supported by the National Key R&D Program of China(Grant No.2021YFB3501503);the National Natural Science Foundation of China(Grant Nos.52271016 and 52188101);the Foundation of Liaoning Province(Grant No.XLYC2203080)。
The dual quantum spin Hall insulator(QSHI)is a newly discovered topological state in the two-dimensional(2D)material TaIrTe_(4),which exhibits both a traditional Z_(2)band gap at the charge neutrality point and a Van ...
supported by the National Key R&D Program of China(Grant No.2022YFA1403000,X.Z.;No.2021YFA1400200,X.Z.;No.2022YFA1204900,H.P.;and No.2020YFA0308800,J.S.);the National Natural Science Foundation of China(Grant No.12274446,X.Z.;No.12374172,J.S.;No.11974045,J.S.;No.61888102,J.S.);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB33000000,J.G.&X.Z.)。
Topological physics has evolved from its initial focus on fermionic systems to the exploration of bosonic systems,particularly phononic excitations in crystalline materials.Two-dimensional(2D)topological phonons emerg...
supported by the National Natural Science Foundation of China(Grant Nos.12122405 and 12274169);the National Key Research and Development Program of China(Grant Nos.2022YFA1402304 and 2023YFA1406200);the Fundamental Research Funds for the Central Universities。
Two-dimensional(2D)materials have demonstrated promising prospects owing to their distinctive electronic properties and exceptional mechanical properties.Among them,2D superconductors with T_(c) above the boiling poin...
supported by the National Natural Science Foundation of China(Grant Nos.11974395 and 12188101);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB33000000);the National Key R&D Program of China(Grant Nos.2022YFA1403800 and 2022YFA1403400);the Center for Materials Genome。
By systematic theoretical calculations,we reveal an excitonic insulator(EI)in the Ta_(2)Pd_(3)Te_(5)monolayer.The bulk Ta_(2)Pd_(3)Te_(5)is a van der Waals(vdW)layered compound,whereas the vdW layer can be obtained th...
supported by National Natural Science Foundation of China (Grant No. 11874092);the Fok Ying Tong Education Foundation, China (Grant No. 161005);the Science Fund for Distinguished Young Scholars of Hunan Province (Grant No. 2021JJ10039)。
Quantum anomalous Hall(QAH) insulators have highly potential applications in spintronic device. However,available candidates with tunable Chern numbers and high working temperature are quite rare. Here, we predict a 1...
supported by the National Natural Science Foundation of China (Grant Nos. 11974171, 12061131001, and 11927809);the National Key R&D Program of China (Grant No. 2022YFA1403201)。
Understanding the doping evolution from a Mott insulator to a superconductor probably holds the key to resolve the mystery of unconventional superconductivity in copper oxides. To elucidate the evolution of the electr...
supported by the National Key Research and Development Program of China(Grant Nos.2018YFE0202700 and 2023YFA1406500);the National Natural Science Foundation of China(Grant Nos.11974422 and 12104504);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB30000000);Fundamental Research Funds for the Central Universities,and Research Funds of Renmin University,China(Grant No.22XNKJ30);supported by the Outstanding Innovative Talents Cultivation Funded Programs 2023 of Renmin University,China。
Two-dimensional(2D)van der Waals magnetic materials have promising and versatile electronic and magnetic properties in the 2D limit,indicating a considerable potential to advance spintronic applications.Theoretical pr...
supported by the Zhejiang Provincial Natural Science Foundation of China(Grant Nos.Y23A040001 and LY21F050001);the National Key Research and Development Program of China(Grant No.2019YFA0307700),the National Natural Science Foundation of China(Grant Nos.12074145,11774219,11975012,12374029,12304378,and 12204214);the Jilin Provincial Research Foundation for Basic Research,China(Grant No.20220101003JC);the Foundation of Education Department of Liaoning Province,China(Grant No.LJKMZ20221435);the National College Students Innovation and Entrepreneurship Training Program(Grant No.202310350062).
By numerically solving the two-dimensional semiconductor Bloch equation,we study the high-order harmonic emission of a monolayer ZnO under the driving of co-rotating two-color circularly polarized laser pulses.By chan...
supported by the National Natural Science Foundation of China(Grant Nos.12274050 and 91961204);the Fundamental Research Funds for the Central Universities(Grant Nos.DUT22LAB104 and DUT22ZD103)。
Elect rides,which confine"excess anionic electrons"in subnanometer-sized cavities of a lattice,are exotic ionic crystals.We propose a non-stoichiometric strategy to realize intrinsic two-dimensional(2D)superconducting...
financially supported by the National Natural Science Foundation of China(Grant No.12141403);the National Key R&D Program of China(Grant No.2022YFA1403100)。
We report on ambipolar modulation doping of monolayer FeSe epitaxial films grown by molecular beam epitaxy and in situ spectroscopic measurements via a cryogenic scanning tunneling microscopy.It is found that hole dop...