Text this: Thickness-dependent patterning of MoS2 sheets with well-oriented triangular pits by heating in air

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