length & time – Cal Lab Magazine

Speed-of-Sound Measurements in Liquids Using Time-of-Flight Sensors

May 20, 2014 Office

by Christoph von Rohden Potentials and limitations of commercial sensors for in-situ speed-of-sound measurements in liquids working with the time-of-flight principle are discussed on the basis of laboratory investigations and an extended sensor calibration in […]

NIST Goes the Distance for the Olympics

June 27, 2012 Office

In yet another Olympian feat of measurement, researchers at the National Institute of Standards and Technology (NIST) recently calibrated a tape that will be used to measure out the distance of this summer’s Olympic marathon—a […]