發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : A2Bn-1PbnI3n+1 (A = BA, PEA; B = MA; n = 1, 2): engineering quantum-well crystals for high mass density and fast scintillators