Abstract: Analytical expression of transmission for the orbital angular momentum (OAM) communication using loop antenna arrays and paraboloids is derived to achieve a communication distance of 100 m.

Abstract: Based on the strong demand for independent control and the improvement of domestic databases, database localization has become an inevitable trend. In the process of migrating Oracle ...

President Donald Trump made another careful descent of the Air Force One stairs Friday afternoon following his arrival in Palm Beach, Florida, this time clutching Melania’s hand all the way down.

The head of the U.K.’s leading architecture body has unveiled a radical vision for a vast circular city linking Britain and Ireland through a single high‑speed rail network. Newsweek contacted the ...