Text this

Number:

Provider:

CAPTCHA:

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

Please enter what you see:

Text this: Photovoltaic performances of Cu<inf>2-x</inf>Te sensitizer based on undoped and indium<sup>3+</sup>-doped TiO<inf>2</inf> photoelectrodes and assembled counter electrodes