277 citations · 1.4k across the 14 of their papers we have counts for
14 papers
Graph Convolutional Neural Networks for Polymers Property Prediction
Minggang Zeng, Jatin Nitin Kumar, Zeng Zeng +3
A fast and accurate predictive tool for polymer properties is demanding and will pave the way to iterative inverse design. In this work, we apply graph convolutional neural network…
A new form of (unexpected) Dirac fermions in the strongly-correlated cerium monopnictides
Nasser Alidoust, A. Alexandradinata, Su-Yang Xu +14
Discovering Dirac fermions with novel properties has become an important front in condensed matter and materials sciences. Here, we report the observation of unusual Dirac fermion…
Topological semimetals and topological insulators in rare earth monopnictides
Minggang Zeng, Chen Fang, Guoqing Chang +5
We use first principles calculations to study the electronic properties of rock salt rare earth monopnictides La (N, P, As, Sb, Bi). A new type of topological band crossing…
Efficient spin injection into graphene through a tunnel barrier: overcoming the spin conductance mismatch
Qingyun Wu, Lei Shen, Zhaoqiang Bai +4
Employing first-principles calculations, we investigate efficiency of spin injection from a ferromagnetic (FM) electrode (Ni) into graphene and possible enhancement by using a barr…
Observation of metallic surface states in the strongly correlated Kitaev-Heisenberg candidate Na2IrO3
Nasser Alidoust, Chang Liu, Su-Yang Xu +11
We report high-resolution angle-resolved photoemission spectroscopy measurements on the honeycomb iridate Na2IrO3. Our measurements reveal the existence of a metallic surface band…
Mn-doped Thiolated Au Nanoclusters: Atomic Configuration, Magnetic Properties, and A Possible High-performance Spin Filter
Miao Zhou, Yongqin Cai, Minggang Zeng +2
We report an \emph{ab inito} investigation on the ground-state atomic configuration, electronic structures, magnetic and spin-dependent transport properties of Mn-doped Au n…
Thermal Stability and Electrical Control of Magnetization of Heusler/Oxide Interface and Non-collinear Spin Transport of Its Junction
Zhaoqiang Bai, Lei Shen, Yongqing Cai +4
Towards next-generation spintronics devices, such as computer memories and logic chips, it is necessary to satisfy high thermal stability, low-power consumption and high spin-polar…
Simultaneous Magnetic and Charge Doping of Topological Insulators with Carbon
Lei Shen, Minggang Zeng, Yunhao Lu +2
A two-step doping process, magnetic followed by charge or vice versa, is required to produce insulating massive surface states in topological insulators for many physics and device…
Adsorbate and defect effects on electronic and transport properties of gold nanotubes
Yongqing Cai, Miao Zhou, Minggang Zeng +2
First-principles calculations have been performed to study the effects of adsorbates (CO molecules and O atoms) and defects on electronic structures and transport properties of Au…
Observation of Long Spin Relaxation Times in Bilayer Graphene at Room Temperature
T. -Y. Yang, J. Balakrishnan, F. Volmer +10
We report on the first systematic study of spin transport in bilayer graphene (BLG) as a function of mobility, minimum conductivity, charge density and temperature. The spin relaxa…
Graphene-based spintronic components
Minggang Zeng, Lei Shen, Haibin Su +3
A major challenge of spintronics is in generating, controlling and detecting spin-polarized current. Manipulation of spin-polarized current, in particular, is difficult. We demonst…
Perfect spin-fillter and spin-valve in carbon atomic chains
M. G. Zeng, L. Shen, Y. Q. Cai +2
We report ab initio calculations of spin-dependent transport in single atomic carbon chains bridging two zigzag graphene nanoribbon electrodes. Our calculations show that carbon at…
Electron Transport Properties of Atomic Carbon Nanowires between Graphene Electrodes
L. Shen, M. G. Zeng, S. W. Yang +3
Long, stable and free-standing linear atomic carbon wires have been carved out from graphene recently [Meyer et al: Nature (London) 2008, 454, 319; Jin et al: Phys: Rev: Lett: 2009…
Gate-controlled non-volatile graphene-ferroelectric memory
Yi Zheng, Guang-Xin Ni, Chee-Tat Toh +4
In this letter, we demonstrate a non-volatile memory device in a graphene FET structure using ferroelectric gating. The binary information, i.e. "1" and "0", is represented by the…