Abstract: An automated track monitoring system intended to improve railroad safety is presented in this project. The device uses a GPS module and an ultrasonic sensor to track conditions and identify ...
Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.
Abstract: Here, a compact multigas sensor using tunable diode laser absorption spectroscopy (TDLAS) combined with the spectral matrix compensation (SMC) method is developed. Each gas measurement unit, ...
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