322 citations · 950 across the 14 of their papers we have counts for
14 papers
Study of electron emission from 1D nanomaterials under super high field
Chi Li, Ke Chen, Mengxue Guan +9
Photoemission driven by a strong electric field of near-infrared or visible light, referred to as strong-field photoemission, produces attosecond electron pulses that are synchroni…
Quantum hydrodynamic modeling of edge modes in chiral Berry plasmons
Ya Zhang, Feng Zhai, Bin Guo +2
A quantum hydrodynamic model is used to study the edge modes of chiral Berry plasmons. The transcendental equation of the dispersion relation is solved nonlinearly and semi-analyti…
Ultrafast field-driven monochromatic photoemission from carbon nanotubes
Chi Li, Xu Zhou, Feng Zhai +9
Ultrafast electron pulses, combined with laser-pump and electron-probe technologies, allow for various forms of ultrafast microscopy and spectroscopy to elucidate otherwise challen…
Bending Strain Engineering of Spin Transport in Quantum Spin Hall Systems: Topological Nano-mechanospintronics
Bing Huang, Kyung-Hwan Jin, Bin Cui +3
Quantum spin Hall (QSH) system can exhibit exotic spin transport phenomena, mediated by its topological edge states. Here a novel concept of bending strain engineering to tune the…
Far-field nanoscale infrared spectroscopy of vibrational fingerprints of molecules with graphene plasmons
Hai Hu, Xiaoxia Yang, Feng Zhai +5
Infrared spectroscopy, especially for molecular vibrations in the fingerprint region between 600 and 1500 cm-1, is a powerful characterization method for bulk materials. However, m…
Electronic and magneto-optical properties of monolayer phosphorene quantum dots
Rui Zhang, X. Y. Zhou, D. Zhang +3
We theoretically investigate the electronic and magneto-optical properties of rectangular, hexangular, and triangular monolayer phosphorene quantum dots (MPQDs) utilizing the tight…
Ultralong Lifetime Plasmons on Picosecond Time Scale Enabled by Hybrid Plasmon-Phonon Polaritons
Xiaoxia Yang, Feng Zhai, Hai Hu +4
Graphene plasmonics is of great interest for compact optical devices working in broad frequency domains with ultrahigh speed and very low energy consumption. However, graphene plas…
Landau levels and magneto-transport property of monolayer phosphorene
X. Y. Zhou, R. Zhang, J. P. Sun +7
We investigate theoretically the Landau levels (LLs) and magneto-transport properties of phosphorene under a perpendicular magnetic field within the framework of the effective \tex…
Standard form of the scattering matrix for time reversal symmetric system
Yongjin Jiang, Xiaoli Lu, Feng Zhai
In this paper, we present the standard form of the scattering matrix of mesocopic system with spin-orbital coupling which preserves time reversal symmetry. We found some analytical…
Electronic transmission in Graphene suppressed by interlayer interference
Daniel Valencia, Jun-Qiang Lu, Jian Wu +3
We investigate electronic transport property of a graphene monolayer covered by a graphene nanoribbon. We demonstrate that electronic transmission of a monolayer can be reduced whe…
Generation of a fully valley-polarized current in bulk graphene
Yu Song, Feng Zhai, Yong Guo
The generation of a fully valley-polarized current (FVPC) in bulk graphene is a fundamental goal in valleytronics. To this end, we investigate valley-dependent transport through a…
Connectivity of edge and surface states in topological insulators
Yongjin Jiang, Feng Lu, Feng Zhai +2
The edge states of a two-dimensional quantum spin Hall (QSH) insulator form a one-dimensional helical metal which is responsible for the transport property of the QSH insulator. Co…
Valley-dependent Brewster angles and Goos-Hanchen effect in strained graphene
Zhenhua Wu, F. Zhai, F. M. Peeters +2
We demonstrate theoretically how local strains in graphene can be tailored to generate a valley polarized current. By suitable engineering of local strain profiles, we find that el…
Spin current diode based on an electron waveguide with spin-orbit interaction
F. Zhai, K. Chang, H. Q. Xu
We propose a spin current diode which can work even in a small applied bias condition (the linear-response regime). The prototypal device consists of a hornlike electron waveguide…