News tagged with sensor technologies

Wireless network detects falls by the elderly

University of Utah electrical engineers have developed a network of wireless sensors that can detect a person falling. This monitoring technology could be linked to a service that would call emergency help for the elderly ...

dateSep 09, 2013 in Engineering
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Scientists push and pull droplets with graphene

Scientists at the U.S. Naval Research Laboratory (NRL) have moved liquid droplets using long chemical gradients formed on graphene. The change in concentration of either fluorine or oxygen formed using a simple plasma-based ...

dateSep 12, 2013 in Nanophysics
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