microelectronic ...

Physics / Condensed Matter

created Apr 12, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Micromechanical mirror performs under pressure... of light

(Phys.org) -- A team of scientists from PML's Quantum Measurement Division has designed and tested a novel device that may lead to substantial progress in the new and fast-moving field of optomechanics.

Physics / General Physics

created Apr 06, 2012 | popularity 4.3 / 5 (3) | comments 10 | with audio podcast

Light-emitting nanocrystal diodes go ultraviolet: Biomedical device potential for robust, implantable product

(PhysOrg.com) -- A multinational team of scientists has developed a process for creating glass-based, inorganic light-emitting diodes (LEDs) that produce light in the ultraviolet range. The work, reported ...

Nanotechnology / Nanophysics

created Feb 24, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Engineers develop rapid, uniform dispersion method for carbon nanotubes in solutions and solids

(PhysOrg.com) -- Harnessing the power of carbon nanotubes could get considerably easier, thanks to an advance by engineers from the University of South Carolina and the University of Georgia.

Nanotechnology / Nanomaterials

created Feb 15, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Elemental 'cookbook' guides efficient thermoelectric combinations

A repository developed by Duke University engineers that they call a "materials genome" will allow scientists to stop using trail-and-error methods for combining electricity-producing materials called "thermoelectrics."

Physics / Condensed Matter

created Dec 14, 2011 | popularity 5 / 5 (2) | comments 0

New biosensor is based on a nanowire crystal array

(PhysOrg.com) -- A quick, inexpensive and highly sensitive test that identifies disease markers or other molecules in low-concentration solutions could be the result of a Cornell-developed nanomechanical biosensor, ...

Nanotechnology / Bio & Medicine

created Dec 09, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Giant piezoelectric effect to improve MEMS devices

Researchers in the Department of Materials Science and Engineering and the Materials Research Institute at Penn State are part of a multidisciplinary team of researchers from universities and national laboratories ...

Nanotechnology / Nanophysics

created Dec 02, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Special delivery: Nematode-infected insect cadavers

A custom-made machine for packaging mealworms infected with beneficial nematodes could improve the delivery, timing and use of the wormlike organisms as biological control agents.

Biology / Ecology

created Nov 22, 2011 | popularity not rated yet | comments 0

Putting the squeeze on batteries (w/ video)

People depend on lithium-ion batteries every day to power cellphones, laptops and other electronic devices, and perhaps one day to run cars. This video shows how Craig Arnold, an associate professor of mechanical ...

Technology / Energy & Green Tech

created Nov 22, 2011 | popularity 3 / 5 (2) | comments 1

Bristly particles could be boon for powerplants

Sometimes, a simple decision to try something unconventional can lead to a significant discovery.

Nanotechnology / Nanomaterials

created Oct 17, 2011 | popularity 5 / 5 (11) | comments 2 | with audio podcast

A new technique for understanding quantum effects in water

It covers over two thirds of our planet, is essential for life on Earth and its chemical formula is one of the few most people can name, but we still have much to learn about the structure of H2O. Now, scientists ...

Physics / Condensed Matter

created Oct 03, 2011 | popularity 5 / 5 (4) | comments 2

Study discovers amazing electrical properties in polymers

(PhysOrg.com) -- Crystals and ceramics pale when compared to a material researchers at Oak Ridge National Laboratory discovered that has 10 times their piezoelectric effect, making it suitable for perhaps hundreds of everyday ...

Chemistry / Polymers

created Sep 23, 2011 | popularity 4.9 / 5 (10) | comments 1 | with audio podcast

Do it yourself guy builds train detector to automatically shut bedroom window

(PhysOrg.com) -- In a nice display of can-do thinking leading to positive action, a guy by the name of Ed Rogers has devised a device that automatically shuts the window in his bedroom whenever a train passes ...

Technology / Hi Tech & Innovation

created Sep 16, 2011 | popularity 4.1 / 5 (7) | comments 1 | with audio podcast weblog