Graphene Dyed Hair (IMAGE) Cell Press Caption This photo shows blond hairs before (up) and after (bottom) being dyed by a graphene-based pigment (structural model shown on top left). Credit Jiaxing Huang Usage Restrictions Credit Required License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.