The sensor operates by transmitting ultrasound generated by PMN-PT single-crystal 1–3 composites into blood vessels, analyzing the reflected echoes to measure the vascular diameter and calculating ...

THE Baptism of Christ, taken with the Epiphany, sets the pattern for each new year of our discipleship. Last week, the identity of the Christ-child was made known to the Gentiles, who stand for “the ...

Abstract: Prediction of sensor readings in event-based Internet-of-Things (IoT) applications is considered. A new approach is proposed, which allows turning off sensors in periods when their readings ...

Abstract: Sensors are widely used to monitor the urban environment and human activities. Due to the nature of chemical sensors, they suffer seriously to the environment. Especially for PID sensors, ...