ATHENS, Greece — Rock star Rod Stewart paused his concert last weekend to tell a fan to leave the show because the singer said the person was spoiling the night for others. Stewart was performing in ...

Mohsen Baqery is a Guide Staff Writer from Turkey. With a passion for gaming that borders on obsession, Mohsen thrives on guiding fellow gamers through the most challenging obstacles while exploring ...

Abstract: Accurate characterization of keyhole pool behavior is important to improve the penetration recognition and quality detection during the variable polarity plasma arc welding (VPPAW) of ...

Several welding processes, or their variations, are used for the deposition of material on a surface, aiming at the recovery of worn parts or for the formation of a coating with special ...