We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

If you are considering plugging into the electric vehicle revolution but worry about the potential hassles and uncertainties of charging on the road, a plug-in hybrid electric vehicle (PHEV, for short ...

Plug Power Inc (NASDAQ: PLUG) shares are trading sharply higher Friday afternoon, with the stock up about 13% to roughly $2.24, extending a week-long rebound. Here’s what investors need to know.

Abstract: Plasma jets have broad application in the fields of sterilization and material processing. In recent years, studies have shown that adding a small amount of active gas into a single inert ...

Abstract: Aiming at the demand of oxygen partial pressure measurement in aerospace and aviation, a tunable diode laser absorption spectroscopy (TDLAS) technique is proposed to realize the oxygen ...

A mucus plug protects the cervix from bacteria during pregnancy. Losing a mucus plug can indicate the start of labor. Contact your doctor if you lose your mucus plug before 37 weeks. A mucus plug is a ...