發送短信 : Hierarchical 3D SERS substrates fabricated by integrating photolithographic microstructures and self-assembly of silver nanoparticles

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