1. A tunable and sizable bandgap of a g-C3N4/graphene/g-C3N4 sandwich heterostructure: a van der Waals density functional study. Issue 15 (3rd April 2017) Authors: Dong, M. M.; He, C.; Zhang, W. X. Journal: Journal of materials chemistry Issue: Volume 5:Issue 15(2017) Page Start: 3830 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗