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

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Text this: Piezoelectricity : evolution and future of a technology