Using sensors to record sound waves, Drexel engineers John DeVitis (left) and K I M Iqbal (right) can determine if water service lines leading to homes on Osage Avenue in Philadelphia are made of lead ...
LOWCOUNTRY, S.C. (WCIV) — Flooding is one thing that residents can count on here in the Lowcountry, whether it’s coastal flooding with high tide cycles or freshwater flooding after heavy rain or ...
A recent study showed that it is possible to discern the composition of a buried pipe by striking an accessible portion of it and monitoring the sound waves that reach the surface. This method could ...
IIHR research associate Tom Stoeffler checks the sensor unit for a nitrate sensor at Waterworks Prairie Park in Iowa City on Sept. 11. The state’s automated network of sensors allows for monitoring of ...
As any percussionist or fidgety pen-tapper can tell you, different materials make different noises when you hit them. Researchers at Drexel University hope this foundational acoustic phenomenon could ...
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