A major challenge is how to change the air jet direction without a large resistance to the flow, which reduces the reaction force induced by the air jet. We propose a nozzle whose outlet is connected ...

A miniature, handheld mass spectrometer, based on the rectilinear ion trap mass analyzer, has been applied to air monitoring for traces of toxic compounds. The instrument is battery-operated, ...

all driven only by the flow of air. And it does all that with no brain at all. “I was in a lab, working on another project, and had to bend a tube to stop air from going through it. The tube ...