Variation of Zigzag Pattern (IMAGE) Friedrich-Alexander-Universität Erlangen-Nürnberg Caption The much sought-after zigzag pattern can be found either in staggered rows of honeycombs (blue and purple) or four-limbed stars surrounding a central point of four graphene honeycombs (red and green). Credit Image: FAU/Konstantin Amsharov Usage Restrictions None 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.