Additional Information. How to Cite. Liu, K., Hsin, C.-L., Fu, D., Suh, J., Tongay, S., Chen, M., Sun, Y., Yan, A., Park, J., Yu, K. M., Guo, W., Zettl, A., Zheng, H., Chrzan, D. C. and Wu, J. (2015), Self-Passivation of Defects: Effects of High-Energy Particle Irradiation on the Elastic Modulus of Multilayer Graphene. Adv. Mater.. doi:?10.1002/adma.201501752. Author Information. 1 Department of Materials Science and Engineering, University of California, Berkeley, CA, USA 2 School of Mater...