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

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發送短信 : Band offsets at GaInP/AlGaInP(001) heterostructures lattice matched to GaAs