發送短信 : Aspects of symmetry and topology in the charge density wave phase of 1T–TiSe2

 _    _      ___     _    _      ___     _    _   
| |  | ||   / _ \\  | \  / ||   / _ \\  | \  / || 
| |/\| ||  / //\ \\ |  \/  ||  | / \ || |  \/  || 
|  /\  || |  ___  ||| .  . ||  | \_/ || | .  . || 
|_// \_|| |_||  |_|||_|\/|_||   \___//  |_|\/|_|| 
`-`   `-` `-`   `-` `-`  `-`    `---`   `-`  `-`