Quantum plasmon enhanced nonlinear wave mixing in graphene nanoflakes
Hanying Deng(邓寒英), Changming Huang(黄长明), Yingji He(何影记), and Fangwei Ye(叶芳伟)
Chin. Phys. B . 2021, (4): 44213 .  DOI: 10.1088/1674-1056/abea8d