Moontanman Posted December 2, 2008 Report Posted December 2, 2008 The Perfect Nanoballoon: How Ultrathin 'Graphene' Carbon Sheets Keep Everything InsideScienceDaily (Nov. 28, 2008) — Airtight containers are not always so airtight. As any child will discover the day after a birthday party, even a tightly tied helium balloon will leak its gas out over the course of many hours. Now scientists have come up with a supremely efficient barrier that lets nothing in or out. The Perfect Nanoballoon: How Ultrathin 'Graphene' Carbon Sheets Keep Everything Inside Quote
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