Text this

Number:

Provider:

CAPTCHA:

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

Please enter what you see:

Text this: Conservation relations and anisotropic transmission resonances in one-dimensional PT-symmetric photonic heterostructures