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RE: Researchers Uncover Faster Way To Make Graphene
The part that mentioned something that happened a year ago is a second story within this article. The top part of it discusses something that happened last week.
Upon further searching, I did find an article similar to this one from the same lab from June 2015. Is that what you're talking about?
http://www.exeter.ac.uk/news/research/title_458057_en.html
I added an edit to the original comment, and I found the date of this study, Dec7th: http://iopscience.iop.org/article/10.1088/2053-1583/4/1/011010/meta