أرسل هذا في رسالة قصيرة: A compact 2 degree-of-freedom energy harvester with cut-out cantilever beam

 _    _     _____    _    _    __   __    _  _   
| \  / ||  |  ___|| | \  / ||  \ \\/ //  | \| || 
|  \/  ||  | ||__   |  \/  ||   \ ` //   |  ' || 
| .  . ||  | ||__   | .  . ||    | ||    | .  || 
|_|\/|_||  |_____|| |_|\/|_||    |_||    |_|\_|| 
`-`  `-`   `-----`  `-`  `-`     `-`'    `-` -`