A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

Abstract: A novel extrinsic Fabry–Perot interferometric (EFPI) ultrasonic sensor is developed that can detect ultrasonic signals of partial discharge (PD) in high-voltage electrical equipment under ...

Julia is the associate news editor for Health, where she edits and publishes news articles on trending health and wellness topics. Her work has been featured in The Heights, an independent student ...

The "Shelf-life Testing Market - Global Forecast 2025-2032" report has been added to ResearchAndMarkets.com's offering.

A small SUV is a great choice if you want a vehicle that is practical, comfortable and versatile enough to handle anything from daily driving to multi-day road trips. Available all-wheel drive, good ...

Background: Maximal oxygen uptake is a powerful prognostic indicator and a reliable measure of physical conditioning. It can be measured directly by cardiopulmonary exercise testing (CPET) or ...

Abstract: Transmission lines exposed to outdoors are susceptible to damage from environmental erosion, so regular defect inspection is required to ensure operational safety and stability for their ...