Text this: Investigation on zinc oxide coated carbon nanotube : flexible piezoelectric generator

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