Text this: Low-energy-threshold deep-ultraviolet generation in a small-mode-area hollow-core fiber

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