發送短信 : Synthesis and reduction of large sized graphene oxide sheets

  ______     ___     ______      ___      _  _   
 /_   _//   / _ \\  |      \\   / _ \\   | \| || 
 `-| |,-   | / \ || |  --  //  | / \ ||  |  ' || 
   | ||    | \_/ || |  --  \\  | \_/ ||  | .  || 
   |_||     \___//  |______//   \___//   |_|\_|| 
   `-`'     `---`   `------`    `---`    `-` -`