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Search results for micromachines

Nanophysics Jun 18, 2008

Trap and zap: Harnessing the power of light to pattern surfaces on the nanoscale

Princeton engineers have invented an affordable technique that uses lasers and plastic beads to create the ultrasmall features that are needed for new generations of microchips.

General Âé¶¹ÒùÔºics May 8, 2008

New technique measures ultrashort laser pulses at focus

Lasers that emit ultrashort pulses of light are used for numerous applications including micromachining, microscopy, laser eye surgery, spectroscopy and controlling chemical reactions. But the quality of the results is limited ...

Engineering Apr 9, 2008

Wireless EEG system self-powered by body heat and light

In the framework of Holst Centre, IMEC has developed a battery-free wireless 2-channel EEG (electroencephalography or monitoring of brain waves) system powered by a hybrid power supply using body heat and ambient light. The ...

Feb 18, 2008

New transportation technology for microcargoes

Scientists in Japan are reporting the discovery of a new transportation technology for moving ultra-small cargoes in the coming generation of micromachines and laboratories-on-a-chip. The report by Kenichi Yoshikawa and colleagues ...

General Âé¶¹ÒùÔºics 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 Âé¶¹ÒùÔºics Jun 18, 2007

Âé¶¹ÒùÔºicist 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 ...

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