The field equivalence principle, one of the fundamental concepts in electromagnetics, has numerous applications. However, for a beginning student, it is not easy to understand this concept thoroughly ...

Patch antennas incorporating a U-shaped slot are well-known to have relatively large (about 30%) impedance bandwidths. This work uses characteristic mode analysis (CMA) to explain the impedance ...

Our Leadership Principles describe how Amazon does business, how leaders lead, and how we keep the customer at the center of our decisions. Our unique Amazon culture, described by our Leadership ...

The period after President Trump announced the cease-fire was muddied by time zone differences, unclear wording in statements and continuing strikes.

The Uncertainty Principle is a cornerstone of quantum physics, illustrating the inherent limitations in measuring complementary properties simultaneously.