Optical illusion puzzles are known to be fun and fascinating brain challenges that are designed in such a manner that they play tricks on your eyes as well as minds. These puzzles can make you see ...

Abstract: A double integral operation is required to obtain gain in an array antenna in general, and only an omnidirectional antenna is represented in a closed form. In this letter, as a result of ...

Abstract: Maximum power point (MPP) tracking algorithms have always been at the forefront in photovoltaic (PV) systems to counter the nonlinearity caused by PV arrays and, thereby, harvest maximum ...

Experts stress that keeping records and making prompt police reports are important after a theft or if your timepiece is missing. By Rachel Felder When Jasper Lijfering, a vintage watch dealer in ...