Engineers at the Japanese electronics and materials company Kyocera have developed a tiny optical sensor for measuring blood-flow – and are investigating wearable technology applications ahead of a ...
Recent advances in flow sensing have resulted in more accurate, durable, and economical meters. Increasingly important is the ability to interface meters with a computer for instantaneous flow readout ...
The Doppler effect, discovered in 1842 by Christian Doppler, is familiar to most of us; stationary observers of waves such as sound waves will see wavelengths that depend on the relative motion ...