Text this: Characterization of oxide interface charges in trench field stop IGBT

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