Give your Cummins serious power and personality with these 13 upgrade mods, from intake and exhaust to fuel, tuning, clutches ...

We proposed and demonstrated an optical component-free dual-gas quartz-enhanced photoacoustic spectroscopy (QEPAS) sensor. Two mid-infrared interband cascade lasers (ICLs) emitting at 4.59 μm were ...

Accurate ammonia detection is critical for areas such as environmental monitoring, medical diagnostics, and industrial safety. Existing commercial gas sensors struggle with poor sensitivity, ...

This study proposes the modeling and fabrication of MEMS devices based on the standard Polysilicon Multi-Users MEMS Process (PolyMUMPs) for acetone gas detection. Titanium dioxide (O2 ) nanoparticles ...