This allows the phone to determine the location and movement on the surface, even for multi-point touch.
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The buoys, which measure movement on the surface, are linked to sensors, placed on the ocean floor to detect sea activity.
An optical mouse uses a beam of light and an optical sensor to detect movement over a surface -- there are no moving parts.
As the tip continued its movement across the surface, the antibody was snapped off the antigen and dragged along until it hit another receptive site.
The system is not only attractive and clever, but is also uniquely designed to fit on the relatively flat surface of a watch dial and movement.
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Had they seen New Zealand's earlier rain-affected victory over Zimbabwe, however, they would have noted how Tuesday's surface favoured the slower bowlers and that there was appreciable movement available for the spinners and seamers.
On the surface, they failed, as did Britain's Chartist movement between those years.
But a US official told the BBC the target had been a convoy carrying SA-17 surface-to-air missiles bound for the Shia militant movement Hezbollah in neighbouring Lebanon.
Their main finding was that a nerve impulse, now known as an action potential, is caused by the movement in opposite directions across the axon's surface membrane of sodium and potassium ions.
Arrayed against the interventionists were many high-ranking military officers and the America First movement, whose anti-Semitic strains came to the surface in a Lindbergh speech that left him discredited among many Americans who once glorified him.
It consisted of a 100-electrode panel about the size of a baby aspirin that was placed on the surface of the brain at a fold in the motor cortex where hand movement is controlled.
The movement to repeal the health care reform act in the U.S. merely touches the surface of a deeper problem.
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