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This. There was a paper published recently[1], and a writeup in Nature[2] about it, which tested 60 different suppliers of graphene and found virtually all of t
by cosmie 8y ago
This. There was a paper published recently[1], and a writeup in Nature[2] about it, which tested 60 different suppliers of graphene and found virtually all of them were junk and didn't match the ISO definition of graphene (i.e. 10 or fewer layers of atoms).
[1] https://doi.org/10.1002/adma.201803784 https://doi.org/10.1002/adma.201803784
[2] https://www.nature.com/articles/d41586-018-06939-4 https://www.nature.com/articles/d41586-018-06939-4
- ajuc 8y agoThis is a study about graphene produced by liquid‐phase exfoliation. The company I linked produces graphene of supposedly better quality by chemical vapour deposition. It apparently still isn't the kind we want (because otherwise they would be much more famous and rich).