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Search results for micromachines

General Physics Nov 2, 2007

Light-powered micro-machines to advance telecommunications

A new theory developed at MIT could lead to "smart" optical microchips that adapt to different wavelengths of light, potentially advancing telecommunications, spectroscopy and remote sensing.

Nanophysics Aug 9, 2007

Researchers directly deposit gold nanoparticles in suspension

The delivery, manipulation and assembly of functional materials such as metal nanoparticles into predefined architectures and patterns is of great interest in nanotechnology. Nanoscale patterns of nanoparticles have the potential ...

Engineering Jul 19, 2007

Sensors may monitor aircraft for defects continuously

Networks of sensors mounted on commercial aircraft might one day check continuously for the formation of structural defects, possibly reducing or eliminating scheduled aircraft inspections.

Engineering Jun 27, 2007

Tactile sensor acts as a human finger in minimally invasive surgery

Researchers have designed a millimeter-sized sensor that has many of the tactile abilities of a human finger: it can sense the magnitude and the position of an applied force, slippage of a grasping tool, and the softness ...

Electronics & Semiconductors Jun 21, 2007

IMEC reports 40 microwatt from micromachined piezoelectric energy harvester

IMEC has fabricated an energy harvester to generate energy from mechanical vibrations by using micromachining technology. The harvester comes together with a model which can be used to optimize the device during design. Output ...

General Physics Jun 18, 2007

Physicist demonstrates how light can be used to remotely operate micromachines

A research team led by Umar Mohideen, a physicist at the University of California, Riverside, has demonstrated in the laboratory that the Casimir force – the small attractive force that acts between two close parallel uncharged ...

General Physics Jun 4, 2007

A sound way to turn heat into electricity

University of Utah physicists developed small devices that turn heat into sound and then into electricity. The technology holds promise for changing waste heat into electricity, harnessing solar energy and cooling computers ...

Nanophysics May 31, 2007

Physicist demonstrates how light can be used to remotely operate micromachines

A research team led by Umar Mohideen, a physicist at the University of California, Riverside, has demonstrated in the laboratory that the Casimir force – the small attractive force that acts between two close parallel uncharged ...

General Physics May 11, 2007

Tiny spectrometer offers precision laser calibration

A tiny device for calibrating or stabilizing precision lasers has been designed and demonstrated at the National Institute of Standards and Technology. The prototype device could replace table-top-sized instruments used for ...

May 10, 2007

Wild wheat shows its muscles

A grain of wild wheat has everything required for plant propagation - even tools for drilling into the soil. It uses its two awns for this: in the dry daytime air, these bristles bend outwards. At night, dampened by the dew, ...

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