377 citations · 2.1k across the 34 of their papers we have counts for
34 papers
Magnetism and berry phase manipulation in an emergent structure of perovskite ruthenate by (111) strain engineering
Zhaoqing Ding, Xuejiao Chen, Zhenzhen Wang +14
The interplay among symmetry of lattices, electronic correlations, and Berry phase of the Bloch states in solids has led to fascinating quantum phases of matter. A prototypical sys…
Tuning the Magnetism in Ultrathin CrxTey Films by Lattice Dimensionality
Guangyao Miao, Minghui Gu, Nuoyu Su +7
Two-dimensional (2D) magnetic transition metal compounds with atomic thickness exhibit intriguing physics in fundamental research and great potential for device applications. Under…
Selenium / Tellurium Two-Dimensional Structures: from Isovalent Se Dopants in Te to Atomically Thin Se Films
Guangyao Miao, Nuoyu Su, Ze Yu +7
Two-dimensional (2D) elemental semiconductors have great potential for device applications, but their performance is limited by the lack of efficient doping methods. Here, combinin…
Dramatic Plasmon Response to the Charge-Density-Wave Gap Development in
Zijian Lin, Cuixiang Wang, A. Balassis +8
1T-TiSe2 is one of the most studied charge density wave (CDW) systems, not only because of its peculiar properties related to the CDW transition, but also due to its status as a pr…
Engineered Kondo screening and nonzero Berry phase in SrTiO3/LaTiO3/SrTiO3 heterostructures
Fang Yang, Zhenzhen Wang, Yonghe Liu +12
Controlling the interplay between localized spins and itinerant electrons at the oxide interfaces can lead to exotic magnetic states. Here we devise SrTiO3/LaTiO3/SrTiO3 heterostru…
Geometric Effect of High-Resolution Electron Energy Loss Spectroscopy on the Identification of Plasmons: An Example of Graphene
Jiade Li, Zijian Lin, Guangyao Miao +7
High-resolution electron energy loss spectroscopy (HREELS) is one of the most powerful methods to detect the dispersion of plasmons. However, we find that in the HREELS measurement…
Topologically Nontrivial Interband Plasmons in Type-II Weyl Semimetal MoTe
Xun Jia, Maoyuan Wang, Dayu Yan +7
In many realistic topological materials, more than one kind of fermions contribute to the electronic bands crossing the Fermi level, leading to various novel phenomena. Here, using…
Polar Rectification Effect in Electro-Fatigued SrTiO3 Based Junctions
Xueli Xu, Hui Zhang, Zhicheng Zhong +13
Rectifying semiconductor junctions are crucial to electronic devices. They convert alternating current into direct one by allowing unidirectional charge flows. In analogy to the cu…
Broad-Spectral-Range Sustainability and Controllable Excitation of Hyperbolic Phonon Polaritons in -MoO3
Weikang Dong, Ruishi Qi, Tiansheng Liu +8
Hyperbolic phonon polaritons (HPhPs) in orthorhombic-phase molybdenum trioxide (-MoO3) show in-plane hyperbolicity, great wavelength compression and ultra-long lifetime, therefo…
Electron-phonon Coupling and Kohn Anomaly due to the Floating 2D Electronic Bands on the Surface of ZrSiS
Siwei Xue, Tiantian Zhang, Changjiang Yi +7
ZrSiS, an intriguing candidate of topological nodal line semimetals, was discovered to have exotic surface floating two-dimensional (2D) electrons [Phys. Rev. X 7, 041073 (2017)],…
Superconductivity of the FeSe/SrTiO3 Interface in the View of BCS-BEC Crossover
Shuyuan Zhang, Guangyao Miao, Jiaqi Guan +6
In paired Fermi systems, strong many-body effects exhibit in the crossover regime between the Bardeen-Cooper-Schrieffer (BCS) and the Bose-Einstein condensation (BEC) limits. The c…
Real-Space Investigation of the Charge Density Wave in VTe2 Monolayer with Rotational and Mirror Symmetries Broken
Guangyao Miao, Siwei Xue, Bo Li +5
Recently the charge density wave (CDW) in vanadium dichalcogenides have attracted increasing research interests, but a real-space investigation on the symmetry breaking of the CDW…
Flat AgTe Honeycomb Monolayer with Topologically Nontrivial States
Bing Liu, Jian Liu, Guangyao Miao +9
The intriguing properties, especially Dirac physics in graphene, have inspired the pursuit of two-dimensional materials in honeycomb structure. Here we achieved a monolayer transit…
Dynamic interfacial polaron enhanced superconductivity of FeSe/SrTiO3
Shuyuan Zhang, Tong Wei, Jiaqi Guan +8
The observation of substantially enhanced superconductivity of single-layer FeSe films on SrTiO3 has stimulated intensive research interest. At present, conclusive experimental dat…
Probing lattice vibration at surface and interface of SiO/Si with nanometer resolution
Yuehui Li, Mei Wu, Ning Li +6
Recent advances in monochromatic aberration corrected electron microscopy make it possible to detect the lattice vibration with both high-energy resolution and high spatial resolut…
Strain-induced Defect Superstructure on the SrTiO3(110) Surface
Zhiming Wang, Fengmiao Li, Sheng Meng +4
We report on a combined scanning tunneling microscopy and density functional theory calculation study of the SrTiO3(110)-(4 x 1) surface. It is found that antiphase domains are for…
Lattice Dynamics of Ultrathin FeSe Films on SrTiO3
Shuyuan Zhang, Jiaqi Guan, Yan Wang +14
Charge transfer and electron-phonon coupling (EPC) are proposed to be two important constituents associated with enhanced superconductivity in the single unit cell FeSe films on ox…
Reconstruction-Stabilized Epitaxy of LaCoO3/SrTiO3(111) Heterostructures by Pulsed Laser Deposition
Minhui Hu, Qinghua Zhang, Lin Gu +5
Unlike widely explored complex oxide heterostructures grown along [001], the study of [111]-oriented heterointerfaces are very limited thus far. One of the main challenges is to ov…
Phonon-enhanced superconductivity at the FeSe/SrTiO3 interface
Q. Song, T. L. Yu, X. Lou +9
The dream of room temperature superconductors has inspired intense research effort to find routes for enhancing the superconducting transition temperature (Tc). Therefore, single-l…
Large Magnetic Anisotropy of an Iron-Porphyrin Complex on Metal Substrate
Bing Liu, Huixia Fu, Jiaqi Guan +4
Single magnetic atoms or molecules with large single-ion magnetic anisotropy are highly desired for future applications in high-density data storage and quantum computation. Here w…
Superstructure evolution of tellurium atoms on Au(111) surface at different coverages
Jiaqi Guan, Xiaochun Huang, Shuyuan Zhang +4
We systematically investigated the superstructure evolution of Te atoms on Au(111) substrate at different coverages. As revealed by low temperature scanning tunneling microscopy an…
Anomalous Acoustic Plasmon Mode from Topologically Protected States
Xun Jia, Shuyuan Zhang, Raman Sankar +7
Plasmons, the collective excitations of electrons in the bulk or at the surface, play an important role in the properties of materials, and have generated the field of Plasmonics.…
Superconducting transition of FeSe/SrTiO3 induced by adsorption of semiconducting organic molecules
Jiaqi Guan, Jian Liu, Bing Liu +7
We prepared superconducting and non-superconducting FeSe films on SrTiO3(001) substrates (FeSe/STO) and investigated the superconducting transition induced by charge transfer betwe…
Epitaxial Growth and Band Structure of Te Film on Graphene
Xiaochun Huang, Jiaqi Guan, Bing Liu +3
Tellurium (Te) films with monolayer and few-layer thickness are obtained by molecular beam epitaxy on a graphene/6H-SiC(0001) substrate and investigated by in situ scanning tunneli…