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

Sensors and Diagnostics is a gold open-access journal publishing innovative and high-impact research on sensing technologies and diagnostic systems. The journal focuses on studies that explore novel ...

Solar background and multiple scattering degrade the profiling depth and ocean-color parameter retrieval of ocean LiDAR. Our anti-interference circularly polarized LiDAR effectively suppresses these ...