Abstract: High-frequency operation of electrical machines leads to excessive AC losses in the windings due to skin and proximity effects. To mitigate these losses, multistrand windings or Litz wire ...

For two days, the patient lived as a human being with no lungs, stabilized by a machine that breathed and buffered his ...

If you are wondering whether Air Canada at around C$19.17 is a bargain or a value trap, you are not alone. This article walks through what the numbers actually say about the stock. Over the short term ...