"As I was writing these songs, I felt a gentleness of the nylon string throughout. I wanted something that was really gentle, ...

Johnny Cash was just weeks away from death and visibly frail when he took the stage for the final public performance of his lifetime on July 5, 2003, but he still had the defiant spirit that had ...

Abstract: Recently, nondestructive leak detection of buried pipes by acoustic approaches has attracted extensive attention from operating units. Although the practical cost of hydrophone is far lower ...