Mechanical relay switches were the main devices at the dawn of the computer age 9. However, owing to limitations on their downsizing and operating speed, other devices have replaced them—first vacuum ...

The resistance and conductance of a battery are two parameters that can be used to determine the health of battery strings and identify failed cells. As the two different values have a such a close ...

Scientists from the University of Pittsburgh have discovered a new specialized phase of matter. By electrifying an interface made of lanthanum aluminate and strontium titanate, the researchers ...