Text this: Effect of Ag-doping on crystal structure and high temperature thermoelectric properties of c-axis oriented Ca3Co4O9 thin films by pulsed laser deposition

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