發送短信 : Effect of small length scale on elastic buckling of multi-walled carbon nanotubes under radial pressure

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