About my contributions

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  • I use Fityk to fit XPS C 1s spectra of Diamond-like Carbon.
  • I read a lot of Liu Cixin's Science Fiction.

Without Signing-in

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Some but not all contributions of 60.190.58.162 and 210.72.19.250 are my work.

Guess that'a all.

Userboxes

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 This user trusts Wikipedia as a reliable source.
 This user has created a global account. L-hedgehog's main account is on Wikipedia (in Chinese).