Researchers from the University of Twente's CTIT research institute have developed a prototype lightweight panel that uses anti-noise to reduce noise levels inside aircraft. The panels can be used as a replacement for the ...
Engineering
May 8, 2013
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Using bundles of vertical zinc oxide nanowires, researchers have fabricated arrays of piezotronic transistors capable of converting mechanical motion directly into electronic controlling signals. The arrays could help give ...
Nanophysics
Apr 25, 2013
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(Phys.org) —Devices that harvest energy from the environment require specific environmental conditions; for instance, solar cells and piezoelectric generators require sunlight and mechanical vibration, respectively. Since ...
A novel rotary actuator provides greater torque, accuracy, and speed.
Engineering
Mar 25, 2013
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A*STAR's Institute of Materials Research and Engineering (IMRE) and Singapore's Hoestar PD Technology Pte Ltd are working to deploy wireless piezoelectric sensors that will track vibrations and stresses that affect the 'health' ...
Engineering
Mar 18, 2013
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Active systems in helicopter rotor blades can adapt the blades' aerodynamic properties to local airflow conditions. The use of such systems leads to lower fuel consumption, increased maximum speed and reduced noise and vibration. ...
Engineering
Mar 6, 2013
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(Phys.org)—Electromagnetic devices, from power drills to smart-phones, require an electric current to create the magnetic fields that allow them to function. But with smaller devices, efficiently delivering a current to ...
Nanophysics
Feb 25, 2013
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(Phys.org)—Taking an important step forward for self-powered systems, researchers have built a nanogenerator with an ultrahigh output voltage of 209 V, which is 3.6 times higher than the previous record of 58 V. The nanogenerator, ...
Even the most skilled and steady surgeons experience minute, almost imperceptible hand tremors when performing delicate tasks. Normally, these tiny motions are inconsequential, but for doctors specializing in fine-scale surgery, ...
Optics & Photonics
Sep 27, 2012
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Precision engineering requires accurate measurements and these are often made using co-ordinate measuring machines, or CMMs.
Engineering
Aug 31, 2012
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