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

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發送短信 : Spin interference in Rashba metal ring in a time-dependent magnetic field