3D Freeze-Casting of Cellular Graphene Films for Ultrahigh-Power-Density Supercapacitors Shao, Yuanlong ; El-Kady, Maher F. ; Lin, Cheng-Wei ; Zhu, Guanzhou ; Marsh, Kristofer L. ; Hwang, Jee Youn ; Zhang, Qinghong ; Li, Yaogang ; Wang, Hongzhi ; Kaner, Richard B. Abstract Publication: Advanced Materials Pub Date: August 2016 DOI: 10.1002/adma.201506157 Bibcode: 2016AdM....28.6719S