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19962026
most citedAn Overview of Signal Processing Techniques for RIS/IRS-aided Wireless Systems

792 citations

Showing cond-mat.mes-hallShow all

11 papers · 1 filter

cond-mat.mes-hall2020★ 27 cited

Fermi velocity renormalization in graphene probed by terahertz time-domain spectroscopy

Patrick R. Whelan, Qian Shen, Binbin Zhou +13

We demonstrate terahertz time-domain spectroscopy (THz-TDS) to be an accurate, rapid and scalable method to probe the interaction-induced Fermi velocity renormalization νF^* of cha…

cond-mat.mes-hall2020★ 146 cited

Artificial Multiferroics and Enhanced Magnetoelectric Effect in van der Waals Heterostructures

Yan Lu, Ruixiang Fei, Xiaobo Lu +3

Multiferroic materials with coupled ferroelectric and ferromagnetic properties are important for multifunctional devices due to their potential ability of controlling magnetism via…

cond-mat.mes-hall2016★ 14 cited

Enhanced circular photogalvanic effect in HgTe quantum wells in the heavily inverted regime

Jun Li, Wen Yang, Jiang-Tao Liu +3

Thanks to the strong spin-orbit interaction (SOI), HgTe-based quantum wells (QWs) exhibit very rich spin-related properties. But the full descriptions of them are beyond the simple…

cond-mat.mes-hall2013★ 20 cited

Gate-tunable nearly total terahertz absorption in graphene with resonant metal back reflector

Jiang-Tao Liu, Nian-Hua Liu, Li Wang +2

The gate-tunable terahertz (THz) absorption of graphene layers with a resonant metal back reflector (RMBF) is theoretically investigated. We demonstrate that the THz absorption of…

cond-mat.mes-hall2012★ 8 cited

Verification of Γ symmetry assignment for the top valence band of ZnO by magneto-optical studies of the free A exciton state

Lu Ding, Chunlei Yang, Hongtao He +5

The circularly-polarized and angular-resolved magneto-photoluminescence spectroscopy was carried out to study the free A exciton 1S state in wurtzite ZnO at 5 K.

cond-mat.mes-hall2012★ 4 cited

Spin-polarized current separator based on a fork-shaped Rashba nanostructure

Xianbo Xiao, Yuguang Chen

A scheme for a spin-polarized current separator is proposed by studying the spin-dependent electron transport of a fork-shaped nanostructure with Rashba spin-orbit coupling (SOC),…

cond-mat.mes-hall2012★ 6 cited

Spin-dependent electron transport in a Rashba quantum wire with rough edges

Xianbo Xiao, Huili Li, Guanghui Zhou +1

We investigate theoretically the spin-dependent electron transport in a Rashba quantum wire with rough edges. The charge and spin conductances are calculated as function of the ele…

cond-mat.mes-hall2012★ 2 cited

Local spin polarisation of electrons in Rashba semiconductor nanowires: effects of the bound state

X. B. Xiao, F. Li, Y. G. Chen +1

The local spin polarisation (LSP) of electrons in two typical semiconductor nanowires under the modulation of Rashba spin-orbit interaction (SOI) is investigated theoretically. The…

cond-mat.mes-hall2011★ 601 cited

Self-retracting motion of graphite micro-flakes: superlubricity in micrometer scale

Ze Liu, Jefferson Zhe Liu, Jiarui Yang +4

Through experimental study, we reveal superlubricity as the mechanism of self-retracting motion of micrometer sized graphite flakes on graphite platforms by correlating respectivel…

cond-mat.mes-hall2011★ 297 cited

Interlayer binding energy of graphite -- A direct experimental determination

Ze Liu, Jefferson Zhe Liu, Yao Cheng +1

Despite interlayer binding energy is one of the most important material properties for graphite, there is still lacking report on its direct experimental determination. In this pap…

cond-mat.mes-hall2010★ 14 cited

Effects of optical fields on the tunneling time of chiral electrons in graphene

Jiang-Tao Liu, Fu-Hai Su, Hai Wang +1

The influences of optical fields on the tunneling time in graphene are investigated in real time using the finite-difference time-domain method. The tunneling time of electrons irr…